WO2007132678A1 - 有機エレクトロルミネッセンス素子 - Google Patents
有機エレクトロルミネッセンス素子 Download PDFInfo
- Publication number
- WO2007132678A1 WO2007132678A1 PCT/JP2007/059364 JP2007059364W WO2007132678A1 WO 2007132678 A1 WO2007132678 A1 WO 2007132678A1 JP 2007059364 W JP2007059364 W JP 2007059364W WO 2007132678 A1 WO2007132678 A1 WO 2007132678A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- group
- substituted
- unsubstituted
- layer
- carbon atoms
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
Links
Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/60—Organic compounds having low molecular weight
- H10K85/649—Aromatic compounds comprising a hetero atom
- H10K85/654—Aromatic compounds comprising a hetero atom comprising only nitrogen as heteroatom
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K10/00—Organic devices specially adapted for rectifying, amplifying, oscillating or switching; Organic capacitors or resistors having potential barriers
- H10K10/40—Organic transistors
- H10K10/46—Field-effect transistors, e.g. organic thin-film transistors [OTFT]
- H10K10/462—Insulated gate field-effect transistors [IGFETs]
- H10K10/484—Insulated gate field-effect transistors [IGFETs] characterised by the channel regions
- H10K10/488—Insulated gate field-effect transistors [IGFETs] characterised by the channel regions the channel region comprising a layer of composite material having interpenetrating or embedded materials, e.g. a mixture of donor and acceptor moieties, that form a bulk heterojunction
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/10—OLEDs or polymer light-emitting diodes [PLED]
- H10K50/14—Carrier transporting layers
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/10—OLEDs or polymer light-emitting diodes [PLED]
- H10K50/19—Tandem OLEDs
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/60—Organic compounds having low molecular weight
- H10K85/615—Polycyclic condensed aromatic hydrocarbons, e.g. anthracene
- H10K85/626—Polycyclic condensed aromatic hydrocarbons, e.g. anthracene containing more than one polycyclic condensed aromatic rings, e.g. bis-anthracene
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/60—Organic compounds having low molecular weight
- H10K85/631—Amine compounds having at least two aryl rest on at least one amine-nitrogen atom, e.g. triphenylamine
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/60—Organic compounds having low molecular weight
- H10K85/631—Amine compounds having at least two aryl rest on at least one amine-nitrogen atom, e.g. triphenylamine
- H10K85/633—Amine compounds having at least two aryl rest on at least one amine-nitrogen atom, e.g. triphenylamine comprising polycyclic condensed aromatic hydrocarbons as substituents on the nitrogen atom
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/60—Organic compounds having low molecular weight
- H10K85/649—Aromatic compounds comprising a hetero atom
- H10K85/657—Polycyclic condensed heteroaromatic hydrocarbons
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
- H10K85/60—Organic compounds having low molecular weight
- H10K85/649—Aromatic compounds comprising a hetero atom
- H10K85/657—Polycyclic condensed heteroaromatic hydrocarbons
- H10K85/6572—Polycyclic condensed heteroaromatic hydrocarbons comprising only nitrogen in the heteroaromatic polycondensed ring system, e.g. phenanthroline or carbazole
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K2211/00—Chemical nature of organic luminescent or tenebrescent compounds
- C09K2211/10—Non-macromolecular compounds
- C09K2211/1003—Carbocyclic compounds
- C09K2211/1011—Condensed systems
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K2211/00—Chemical nature of organic luminescent or tenebrescent compounds
- C09K2211/10—Non-macromolecular compounds
- C09K2211/1018—Heterocyclic compounds
- C09K2211/1022—Heterocyclic compounds bridged by heteroatoms, e.g. N, P, Si or B
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K2211/00—Chemical nature of organic luminescent or tenebrescent compounds
- C09K2211/10—Non-macromolecular compounds
- C09K2211/1018—Heterocyclic compounds
- C09K2211/1025—Heterocyclic compounds characterised by ligands
- C09K2211/1044—Heterocyclic compounds characterised by ligands containing two nitrogen atoms as heteroatoms
Definitions
- the present invention relates to an organic electoluminescence (EL) device.
- EL elements using electroluminescence are highly visible due to self-emission and are completely solid elements, and thus have excellent features such as excellent impact resistance. Therefore, as EL elements in various display devices, The use of is attracting attention.
- This EL device includes an inorganic EL device using an inorganic compound as a light emitting material and an organic EL device using an organic compound.
- the organic EL device particularly reduces the applied voltage significantly.
- it since it is easy to achieve full color and surface light emission with low power consumption is possible, it has been developed as a next-generation light-emitting element.
- Patent Documents 1 to 3 As one of such long-life and high-efficiency technologies, there is a technology in which a plurality of cathode Z organic light emitting layer Z anode units are stacked (for example, Patent Documents 1 to 3). Compared to a single-layer device, the current density is low to obtain the same luminance, and there is an advantage that the device life can be extended. However, these techniques have a problem in that the driving voltage becomes extremely high because a plurality of elements are stacked in series.
- Patent Document 1 Japanese Patent Laid-Open No. 6-176870
- Patent Document 2 Japanese Patent Laid-Open No. 11-312584
- Patent Document 3 Japanese Patent Laid-Open No. 11 312585
- the present invention has been made in view of the above-described problems, and an object thereof is to provide a high-efficiency and low-voltage organic EL element even when a plurality of light-emitting layers are stacked in series.
- the following organic EL device is provided.
- At least two organic light emitting layers are interposed between an anode and a cathode, and the organic light emitting layer There is provided at least one intermediate connection layer therebetween, and the intermediate connection layer includes, from the cathode side, an electron transport material layer including an acceptor layer, a donor layer, and a compound containing a non-complex nitrogen-containing heterocyclic structure in this order.
- An organic-elect mouth luminescence element is provided.
- ⁇ is a hydrogen atom, a substituted or unsubstituted aryl group having 5 to 60 nuclear atoms, a substituted or unsubstituted heteroaryl group having 5 to 60 nuclear atoms, a substituted or unsubstituted group, respectively.
- An amino group, a halogen atom, a cyano group, a nitro group, a hydroxyl group, or a carboxyl group, substituted with an aryl group having 5 to 50 nuclear atoms, substituted or unsubstituted, and adjacent to A pair is tied together And may form an aromatic ring or a heterocyclic ring.
- R 9 to R 2 ° are each a hydrogen atom, a substituted or unsubstituted aryl group having 5 to 60 nuclear atoms, a substituted or unsubstituted heteroaryl group having 5 to 60 nuclear atoms, substituted or unsubstituted, An unsubstituted alkyl group having 1 to 50 carbon atoms, a substituted or unsubstituted cycloalkyl group having 3 to 50 carbon atoms, a substituted or unsubstituted aralkyl group having 6 to 50 nuclear atoms, a substituted or unsubstituted carbon number 1 ⁇ 50 alkoxy group, substituted or unsubstituted aryloxy group having 5 to 50 carbon atoms, substituted or unsubstituted aryloxy group having 5 to 50 nucleus atoms, substituted or unsubstituted carbon atoms 1 to 50 An alkoxycarbonyl group, an amino group substituted with a substituted with a
- (L is a substituted or unsubstituted arylene group having 6 to 60 carbon atoms, a substituted or unsubstituted heteroarylene group having 5 to 60 carbon atoms, or a substituted or unsubstituted fluorenylene group,
- Ar 1 is a substituted or unsubstituted arylene group having 6 to 60 carbon atoms, a substituted or unsubstituted pyridylene group, or a substituted or unsubstituted quinolylene group,
- Ar 2 is a hydrogen atom, a substituted or unsubstituted aryl group having 5 to 60 nuclear atoms, a substituted or unsubstituted pyridyl group, a substituted or unsubstituted quinolyl group, a substituted or unsubstituted carbon number of 1 to 50.
- Donor of the donor layer is alkali metal, alkaline earth metal, rare earth metal, alkali metal oxide, alkali metal halide, alkaline earth metal oxide, alkaline earth metal halide Organic electroluminescence according to any one of 1 to 5, which is a porcelain, rare earth metal oxide, rare earth metal halide, alkali metal organic complex, alkaline earth metal organic complex, and rare earth metal organic complex element.
- the acceptor force of the acceptor layer The organic electoluminescence element according to any one of 1 to 6, which is an organic compound having an electron-withdrawing substituent or an electron-deficient ring Child.
- acceptor force of the acceptor layer 7.
- FIG. 1 is a diagram showing a first embodiment of an organic EL device according to the present invention.
- FIG. 2 is a view showing an intermediate connection layer of the organic EL element shown in FIG.
- the organic EL device of the present invention includes at least two organic light emitting layers interposed between an anode and a cathode, and includes at least one intermediate connection layer between the organic light emitting layers.
- the intermediate connection layer is formed by laminating an acceptor layer, a donor layer, and an electron transport material layer containing a compound containing a non-complex nitrogen-containing heterocyclic structure in this order from the cathode side.
- FIG. 1 is a view showing an embodiment of the organic EL device of the present invention.
- This organic EL device is an example in which three organic light emitting layers are laminated.
- a transparent anode 20 is provided on a support substrate 10, and a cathode 50 is provided opposite to the transparent anode 20.
- the first organic light emitting layer 30, the second organic light emitting layer 32, the third organic light emitting layer 34, the first intermediate connection layer 40, and the second intermediate light emitting layer 34 are provided between the transparent anode 20 and the cathode 50.
- a connection layer 42 is provided.
- the first intermediate connection layer 40 is between the first organic light-emitting layer 30 and the second organic light-emitting layer 32
- the second intermediate connection layer 42 is the second organic light-emitting layer 32 and the third organic light-emitting layer 32. It is interposed between the light emitting layers 34. Light emitted from the organic light emitting layers 30, 32, and 34 is extracted from the support substrate 10 through the transparent anode 20.
- FIG. 2 is a diagram showing the intermediate connection layers 40 and 42 of the present invention.
- the intermediate connection layers 40 and 42 are formed by laminating an acceptor layer 60, a donor layer 70, and an electron transport material layer 80 containing a compound containing a non-complex nitrogen-containing heterocyclic structure in this order from the cathode 50 side.
- the configuration is as follows.
- the acceptor layer 60 refers to extracting electrons from an adjacent organic light emitting layer.
- the donor layer 70 is a layer that receives electrons from the acceptor layer and injects electrons into the electron transport material layer (donates electrons).
- the electron transport material layer 80 is a layer that injects electrons into the adjacent organic light emitting layer.
- first organic light emitting layer 30 of the element 1 light is emitted by injecting holes from the anode 20 and injecting electrons from the electron transport material layer of the first intermediate connection layer 40. Electrons are transferred from the acceptor layer to the electron transport material layer of the first intermediate connection layer 40 through the donor layer.
- the second organic light emitting layer 32 holes are injected from the acceptor layer of the first intermediate connection layer 40, and electrons are injected from the electron transport material layer of the second intermediate connection layer 42. It emits light. Electrons are transferred to the electron transport material layer 80 of the first intermediate connection layer 40 through the donor layer as well as the acceptor layer force. Electrons are transferred from the acceptor layer to the electron transport material layer of the second intermediate connection layer 42 through the donor layer.
- the acceptor layer force of the second intermediate connection layer 42 also emits light by injecting holes. Electrons are transferred from the acceptor layer to the electron transport material layer 80 of the second intermediate connection layer 42 through the donor layer.
- the present invention can reduce the voltage by using a specific electron transport material layer for the intermediate connection layer. For this reason, an organic EL element in which organic light emitting layers are stacked is easy to increase the voltage, but even such a stacked organic EL element can achieve a lower voltage and higher efficiency.
- the three organic light emitting layers 30, 32, 34 and the two intermediate connection layers 40, 42 may be different or the same.
- three organic light emitting layers are laminated, but two or four or more layers may be laminated. Further, in this embodiment, it is sufficient that there is at least one intermediate connection layer having the laminated structure shown in FIG. 2 between the two organic light emitting layers. Therefore, when there are other organic light-emitting layers, different organic light-emitting layers may be in direct contact with each other and V may be used, or a normal intermediate connection layer may be interposed instead of the laminated structure shown in FIG. ⁇ .
- the transparent electrode may be a power cathode that is an anode.
- book The organic EL element of the invention may be a top emission type or a bottom emission type. Even in the case of the V-shift type, the electrode from which light is extracted becomes light transmissive.
- the support substrate is a member for supporting the organic EL element, and therefore it is preferable that the support substrate is excellent in mechanical strength and dimensional stability.
- a substrate include a glass plate, a metal plate, a ceramic plate, or a plastic plate (polycarbonate resin, acrylic resin, vinyl chloride resin, polyethylene terephthalate resin, polyimide resin, polyester resin. Resin, epoxy resin, phenol resin, silicon resin, fluorine resin, etc.).
- the substrate made of these materials is further formed with an inorganic film or coated with fluorine resin to prevent moisture or hydrophobic treatment. Is preferably applied.
- the moisture content of the support substrate is 0.0001 wt% or less and the gas permeability coefficient is 1 ⁇ 10 ” 13 cc-cm / cm 2 -Sec. CmHg or less.
- the supporting substrate side force also extracts light
- anode it is preferable to use a metal, an alloy, an electrically conductive compound, or a mixture thereof having a high work function (for example, 4. OeV or more).
- a metal, an alloy, an electrically conductive compound, or a mixture thereof having a high work function for example, 4. OeV or more.
- ITO indium tin oxide
- IZO indium-zinc oxide
- indium copper, tin, zinc oxide, gold, platinum, noradium, etc. alone or in combination of two or more Can be used in combination.
- the anode can be produced by forming a thin film of these electrode materials by a method such as vapor deposition or sputtering. Further, the thickness of the anode is not particularly limited. 1S is preferably 10 to 1000 nm, and more preferably 10 to 200 nm. Further, when taking out the light emitted from the organic light emitting medium layer from the anode to the outside, it is preferable that Is transparent, that is, the light transmittance is 50% or more.
- the cathode preferably uses a metal, an alloy, an electrically conductive compound or a mixture thereof having a low work function (eg, less than 4. OeV). Specifically, one of magnesium, aluminum, indium, lithium, sodium, cesium, silver and the like can be used alone or in combination of two or more.
- the thickness of the cathode is not particularly limited, but is preferably 10 to 1000 nm, more preferably 10 to 200 nm.
- the organic light emitting layer includes an organic light emitting medium layer capable of EL emission by recombination of electrons and holes.
- Such an organic light emitting layer can be constituted by laminating the following layers, for example.
- the configuration (iv) is usually preferably used because it can provide higher emission luminance and is excellent in durability.
- the light emitting medium layer of the organic EL element has the following functions (1) to (3).
- Injection function Function that can inject holes from the anode or hole injection layer when an electric field is applied, and can inject electrons from the cathode or electron injection layer
- Transport function Function to move injected charges (electrons and holes) by the force of electric field
- Luminescent function a function that provides a field for recombination of electrons and holes and connects this to light emission.However, there is no difference between the ease of hole injection and the ease of electron injection.
- the transport capacity expressed by the mobility of holes and electrons may be large or small, but it is preferable to move one of the charges.
- the luminescent medium layer is particularly preferably a molecular deposited film.
- the molecular deposition film is formed by deposition from a material compound in a gas phase state. This is a thin film or a film formed by solidification from a material compound in a solution state or a liquid phase state.
- this molecular deposited film has a cohesive structure and high structure from a thin film (molecular accumulated film) formed by the LB method. It can be classified by the difference in the next structure and the functional difference resulting from it.
- a binder such as rosin and a material compound are mixed with a solvent.
- the light emitting medium layer can also be formed by forming a solution by dissolving the solution in a thin film and then thinly forming the solution by a spin coating method or the like.
- Examples of the light emitting material or doping material that can be used for the organic light emitting medium layer include arylamine compounds and Z or styrylamine compounds, anthracene, naphthalene, phenanthrene, pyrene, tetracene, coronene, taricene, fluorescein, perylene, and lid-periphery.
- Lene Naphtha-perylene, Perinone, Lid-perinone, Naphtal-perinone, Diphenylbutadiene, Tetraphenylbutadiene, Coumarin, Oxadiazole, Ardazine, Bisbenzoxazoline, Bisstyryl, Pyrazine, Cyclopentagen, Quinoline metal complex, Aminoquino Phosphorus metal complex, benzoquinoline metal complex, imine, diphenylethylene, berylanthracene, diaminocarbazole, pyran, thiopyran, polymethine, merocyanine, imidazole chelate Examples thereof include, but are not limited to, oxinoid compounds, quinacridone, rubrene, and fluorescent dyes.
- the organic light emitting medium layer preferably contains an arylamine compound and Z or a styrylamine compound.
- Examples of the arylamine compounds include compounds represented by the following formula (A), and examples of the styrylamine compounds include compounds represented by the following formula (B).
- Ar is phenyl, biphenyl, terpheal, stilbene or distyryl aryl
- Ar 3 2 and Ar 3 3 are each a hydrogen atom or a substituted or unsubstituted carbon number of 6 to 6.
- 20 is an aromatic group
- p ′ is an integer of 1 to 4. More preferably, Ar 3 2 and Z or Ar 3 are substituted with a styryl group.
- the aromatic group having 6 to 20 carbon atoms is preferably a phenyl group, a naphthyl group, an anthracyl group, a phenanthryl group, a terphenyl group, or the like.
- Ar 3M to Ar 3G6 is a substituted or unsubstituted Ariru group having a carbon number of 5 to 40.
- Q is an integer from 1 to 4.
- aryl groups having 5 to 40 nuclear atoms include phenyl, naphthyl, anthracyl, phenanthryl, pyrenyl, chrysenyl, coroninole, biphenyl, terphenyl, pyrrolyl, furanyl, thiophenyl, benzothiophenyl, oxadiazolyl.
- Diphenylanthracenyl, indolyl, carbazolyl, pyridyl, benzoquinolyl, fluoranthenyl, acenaphthofluoranthur, stilbene and the like are preferable.
- the aryl group having 5 to 40 nuclear atoms may be further substituted with a substituent.
- Examples of the preferred substituent include alkyl groups having 1 to 6 carbon atoms (ethyl group, methyl group, isopropyl group, n- Propyl group, s-butyl Group, t-butyl group, pentyl group, hexyl group, cyclopentyl group, cyclohexyl group, etc.), alkoxy group having 1 to 6 carbon atoms (ethoxy group, methoxy group, isopropoxy group, n-portoxy group, s butoxy group, t butoxy group, pentoxy group, hexyloxy group, cyclopentoxy group, cyclohexyloxy group, etc.), aryl group having 5 to 40 nuclear atoms, amino group substituted with aryl group having 5 to 40 nuclear atoms Groups, ester groups having an aryl group having 5 to 40 nuclear atoms, ester groups having an alkyl group having 1 to 6 carbon atoms, cyan groups, nitro groups, hal
- Ar and Ar ′ are each a substituted or unsubstituted aryl group having 5 to 60 nucleus atoms or a substituted or unsubstituted heteroaryl group having 5 to 60 nucleus atoms.
- X is substituted or unsubstituted aryl group having 6 to 50 nuclear carbon atoms, substituted or unsubstituted heteroaryl group having 5 to 50 nuclear atoms, substituted or unsubstituted alkyl group having 1 to 50 carbon atoms, substituted Or an unsubstituted alkoxy group having 1 to 50 carbon atoms, a substituted or unsubstituted aralkyl group having 6 to 50 carbon atoms, a substituted or unsubstituted aryloxy group having 5 to 50 nucleus atoms, a substituted or unsubstituted nucleus.
- a and b are each an integer of 0 to 4.
- n is an integer of 1 to 3.
- Ar 1 and Ar 2 are each a substituted or unsubstituted aryl group having 6 to 50 nuclear carbon atoms or a substituted or unsubstituted heteroaryl group having 5 to 60 nuclear atoms.
- n are each an integer of 1 to 4.
- R ⁇ R 10 ⁇ each hydrogen atom, substituted or unsubstituted aryl group having 6 to 50 nuclear carbon atoms, substituted or unsubstituted heteroaryl group having 5 to 50 nuclear atoms, substituted or unsubstituted carbon atoms 1 to 50 alkyl groups, substituted or unsubstituted cycloalkyl groups, substituted or unsubstituted alkoxy groups having 1 to 50 carbon atoms, substituted or unsubstituted aralkyl groups having 6 to 50 carbon atoms, substituted or unsubstituted Aryloxy group having 5 to 50 nucleus atoms, substituted or unsubstituted aryloxy group having 5 to 50 nucleus atoms, substituted or unsubstituted alkoxycarbonyl group having 1 to 50 carbon atoms, substituted or unsubstituted silyl group Group, carboxyl group, halogen atom, cyano group, nitro group or hydroxyl group
- ⁇ 1 and ⁇ 2 are each a substituted or unsubstituted condensed aromatic ring group having 10 to 20 nuclear carbon atoms.
- Ar 3 and Ar 4 are each a hydrogen atom or a substituted or unsubstituted aryl group having 6 to 50 nuclear carbon atoms.
- R ⁇ R 10 ⁇ each hydrogen atom, substituted or unsubstituted aryl group having 6 to 50 nuclear carbon atoms, substituted or unsubstituted heteroaryl group having 5 to 50 nuclear atoms, substituted or unsubstituted carbon atoms 1 to 50 alkyl groups, substituted or unsubstituted cycloalkyl groups, substituted or unsubstituted alkoxy groups having 1 to 50 carbon atoms, substituted or unsubstituted aralkyl groups having 6 to 50 carbon atoms, substituted or unsubstituted Aryloxy group having 5 to 50 nucleus atoms, substituted or unsubstituted aryloxy group having 5 to 50 nucleus atoms, substituted or unsubstituted alkoxycarbonyl group having 1 to 50 carbon atoms, substituted or unsubstituted silyl group Group, carboxyl group, halogen atom, cyano group, nitro group or hydroxyl group
- Ar 3 , Ar 4 , R 9 and R 1 May be a plurality or adjacent ones may form a saturated or unsaturated cyclic structure.
- 1 ⁇ to ° are each a hydrogen atom, an alkyl group, a cycloalkyl group, a substituted or unsubstituted aryl group, an alkoxyl group, an aryloxy group, an alkylamino group, an alkyl group, an aryl group, or a substituted group. Or an unsubstituted heterocyclic group is shown.
- a and b each represent an integer of 1 to 5, and when they are 2 or more, R 11 or R 12 may be the same or different, and R 11 or R 12 are bonded to each other.
- a ring may be formed, or R 13 and R 14 , R 15 and R 16 , R 17 and R 18 , R 19 and R 2 may be bonded to each other to form a ring.
- L 1 represents a single bond, -0-, -S-, N (R) — (where R is an alkyl group or a substituted or unsubstituted aryl group), an alkylene group or an arylene group. )
- R to R dU are a hydrogen atom, an alkyl group, a cycloalkyl group, and an aryl group, respectively. Represents an alkoxyl group, an aryloxy group, an alkylamino group, an arylamino group, or a substituted or unsubstituted multiple ring group.
- C d, e and f each represent an integer of 1 to 5, and when they are 2 or more, R 21 , R 2 2 , R 26, or R 27 may be the same or different. Further, R 21 , R 22 , R 26 or R 27 may be bonded to form a ring, or R 23 and R 24 , R 28 and R 29 may be bonded to each other to form a ring. You can form,
- L 2 represents a single bond, -0-, -S-, —N (R) — (R is an alkyl group or a substituted or unsubstituted aryl group), an alkylene group or an arylene group. )
- each X 1 is a substituted or unsubstituted pyrene residue.
- a 3 and B 1 are each a hydrogen atom, a substituted or unsubstituted aromatic hydrocarbon group having 3 to 50 nuclear carbon atoms, a substituted or unsubstituted aromatic heterocyclic group having 1 to 50 nuclear carbon atoms, substituted or unsubstituted Is an unsubstituted alkyl group or alkylene group having 1 to 50 carbon atoms, or a substituted or unsubstituted alkyl group or alkylene group having 1 to 50 carbon atoms.
- Ar 5 is a substituted or unsubstituted aromatic hydrocarbon group having 3 to 50 nuclear carbon atoms or a substituted or unsubstituted aromatic heterocyclic group having 1 to 50 nuclear carbon atoms, respectively.
- Y 1 is each a substituted or unsubstituted aryl group.
- f is an integer from 1 to 3
- e and i are each an integer from 0 to 4
- h is an integer from 0 to 3
- g is an integer from 1 to 5.
- Ar 6 and Ar 7 are each a substituted or unsubstituted aryl group having 6 to 50 nuclear carbon atoms.
- L 3 and L 4 are each a substituted or unsubstituted phenylene group, a substituted or unsubstituted naphthalene group, a substituted or unsubstituted fluorenylene group, or a substituted or unsubstituted dibenzosilolylene group.
- n is an integer from 1 to 4
- s is an integer from 0 to 2
- t is an integer from 0 to 4.
- L 3 or Ar 6 is bonded to any one of positions 1 to 5 of pyrene, and L 4 or Ar 7 is bonded to pyrene.
- a spio-mouth fluorene derivative represented by the following formula (8) A spio-mouth fluorene derivative represented by the following formula (8).
- a 4 to A ′ are each a substituted or unsubstituted biphenyl group or a substituted or unsubstituted naphthyl group.
- a 8 to A 13 are each a hydrogen atom or a substituted or unsubstituted aryl group having 6 to 50 nuclear carbon atoms.
- R 31 to R 33 are each a hydrogen atom, an alkyl group having 1 to 6 carbon atoms, a cycloalkyl group having 3 to 6 carbon atoms, an alkoxyl group having 1 to 6 carbon atoms, an aryloxy group having 5 to 18 carbon atoms, or a carbon number. 7 to 18 aralkyloxy group, 5 to 16 carbon atom arylamino group, nitro group, cyano group, 1 to 6 carbon ester group or halogen atom.
- At least one of A 8 to A 13 is a group having three or more condensed aromatic rings.
- R 36 and R 37 are each a hydrogen atom, a substituted or unsubstituted alkyl group, a substituted or unsubstituted aralkyl group, a substituted or unsubstituted aryl group, or a substituted or unsubstituted heterocyclic ring.
- R 36 and R 37 bonded to different fluorene groups may be the same or different
- R 36 and R 37 bonded to the same fluorene group may be the same or different It may be.
- Ar 8 and Ar 9 are substituted or unsubstituted condensed polycyclic aryl groups having a total of 3 or more benzene rings or substituted or unsubstituted carbons having a total of 3 or more benzene rings and heterocyclic rings to form a fluorene group.
- a condensed polycyclic heterocyclic group to be bonded is shown, and Ar 8 and Ar 9 may be the same or different.
- n an integer of 1 to 10.
- an anthracene derivative is preferable, a monoanthracene derivative is more preferable, and an asymmetric anthracene is particularly preferable.
- a phosphorescent compound can also be used.
- a compound containing a force rubazole ring as the host material is preferable.
- a phosphorescent dopant is a compound capable of emitting triplet exciton force, and is not particularly limited as long as it emits light from triplet exciton, but also has a group force consisting of Ir, Ru, Pd, Pt, Os and Re.
- a metal complex containing at least one selected metal is preferred.
- a host suitable for phosphorescence emission having a compound power containing a force rubazole ring has a function of emitting a phosphorescence emission compound as a result of energy transfer from its excited state to the phosphorescence emission compound. It is a compound that has.
- the host compound can be appropriately selected according to the purpose without any limitation as long as it is a compound that can transfer the exciton energy to the phosphorescent compound. It has an optional heterocycle other than a forceful rubazole ring.
- host compounds include force rubazole derivatives, triazole derivatives, oxazole derivatives, oxaziazole derivatives, imidazole derivatives, polyarylalkane derivatives, pyrazoline derivatives, pyrazolone derivatives, furan diamine derivatives, arylamine derivatives , Amino-substituted chalcone derivatives, styrylanthracene derivatives, fluorenone derivatives, hydrazone derivatives, stilbene derivatives, silazane derivatives, aromatic tertiary amine compounds, styrylamine compounds, aromatic dimethylidene compounds, porphyrin compounds, anthraquinodis Methane derivatives, anthrone derivatives, diphenylquinone derivatives, Heterocyclic tetracarboxylic acid anhydrides such as obilane dioxide derivatives, carpositimide derivatives, fluorenylidenemethane derivatives, distyryl
- high molecular compounds such as molecular oligomers, polythiophene derivatives, polyphenylene derivatives, polyphenylene vinylene derivatives, polyfluorene derivatives, and the like.
- the host compound may be used alone or in combination of two or more.
- the phosphorescent dopant is a compound capable of emitting triplet exciton power.
- the triplet exciton force is not particularly limited as long as it emits light, but a group complex of Ir, Ru, Pd, Pt, Os, and Re force is preferably a metal complex containing at least one selected metal, and is preferably a porphyrin metal complex or ortho metal ion. ⁇ Metal complexes are preferred.
- the porphyrin metal complex is preferably a porphyrin platinum complex.
- the phosphorescent compound may be used alone or in combination of two or more.
- ligands that form ortho-metalated metal complexes, but it is preferable! / ⁇
- the ligand include 2 phenyl pyridine derivatives, 7,8 benzoquinoline derivatives, 2- (2 chayl) pyridine derivatives, 2- (1 naphthyl) pyridine derivatives, 2-phenol quinolin derivatives, and the like. . These derivatives may have a substituent if necessary. In particular, fluorinated compounds and trifluoromethyl groups introduced are preferred as blue dopants. Further, it may have a ligand other than the above ligands such as acetylylacetonate and picric acid as an auxiliary ligand.
- the content of the phosphorescent dopant in the light emitting medium layer is not particularly limited, and can be appropriately selected according to the purpose.
- the content is 0.1 to 70% by mass, and 1 to 3 0% by mass is preferred.
- the phosphorescent emissive compound content is less than 0.1% by mass, the light emission is weak and the effect of the content is not fully exhibited.
- the content exceeds 70% by mass, the phenomenon called concentration quenching occurs. May become noticeable and the device performance may be reduced.
- the light emitting medium layer may contain a hole transport material, an electron transport material, and a polymer binder as necessary.
- the film thickness of the luminescent medium layer is preferably 5 to 50 nm, more preferably 7 to 50 nm, and most preferably 10 to 50 nm. If the thickness is less than 5 nm, it is difficult to form a light-emitting medium layer, and it may be difficult to adjust the chromaticity. If the thickness exceeds 50 nm, the driving voltage may increase.
- a hole injection / transport layer may be further laminated on the anode side of the organic light emitting medium layer.
- the hole injection / transport layer is a layer that helps injecting holes into the luminescent medium layer and transports them to the luminescent region, and has a high ion mobility with a high hole mobility, usually less than 5.5 eV.
- a material that transports holes to the light-emitting medium layer with a lower electric field strength is preferred.
- the mobility force of holes is, for example, 10 4 to: L0 6 V / cm. At least 10 _4 cm 2 ZV ⁇ sec is preferred when an electric field is applied.
- the material for forming the hole injecting / transporting layer is not particularly limited as long as it has the above-mentioned preferred properties, and is conventionally used as a charge transporting material for holes in photoconductive materials.
- any known one used for the hole injection and transport layer of the organic EL device can be selected and used.
- JP-A-2-204996 polysilane
- aniline-based copolymer JP-A-2-282263
- JP-A-1-211399 examples thereof include conductive polymer oligomers (particularly thiophene oligomers).
- the above-described materials can be used as the material for the hole injection 'transport layer.
- Volphiline compounds (disclosed in JP-A-63-29556965, etc.), aromatic tertiary amine compounds And styrylamine compounds (US Pat. No. 4,127,412, JP-A 53-27033, 54-58445, 54-149634, 54-64299) No. 55-79450, No. 55-144250, No. 56-119132, No. 61-295558, No. 61-98353, No. 63-295695, etc.), especially fragrance It is preferable to use a group III tertiary amine compound.
- hole injection / transport material that can be used in the hole injection / transport layer
- a compound represented by the following formula is preferable.
- Ar dll to Ar dM are each independently a substituted or unsubstituted aryl group having 6 to 50 nuclear carbon atoms, and R 311 to R 312 are each independently a hydrogen atom, substituted or unsubstituted. And an aryl group having 6 to 50 nuclear carbon atoms or an alkyl group having 1 to 50 carbon atoms, and m and n are integers of 0 to 4.
- the aryl group having 6 to 50 nuclear carbon atoms is preferably a phenyl, naphthyl, biphenyl, terphel, phenanthryl group or the like.
- the aryl group having 6 to 50 nuclear carbon atoms may be further substituted with a substituent.
- Preferred substituents include alkyl groups having 1 to 6 carbon atoms (methyl group, ethyl group, isopropyl group, n -Propyl group, s-butyl group, t-butyl group, pentyl group, hexyl group, cyclopentyl group, cyclohexyl group, etc.), and an amino group substituted with an aryl group having 6 to 50 nuclear carbon atoms.
- there are two condensed aromatic rings described in US Pat. No. 5,061,569 in the molecule for example, 4,4,1bis (N— (1-naphthyl) N phenol.
- NPD -Luamino bi-fel
- MTDATA tri-feramine triphenylamine
- inorganic compounds such as p-type Si and p-type SiC can also be used as the material for the hole injection / transport layer.
- the hole injecting / transporting layer can be formed by thin-filming the above compound by a known method such as a vacuum deposition method, a spin coating method, a casting method, or an LB method.
- the thickness of the hole injecting / transporting layer is not particularly limited, but is usually 5 ⁇ to 5 / ⁇ .
- the hole injection / transport layer may be composed of one or more of the above-described materials as long as it contains the above compound in the hole transport zone. A layer in which a hole injecting / transporting layer made of a different kind of compound is laminated may be used.
- An electron injection / transport layer may be further laminated on the cathode side of the organic light emitting medium layer.
- the electron injection 'transport layer is a layer that assists the injection of electrons into the luminescent medium layer, and has a high electron mobility.
- the electron transport layer is appropriately selected with a film thickness of several nm to several; zm. In order to avoid an increase in voltage, especially when the film thickness is large, the electron mobility is 10 4 to: when applying an electric field of L0 6 V / cm. desirable is least 10 _5 cm 2 ZVs more.
- 8-hydroxyquinoline and its derivative metal complex or a compound having a nitrogen-containing heterocyclic ring are suitable.
- metal chelate oxinoid compounds including chelates (generally 8-quinolinol or 8-hydroxyquinoline).
- Alq having A1 as the central metal can be used as the electron injection / transport layer.
- Ar 321 , Ar 322 , Ar 323 , Ar 325 , Ar 326 , Ar 329 each represent a substituted or unsubstituted aryl group, and may be the same or different from each other.
- Ar 324 , Ar ⁇ 27 and Ar 328 represent a substituted or unsubstituted arylene group, which may be the same or different.
- examples of the aryl group include a phenyl group, a biphenyl group, an anthryl group, a perylenyl group, and a pyrenyl group.
- examples of the arylene group include a phenylene group, a naphthylene group, a biphenylene group, an anthrene group, a perylene group, and a pyrenylene group.
- substituent include an alkyl group having 1 to 10 carbon atoms, an alkoxy group having 1 to 10 carbon atoms, and a cyan group.
- This electron transfer compound is preferably a thin film forming material.
- electron-transmitting compound examples include the following.
- Me represents a methyl group
- Bu represents a butyl group
- Nitrogen-containing heterocyclic derivative represented by the following formula
- a ddl to A ddd are a nitrogen atom or a carbon atom.
- R 331 and R 332 are a substituted or unsubstituted aryl group having 6 to 60 carbon atoms, a substituted or unsubstituted heteroaryl group having 3 to 60 carbon atoms, an alkyl group having 1 to 20 carbon atoms, and a carbon number of 1
- a haloalkyl group of -20 or an alkoxy group of 1-20 carbon atoms n is an integer of 0 to 5, and when n is an integer of 2 or more, a plurality of R 331 may be the same or different from each other Good.
- a plurality of adjacent R 331 groups may be bonded to each other to form a substituted or unsubstituted carbocyclic aliphatic ring, or a substituted or unsubstituted carbocyclic aromatic ring.
- Ar 331 is a substituted or unsubstituted aryl group having 6 to 60 carbon atoms, or a substituted or unsubstituted heteroaryl group having 3 to 60 carbon atoms.
- Ar 331 ′ is a substituted or unsubstituted arylene group having 6 to 60 carbon atoms, or a substituted or unsubstituted heteroarylene group having 3 to 60 carbon atoms.
- Ar 332 is a hydrogen atom, an alkyl group having 1 to 20 carbon atoms, a haloalkyl group having 1 to 20 carbon atoms, an alkoxy group having 1 to 20 carbon atoms, a substituted or unsubstituted aryl group having 6 to 60 carbon atoms, or a substitution Alternatively, it is an unsubstituted heteroaryl group having 3 to 60 carbon atoms.
- any one of Ar 331 and Ar 332 is a substituted or unsubstituted condensed ring group having 10 to 60 carbon atoms, or a substituted or unsubstituted hetero condensed ring group having 3 to 60 carbon atoms.
- L 332 and L 333 are each a single bond, a substituted or unsubstituted fused ring having 6 to 60 carbon atoms, a substituted or unsubstituted heterofused ring having 3 to 60 carbon atoms, or a substituted or unsubstituted fluorene. It is a group. )
- HAr is a substituted or unsubstituted nitrogen-containing heterocycle having 3 to 40 carbon atoms
- L 341 is a single bond, a substituted or unsubstituted arylene group having 6 to 60 carbon atoms, a substituted or unsubstituted heteroarylene group having 3 to 60 carbon atoms, or a substituted or unsubstituted fluorylene group.
- Ar 341 is a substituted or unsubstituted divalent aromatic hydrocarbon group having 6 to 60 carbon atoms
- Ar 342 is a substituted or unsubstituted aryl group having 6 to 60 carbon atoms or a substituted or unsubstituted carbon group. It is a heteroaryl group having 3 to 60 carbon atoms.
- X d51 and Y d51 each independently represent a saturated or unsaturated hydrocarbon group having 1 to 6 carbon atoms, an alkoxy group, an alkoxy group, an alkyloxy group, a hydroxy group, a substituted or unsubstituted group.
- R 351 to R 354 each independently represents hydrogen, halogen, a substituted or unsubstituted hetero ring, or a structure in which X 351 and Y 3 51 are combined to form a saturated or unsaturated ring.
- X dbl and Y dbl are each independently a saturated or unsaturated hydrocarbon group having 1 to 6 carbon atoms, an alkoxy group, an alkenyloxy group, an alkynyloxy group, a substituted or unsubstituted group.
- R d ′′ to R d and Z d ′′ are each independently a hydrogen atom, a saturated or unsaturated hydrocarbon group, an aromatic group, a heterocyclic group, a substituted amino group, a substituted boryl group, or an alkoxy group.
- Each represents an aryloxy group
- ⁇ 371 , ⁇ 371 and z 371 each independently represent a saturated or unsaturated hydrocarbon group, aromatic group, heterocyclic group, substituted amino group, alkoxy group or aryloxy group.
- Z 371 and Z 372 may be bonded to each other to form a condensed ring.
- N represents an integer of 1 to 3, and when n is 2 or more, Z 371 may be different.
- N is 1, X 371 , Y 371 and R 372 acetyl group
- R 378 is a hydrogen atom or a substituted boryl group
- n force ⁇ and Z 371 is a methyl group.
- 81 is a halogen atom, a substituted or unsubstituted alkyl group, a substituted or unsubstituted cycloalkyl group, a substituted or Unsubstituted aryl group, substituted or unsubstituted heterocyclic group, OR 39 (R 391 is a hydrogen atom, substituted or unsubstituted alkyl group, substituted or unsubstituted cycloalkyl group, substituted or unsubstituted aryl group or substituted Or an unsubstituted heterocyclic group.) Or —O Ga—Q 391 (Q 392 ) (Q 391 and Q 392 are the same as Q 381 and Q 382. ) ) [0071] [Chemical 27]
- the rings A 4U1 and A ⁇ are substituted or unsubstituted aryl ring or bicyclic ring structures bonded to each other.
- substituents of the rings A4Cn and A4C > 2 forming the ligand of the above formula include chlorine, bromine, iodine, halogen atoms of fluorine, methyl group, ethyl group, Propyl group, butyl group, sec butyl group, tert butyl group, pentyl group, hexyl group, heptyl group, octyl group, stearyl group, trichloromethyl group and other substituted or unsubstituted alkyl groups, phenyl group, naphthyl group Group, 3-methylphenol group, 3-methoxyphenyl group, 3-fluorophenol group, 3-trichloromethylphenol group, 3-trifluoromethylphenol group, 3-to-diethyl ether Substituted or unsubstituted aryl groups such as -l group, methoxy group, n-butoxy group, tert butoxy group, t
- Mono- or di-substituted amino groups such as mino group, methylamino group, jetylamino group, ethylamino group, jetylamino group, dipropylamino group, dibutylamino group, diphenylamino group, bis (acetoxymethyl) amino group, bis (acetoxy) Ethyl) amino group, bisacetoxypropyl) amino group, bis (acetoxybutyl) amino group, etc., isylamino groups, hydroxyl groups, siloxy groups, acyl groups, strong rubamoyl groups, methylcarbamoyl groups, dimethylcarbamoyl groups, ethylcarbamoyl groups, Substituted or unsubstituted force rubamoyl groups such as a decylcarbamoyl group, a propylcarbamoyl group, a butylcarbamoyl group, a phenylcarb
- the reducing dopant is defined as a substance capable of reducing an electron transporting compound. Accordingly, various materials can be used as long as they have a certain reducibility, such as alkali metals, alkaline earth metals, rare earth metals, alkali metal oxides, alkali metal halides, alkaline earth metals.
- preferable reducing dopants include Na (work function: 2.36 eV), K (work function: 2.28 eV), Rb (work function: 2.16 eV) and Cs (work Function: 1. 95eV) Force at least one selected alkali metal, Ca (work function: 2.9 eV), Sr (work function: 2.0 to 2.5 eV), and Ba (work function: 2. 52 eV) Forces Group Forces Particularly preferred are those having a work function of 2.9 eV or less, including at least one selected alkaline earth metal. Of these, more preferred reducing dopants are K, Rb and Cs. At least one alkali metal selected, more preferably Rb or Cs, and most preferably Cs.
- alkali metals can improve emission brightness and extend the lifetime of organic EL devices by adding a relatively small amount to the electron injection region, which has a particularly high reducing ability.
- a combination of two or more alkali metals is also preferable.
- a combination containing Cs, for example, Cs and Na, Cs and K Cs and Rb or a combination of Cs, Na and ⁇ is preferable.
- an electron injection / transport layer made of an insulator or a semiconductor may be further provided between the cathode and the organic layer.
- an insulator at least one metal compound selected from the group consisting of alkali metal chalcogenides, alkaline earth metal chalcogenides, alkali metal halides and alkaline earth metal halides is used.
- the electron injecting / transporting layer is composed of these alkali metal chalcogenides or the like, it is preferable in that the electron injecting property can be further improved.
- preferred alkali metal chalcogenides include, for example, Li 0, LiO, Na S, Na Se and
- alkaline earth metal chalcogenides include, for example, Ca 0, BaO, SrO, BeO, BaS, and CaSe.
- Preferred alkali metal halides include, for example, LiF, NaF, KF, LiCl, KCl, and NaCl.
- Preferred alkaline earth metal halides include, for example, CaF, BaF
- Fluorides such as SrF, MgF and BeF, and halides other than fluoride
- the semiconductor constituting the electron injection 'transport layer includes at least one of Ba, Ca, Sr, Yb, Al, Ga, In, Li, Na, Cd, Mg, Si, Ta, Sb, and Zn.
- the inorganic compound constituting the electron injecting / transporting layer is preferably a microcrystalline or amorphous insulating thin film. If the electron injection / transport layer is made of these insulating thin films, Since a more uniform thin film is formed, pixel defects such as dark spots can be reduced. Examples of such inorganic compounds include the above-mentioned alkali metal chalcogenides, alkali earth metal chalcogenides, alkali metal halides and alkaline earth metal halides.
- the intermediate connection layer is a laminate of an acceptor layer, a Z donor layer, and a Z electron transport material layer, and is used to connect two light emitting layers.
- the acceptor is an easily reducible organic compound.
- the reduction potential using a saturated calomel (SCE) electrode as a reference electrode is preferably 0.8 V or more, more preferably 1 0.3 V or more, and particularly preferably tetracyanoquinodimethane (TCNQ).
- SCE saturated calomel
- TCNQ tetracyanoquinodimethane
- the acceptor is preferably an organic compound having an electron-withdrawing substituent or an electron-deficient ring.
- Examples of the electron-withdrawing substituent include halogen, CN—, carbo group, aryl group and the like.
- the acceptor is preferably an imide derivative such as a quinoid derivative, an arylborane derivative, a thiopyrandioxide derivative or a naphthalimide derivative, or a hexazatriphenylene diene derivative.
- an imide derivative such as a quinoid derivative, an arylborane derivative, a thiopyrandioxide derivative or a naphthalimide derivative, or a hexazatriphenylene diene derivative.
- the following compounds are preferable.
- R 49 to R 52 are each hydrogen, a fluoroalkyl group, an alkyl group, an aryl group, or a heterocyclic group, and R 5 ° and R 51 may form a ring.
- R 49 to R 52 are each hydrogen, a fluoroalkyl group, an alkyl group, an aryl group, or a heterocyclic group, and R 5 ° and R 51 may form a ring.
- R 49 to R 52 are each hydrogen, a fluoroalkyl group, an alkyl group, an aryl group, or a heterocyclic group, and R 5 ° and R 51 may form a ring.
- Ar 7 are each an aryl group (including a heterocyclic ring) having an electron withdrawing group.
- Ar 8 is an arylene group having an electron withdrawing group. S is 1 or 2 is there. )
- arylborane derivative include the following compounds.
- a compound having at least one fluorine as a substituent on the aryl such as tris j8- (pentafluoronaphthyl) borane (PNB).
- the imide derivative is preferably a naphthalene tetracarboxylic acid diimide compound or a pyromellitic acid diimide compound.
- Examples of the thiopyran dioxide derivative include a compound represented by the following formula (3a), and examples of the thioxanthene dioxide derivative include a compound represented by the following formula (3b). [Chemical 33]
- R 53 to R 64 are each hydrogen, halogen, fluoroalkyl group, cyano group, alkyl group or aryl group. Of these, hydrogen and cyano group are preferable.
- X represents the electron-absorbing I group and is the same as X in the formulas (la) to (: Li).
- the structure is (j), (k), or (1).
- halogen R 53 to R 64 represents, Furuoroarukiru group, an alkyl group and Ariru group is the same as 1 ⁇ ⁇ R 48.
- the electron withdrawing group X may be a substituent (X) or (y) represented by the following formula: .
- Ar 9 and Ar lc> are a substituted or unsubstituted heterocyclic ring, a substituted or unsubstituted aryloxycarbon or aldehyde, preferably pyridine, pyrazine, or quinoxaline.
- Ar 9 and Ar may be connected to each other to form a 5-membered or 6-membered cyclic structure.
- the hexazatriphenylene derivative is preferably a compound having a cyano group, particularly preferably a structure shown below.
- R b5 is a cyano group, an arylcarbonyl group, an alkoxycarbonyl group, a dialkyl group rubermoyl group, a diaryl group rubermoyl group, a halogen atom, a -ortho group, or a carboxyl group, respectively.
- the acceptor preferably has a thin film forming property. That is, the acceptor layer can be formed by vapor deposition.
- a thin film can be formed means that a flat thin film can be formed on a substrate by a general thin film forming method such as vacuum deposition or spin coating.
- flat means that the unevenness of the thin film is small, preferably the surface roughness (Ra) is lOnm or less, more preferably, the surface roughness (Ra) is 1.5 nm or less, Preferably, the surface roughness (Ra) is 1 nm or less.
- the surface roughness can be measured with an atomic force microscope (AFM).
- the organic compound having a thin film forming property is preferably an amorphous organic compound, more preferably an amorphous quinodimethane derivative, and further preferably amorphous and having 5 or more CN-groups. It is a quinodimethane derivative.
- (CN) -TCNQ above is a quinodimethane derivative.
- the content of Akuseputa contained in Akuseputa layer is preferably from 1 to 100 mole 0/0 for the entire layer, and more preferably 50 to: a LOO mol 0/0.
- the acceptor layer is capable of containing a hole-transporting and light-transmitting material, but is not necessarily limited thereto.
- the thickness of the acceptor layer is preferably 1 to 100 nm.
- the donor layer is a layer containing, as a donor, at least one selected from the group in which a donor metal, a donor metal compound, and a donor metal complex force are also selected.
- the donor metal means a metal having a work function of 3.8 eV or less, preferably an alkali metal, an alkaline earth metal and a rare earth metal, more preferably Cs, Li, Na, Sr, K, Mg, 0 which is Ca, Ba, Yb, Eu and Ce
- the donor metal compound is a compound containing the above donor metal, preferably a compound containing alkali metal, alkaline earth metal, or rare earth metal, and more preferably halogenated metal of these metals. It is porridge, oxide, carbonate, borate.
- MO M is a donor metal
- X is 0.5 to 1.5
- MF X is 1 to 3
- M (CO) x is 0.5 to 1.5).
- the donor metal complex is a complex of the above donor metal, and preferably an alkali metal, alkaline earth metal, or rare earth metal organometallic complex.
- Preferred is an organometallic complex represented by the following formula (I).
- M is a donor metal
- Q is a ligand, preferably a carboxylic acid derivative, a diketone derivative, or a quinoline derivative
- n is an integer of 1 to 4.
- the donor metal complex there is a tandasten turbine described in JP-A-2005-72012. Furthermore, phthalocyanine compounds whose central metals are alkali metals and alkaline earth metals described in JP-A-11-345687 can also be used as donor metal complexes.
- the above donors may be used alone or in combination of two or more.
- the content of the donor contained in the donor layer is preferably 1 to the entire layer: a LOO mol%, more preferably 50 to: a LOO mol 0/0.
- the donor layer can contain a single substance or a plurality of kinds of substances as long as it is a light-transmitting substance in addition to the donor.
- organic substances such as amine compounds, condensed ring compounds, nitrogen-containing cyclic compounds, metal complexes, and inorganic substances such as metal oxides, metal nitrides, metal fluorides, and carbonates. It is not limited to this.
- the thickness of the donor layer is preferably 1 to: LOOnm.
- a compound containing a non-complex nitrogen-containing heterocyclic structure is used for the electron transport material layer.
- a compound containing a nitrogen-containing 5-membered heterocyclic structure is preferred.
- a compound represented by the following formula (1) is preferable.
- ⁇ is a hydrogen atom, a substituted or unsubstituted aryl group having 5 to 60 nuclear atoms, a substituted or unsubstituted heteroaryl group having 5 to 60 nuclear atoms, a substituted or unsubstituted group, respectively.
- a set of adjacent substituents of ⁇ to may be bonded to each other to form an aromatic ring or a heterocyclic ring.
- R 9 to R 2 ° are each a hydrogen atom, a substituted or unsubstituted aryl group having 5 to 60 nuclear atoms, a substituted or unsubstituted heteroaryl group having 5 to 60 nuclear atoms, substituted or unsubstituted, An unsubstituted alkyl group having 1 to 50 carbon atoms, a substituted or unsubstituted cycloalkyl group having 3 to 50 carbon atoms, a substituted or unsubstituted aralkyl group having 6 to 50 nuclear atoms, a substituted or unsubstituted carbon number 1 ⁇ 50 alkoxy group, substituted or unsubstituted aryloxy group having 5 to 50 carbon atoms, substituted or unsubstituted aryloxy group having 5 to 50 nucleus atoms, substituted or unsubstituted carbon atoms 1 to 50 An alkoxycarbonyl group, an amino group substituted with a substituted with a
- Ar 1 is a substituted or unsubstituted arylene group having 6 to 60 carbon atoms, a substituted or unsubstituted pyridylene group, or a substituted or unsubstituted quinolylene group,
- Ar 2 is a hydrogen atom, a substituted or unsubstituted aryl group having 5 to 60 nuclear atoms, a substituted or unsubstituted pyridyl group, a substituted or unsubstituted quinolyl group, a substituted or unsubstituted carbon number of 1 to 50.
- R la to R 5c , L to L, Ar la to Ar 2c are R 9 to R 2 ° in the above formula (2), L ac
- L to L and Ar la to Ar le are preferably substituted or unsubstituted phenylene groups, substituted ac
- an unsubstituted bibutylene group a substituted or unsubstituted naphthylene group, a substituted or unsubstituted anthracene group, or a substituted or unsubstituted pyridylene group. More preferred are a phenylene group, a phenylene group substituted with a methyl group, a biphenylene group, a naphthylene group, or an anthracenylene group.
- Ar 2a to Ar 2e are preferably substituted or unsubstituted phenyl group, substituted or unsubstituted biphenyl group, substituted or unsubstituted terphenyl group, substituted or unsubstituted naphthyl group, substituted or unsubstituted A substituted aryl group having 6 to 20 carbon atoms. More preferred are a phenyl group, a phenyl group substituted with a methyl group, a biphenyl group, a turfyl group, a naphthyl group, and a phenyl group substituted with a naphthyl group.
- R la and R le are preferably a substituted or unsubstituted alkyl group having 1 to 6 carbon atoms, or a substituted or unsubstituted aryl group having 6 to 20 carbon atoms. More preferred are a methyl group, an ethyl group, a propyl group, a butyl group, a phenyl group, a phenyl group substituted with a methyl group, a biphenyl group, and a naphthyl group.
- R 2b and R 2e are preferably a hydrogen atom, a substituted or unsubstituted alkyl group having 1 to 6 carbon atoms, or a substituted or unsubstituted aryl group having 6 to 20 carbon atoms. More preferred are a methyl group, an ethyl group, a propyl group, a butyl group, a phenyl group, a phenyl group substituted with a methyl group, a biphenyl group, and a naphthyl group.
- R 3a to R 6a , R 3b to R 6b , R 3e to R 6e are preferably a hydrogen atom, a substituted or unsubstituted alkyl group having 1 to 6 carbon atoms, a substituted or unsubstituted aryl group having 6 to 20 carbon atoms.
- Group, cyan group More preferred are a hydrogen atom, a methyl group, a phenol group, a biphenyl group, a naphthyl group, a cyano group, and a trifluoromethyl group.
- the thickness of the electron transporting material layer is preferably 0.1 to LOONm.
- the intermediate connection layer of the present invention is a laminate of at least one acceptor layer, Z donor layer, Z electron transport material layer, and other intermediate connection layers are known intermediate connection layers. It may be.
- materials constituting such an intermediate connection layer include oxides and nitrides of metals such as In, Sn, Zn, Ti, Zr, Hf, V, Mo, Cu, Ga, Sr, La, and Ru. , Iodide, fluoride and the like.
- the multi-component metal compound which consists of multiple types of these metals can be mentioned.
- Transparent conductive materials such as SrCu 2 O, LaB, and RuO can be used. Among these, I
- Conductive metal oxides such as TO, IZO, SnO, ZnO, TiO, VO, MoO, and RuO are preferably used.
- a film containing a low refractive index material and the transparent conductive material can be used as the intermediate connection layer.
- Low refractive index materials include metal oxides (SiO, etc.) and metal fluorides (NaF, LiF, CaF, Na A1F, A1F, MgF, ThF, LaF x 2 3 6 3 2 4
- Organic compounds such as inorganic compounds that are metal halides such as
- the organic EL device material and the organic EL device of the present invention will be described in detail based on examples, but the present invention is not limited to the following examples unless it exceeds the gist thereof.
- the EL spectrum when a current density of 1 OmAZcm 2 was applied was measured with a spectral radiance meter CS 1000A (manufactured by Koryo Minolta), and the luminous efficiency (unit: cd / A) was calculated.
- a film of ITO was formed to a thickness of 130 nm on a 0.7 mm thick glass substrate by sputtering. This substrate was subjected to ultrasonic cleaning in isopropyl alcohol for 5 minutes, followed by UV ozone cleaning for 30 minutes, and then the substrate with the ITO electrode was mounted on the substrate holder of the vacuum deposition apparatus.
- Ac 1 was previously used as the material for the hole injection layer of the first organic light emitting layer and the material for the acceptor layer of the intermediate connection layer, and the holes of the first and second organic light emitting layers were previously placed on each molybdenum heating boat.
- HT1 as the material of the transport layer
- BH as the host material of the organic light emitting medium layer of the first and second organic light emitting layers
- BD1 as the blue light emitting material
- the electron transport material layer of the intermediate connection layer and the second organic light emitting layer ET1 was attached as the electron transport layer
- LiF as the electron injection layer of the intermediate connection layer and the second organic light emitting layer
- A1 as the cathode material.
- an Acl film functioning as a hole injection layer of the first organic light emitting layer was formed to a thickness of 40 nm
- an HTl film functioning as a hole transport layer is formed to a thickness of 40 nm
- the organic light emitting medium layer of the first organic light emitting layer is formed so that the ratio of compound BH and compound BD1 is 40: 2.
- Co-deposited with a film thickness of 40 nm On this film, an ET1 film is deposited as an electron transport material layer of an intermediate connection layer with a thickness of 20 nm, a LiF film is deposited as a donor layer with a thickness of 1 nm, and then an Ac1 film is deposited as an acceptor layer.
- the film was formed at 40 nm.
- an HT1 film functioning as a hole transport layer of the second organic light-emitting layer is formed with a film thickness of 40 nm, and as the organic light-emitting medium layer of the second organic light-emitting layer, compound BH and compound BD1 Were co-deposited with a film thickness of 40 nm so that the ratio was 40: 2.
- an ET1 film functioning as an electron transport layer of the second organic light-emitting layer was formed with a film thickness of 20 nm, and a LiF film was formed as an electron injection layer with a film thickness of 1 nm.
- this film An A1 film functioning as a cathode was deposited on the film with a thickness of 150 nm to obtain an organic EL device. The obtained organic light emitting device was evaluated. The results are shown in Table 2.
- Example 1 except that ET2 was used instead of ET1 as the electron transport material layer of the intermediate connection layer and the electron transport layer of the second organic light emitting layer, the organic EL was made in the same manner as in Example 1. An element was produced.
- Example 1 except that ET3 was used instead of ET1 as the electron transport material layer of the intermediate connection layer and the electron transport layer of the second organic light emitting layer, the organic EL was made in the same manner as in Example 1. An element was produced.
- Example 1 an organic EL device was prepared in the same manner as in Example 1 except that ET4 was used instead of ET1 as the electron transport material layer of the intermediate connection layer and the electron transport layer of the second organic light emitting layer. was made.
- Example 1 except that Alq was used instead of ET1 as the electron transport material layer of the intermediate connection layer and the electron transport layer of the second organic light emitting layer, the organic EL was made in the same manner as in Example 1. An element was produced.
- Example 5 Anode Z 1st organic light emitting layer Z intermediate connection layer Z 2nd organic light emitting layer Z As the configuration of the Z cathode, an organic EL device having the following device configuration was fabricated.
- a film of ITO was formed to a thickness of 130 nm by sputtering on a 0.7 mm thick glass substrate. This substrate was subjected to ultrasonic cleaning in isopropyl alcohol for 5 minutes, followed by UV ozone cleaning for 30 minutes, and then the substrate with the ITO electrode was mounted on the substrate holder of the vacuum deposition apparatus.
- Ac2 is used as the material for the hole injection layer of the first organic light emitting layer and the material for the acceptor layer of the intermediate connection layer, and the holes are transported to the first and second organic light emitting layers.
- HT1 and HT2 as the material of the layer
- BH as the host material of the organic light emitting medium layer of the first and second organic light emitting layers
- BD2 as the blue light emitting material
- the electron transport material layer and the second organic light emitting material of the intermediate connection layer ET1 as the electron transport layer of the layer
- LiF as the electron injection layer of the intermediate connection layer and the second organic light emitting layer
- A1 as the cathode material
- an Ac2 film functioning as a hole injection layer of the first organic light emitting layer is formed with a film thickness lOnm, and then an HT2 / HT1 multilayer film functioning as a hole transport layer is formed with a film thickness of 50 nm / 20 nm. Then, as an organic light-emitting medium layer of the first organic light-emitting layer, compound BH and compound BD2 were co-deposited at a film thickness of 40 nm so as to have a ratio of 40: 2.
- an ET1 film is deposited with a thickness of 20 nm as an electron transport material layer for the intermediate connection layer
- a LiF film is deposited with a thickness of lnm as a donor layer
- an Ac2 film is deposited as an acceptor layer with a thickness of lOnm.
- the film was formed.
- an HT2 / HT1 multilayer film functioning as a hole transport layer of the second organic light-emitting layer is formed with a film thickness of 50 nm and Z20 nm, and the compound BH is formed as the organic light-emitting medium layer of the second organic light-emitting layer.
- Compound B D2 were co-deposited at a film thickness of 40 nm to a ratio of 40: 2. Further, on this film, an ET1 film functioning as an electron transport layer of the second organic light-emitting layer is formed with a film thickness of 20 nm, and a LiF film is formed as an electron injection layer with a film thickness of lnm. An A1 film functioning as a cathode was formed on the film with a film thickness of 150 nm to obtain an organic EL device. [0120] Comparative Example 2
- Example 5 except that Alq was used instead of ET1 as the electron transport material layer of the intermediate connection layer and the electron transport layer of the second organic light-emitting layer, the organic EL was made in the same manner as in Example 1. An element was produced.
- the organic EL element of the present invention can be used as a material for various colors of organic EL, including blue, and can be applied to various display elements, displays, knock lights, illumination light sources, signs, signs, interiors, and the like. Particularly, it is suitable as a display element for a color display.
Landscapes
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Optics & Photonics (AREA)
- Composite Materials (AREA)
- Electroluminescent Light Sources (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
Abstract
Description
Claims
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2008515489A JP5432523B2 (ja) | 2006-05-11 | 2007-05-02 | 有機エレクトロルミネッセンス素子 |
| KR1020087027475A KR101384046B1 (ko) | 2006-05-11 | 2007-05-02 | 유기 전계발광 소자 |
| EP07742799A EP2018090A4 (en) | 2006-05-11 | 2007-05-02 | ORGANIC ELECTROLUMINESCENCE ELEMENT |
| US12/300,345 US8076839B2 (en) | 2006-05-11 | 2007-05-02 | Organic electroluminescence device |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006-133033 | 2006-05-11 | ||
| JP2006133033 | 2006-05-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2007132678A1 true WO2007132678A1 (ja) | 2007-11-22 |
Family
ID=38693777
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP2007/059364 Ceased WO2007132678A1 (ja) | 2006-05-11 | 2007-05-02 | 有機エレクトロルミネッセンス素子 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US8076839B2 (ja) |
| EP (1) | EP2018090A4 (ja) |
| JP (1) | JP5432523B2 (ja) |
| KR (1) | KR101384046B1 (ja) |
| CN (1) | CN101444142A (ja) |
| TW (1) | TW200808116A (ja) |
| WO (1) | WO2007132678A1 (ja) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011040607A1 (ja) * | 2009-10-02 | 2011-04-07 | 出光興産株式会社 | 芳香族アミン誘導体及び有機エレクトロルミネッセンス素子 |
| JP2011086442A (ja) * | 2009-10-14 | 2011-04-28 | Konica Minolta Holdings Inc | 有機エレクトロルミネッセンス素子、及び照明装置 |
| JP2011119221A (ja) * | 2009-12-04 | 2011-06-16 | Samsung Mobile Display Co Ltd | 有機発光装置 |
| WO2012029253A1 (ja) * | 2010-08-31 | 2012-03-08 | 出光興産株式会社 | 含窒素芳香族複素環誘導体及びそれらを用いた有機エレクトロルミネッセンス素子 |
| WO2012128298A1 (ja) * | 2011-03-24 | 2012-09-27 | 出光興産株式会社 | ビスカルバゾール誘導体およびこれを用いた有機エレクトロルミネッセンス素子 |
| JP2012527089A (ja) * | 2009-05-13 | 2012-11-01 | グローバル・オーエルイーディー・テクノロジー・リミテッド・ライアビリティ・カンパニー | 有機電子デバイス用の内部コネクタ |
| JP2013127858A (ja) * | 2011-12-16 | 2013-06-27 | Seiko Epson Corp | 発光素子、発光装置、表示装置および電子機器 |
| JP2014075347A (ja) * | 2013-11-05 | 2014-04-24 | Konica Minolta Inc | 有機エレクトロルミッセンス素子、及び照明装置 |
| WO2016003053A1 (ko) * | 2014-07-01 | 2016-01-07 | 벽산페인트 주식회사 | 인광 호스트용 화합물 및 이를 포함한 유기 발광 소자 |
| JP2023119023A (ja) * | 2008-12-01 | 2023-08-25 | 株式会社半導体エネルギー研究所 | 発光装置及び電子機器 |
Families Citing this family (667)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9070884B2 (en) | 2005-04-13 | 2015-06-30 | Universal Display Corporation | Hybrid OLED having phosphorescent and fluorescent emitters |
| US8007927B2 (en) | 2007-12-28 | 2011-08-30 | Universal Display Corporation | Dibenzothiophene-containing materials in phosphorescent light emitting diodes |
| US8586204B2 (en) | 2007-12-28 | 2013-11-19 | Universal Display Corporation | Phosphorescent emitters and host materials with improved stability |
| US9051344B2 (en) | 2005-05-06 | 2015-06-09 | Universal Display Corporation | Stability OLED materials and devices |
| KR102103062B1 (ko) | 2006-02-10 | 2020-04-22 | 유니버셜 디스플레이 코포레이션 | 시클로금속화 이미다조[1,2-f]페난트리딘 및 디이미다조[1,2-a:1',2'-c]퀴나졸린 리간드, 및 이의 등전자성 및 벤즈고리화된 유사체의 금속 착체 |
| CN101657518A (zh) | 2007-03-08 | 2010-02-24 | 通用显示公司 | 磷光材料 |
| US20130032785A1 (en) | 2011-08-01 | 2013-02-07 | Universal Display Corporation | Materials for organic light emitting diode |
| US9130177B2 (en) | 2011-01-13 | 2015-09-08 | Universal Display Corporation | 5-substituted 2 phenylquinoline complexes materials for light emitting diode |
| TWI501943B (zh) | 2007-08-08 | 2015-10-01 | Universal Display Corp | 磷光發光二極體內之單聯伸三苯發色團 |
| CN101827834B (zh) | 2007-08-08 | 2015-11-25 | 通用显示公司 | 含苯并[9,10]菲的苯并稠合的噻吩或苯并稠合的呋喃化合物 |
| WO2009073245A1 (en) | 2007-12-06 | 2009-06-11 | Universal Display Corporation | Light-emitting organometallic complexes |
| TWI478624B (zh) * | 2008-03-27 | 2015-03-21 | Nippon Steel & Sumikin Chem Co | Organic electroluminescent elements |
| EP2860171B1 (en) | 2008-06-30 | 2017-02-01 | Universal Display Corporation | Hole transport materials containing triphenylene |
| WO2010027583A1 (en) | 2008-09-03 | 2010-03-11 | Universal Display Corporation | Phosphorescent materials |
| TWI555734B (zh) | 2008-09-16 | 2016-11-01 | 環球展覽公司 | 磷光物質 |
| WO2010036765A1 (en) | 2008-09-25 | 2010-04-01 | Universal Display Corporation | Organoselenium materials and their uses in organic light emitting devices |
| KR101919207B1 (ko) * | 2008-11-11 | 2018-11-15 | 유니버셜 디스플레이 코포레이션 | 인광성 에미터 |
| US8815415B2 (en) | 2008-12-12 | 2014-08-26 | Universal Display Corporation | Blue emitter with high efficiency based on imidazo[1,2-f] phenanthridine iridium complexes |
| US9067947B2 (en) | 2009-01-16 | 2015-06-30 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11910700B2 (en) | 2009-03-23 | 2024-02-20 | Universal Display Corporation | Heteroleptic iridium complexes as dopants |
| US8709615B2 (en) | 2011-07-28 | 2014-04-29 | Universal Display Corporation | Heteroleptic iridium complexes as dopants |
| US8722205B2 (en) | 2009-03-23 | 2014-05-13 | Universal Display Corporation | Heteroleptic iridium complex |
| TWI687408B (zh) | 2009-04-28 | 2020-03-11 | 美商環球展覽公司 | 具有甲基-d3取代之銥錯合物 |
| US8586203B2 (en) | 2009-05-20 | 2013-11-19 | Universal Display Corporation | Metal complexes with boron-nitrogen heterocycle containing ligands |
| US8545996B2 (en) | 2009-11-02 | 2013-10-01 | The University Of Southern California | Ion-pairing soft salts based on organometallic complexes and their applications in organic light emitting diodes |
| US8580394B2 (en) | 2009-11-19 | 2013-11-12 | Universal Display Corporation | 3-coordinate copper(I)-carbene complexes |
| US8288187B2 (en) | 2010-01-20 | 2012-10-16 | Universal Display Corporation | Electroluminescent devices for lighting applications |
| US9156870B2 (en) * | 2010-02-25 | 2015-10-13 | Universal Display Corporation | Phosphorescent emitters |
| US9175211B2 (en) * | 2010-03-03 | 2015-11-03 | Universal Display Corporation | Phosphorescent materials |
| KR101823602B1 (ko) | 2010-03-25 | 2018-01-30 | 유니버셜 디스플레이 코포레이션 | 용액 처리 가능한 도핑된 트리아릴아민 정공 주입 물질 |
| TWI506121B (zh) * | 2010-03-31 | 2015-11-01 | Semiconductor Energy Lab | 發光元件,發光裝置,電子裝置以及照明裝置 |
| WO2011136755A1 (en) | 2010-04-28 | 2011-11-03 | Universal Display Corporation | Depositing premixed materials |
| US8968887B2 (en) | 2010-04-28 | 2015-03-03 | Universal Display Corporation | Triphenylene-benzofuran/benzothiophene/benzoselenophene compounds with substituents joining to form fused rings |
| US8742657B2 (en) | 2010-06-11 | 2014-06-03 | Universal Display Corporation | Triplet-Triplet annihilation up conversion (TTA-UC) for display and lighting applications |
| US8673458B2 (en) | 2010-06-11 | 2014-03-18 | Universal Display Corporation | Delayed fluorescence OLED |
| US9435021B2 (en) | 2010-07-29 | 2016-09-06 | University Of Southern California | Co-deposition methods for the fabrication of organic optoelectronic devices |
| KR102004629B1 (ko) | 2010-08-20 | 2019-07-26 | 유니버셜 디스플레이 코포레이션 | Oled를 위한 바이카르바졸 화합물 |
| US20120049168A1 (en) | 2010-08-31 | 2012-03-01 | Universal Display Corporation | Cross-Linked Charge Transport Layer Containing an Additive Compound |
| US8932734B2 (en) | 2010-10-08 | 2015-01-13 | Universal Display Corporation | Organic electroluminescent materials and devices |
| JPWO2012049828A1 (ja) * | 2010-10-12 | 2014-02-24 | 出光興産株式会社 | 芳香族複素環誘導体及びそれらを用いた有機エレクトロルミネッセンス素子 |
| US8269317B2 (en) | 2010-11-11 | 2012-09-18 | Universal Display Corporation | Phosphorescent materials |
| US20120138906A1 (en) | 2010-12-07 | 2012-06-07 | The University of Southern California USC Stevens Institute for Innovation | Capture agents for unsaturated metal complexes |
| US9698140B2 (en) * | 2011-01-12 | 2017-07-04 | Universal Display Corporation | OLED lighting device with short tolerant structure |
| EP2664002B1 (en) | 2011-01-12 | 2021-08-04 | Universal Display Corporation | Oled lighting device with short tolerant structure |
| US10008677B2 (en) | 2011-01-13 | 2018-06-26 | Universal Display Corporation | Materials for organic light emitting diode |
| US8415031B2 (en) | 2011-01-24 | 2013-04-09 | Universal Display Corporation | Electron transporting compounds |
| US8748011B2 (en) | 2011-02-23 | 2014-06-10 | Universal Display Corporation | Ruthenium carbene complexes for OLED material |
| US9005772B2 (en) | 2011-02-23 | 2015-04-14 | Universal Display Corporation | Thioazole and oxazole carbene metal complexes as phosphorescent OLED materials |
| US8563737B2 (en) | 2011-02-23 | 2013-10-22 | Universal Display Corporation | Methods of making bis-tridentate carbene complexes of ruthenium and osmium |
| JP6042352B2 (ja) | 2011-02-23 | 2016-12-14 | ユニバーサル ディスプレイ コーポレイション | 新規四座配位白金錯体 |
| US8492006B2 (en) | 2011-02-24 | 2013-07-23 | Universal Display Corporation | Germanium-containing red emitter materials for organic light emitting diode |
| US8883322B2 (en) | 2011-03-08 | 2014-11-11 | Universal Display Corporation | Pyridyl carbene phosphorescent emitters |
| US8580399B2 (en) | 2011-04-08 | 2013-11-12 | Universal Display Corporation | Substituted oligoazacarbazoles for light emitting diodes |
| US8432095B2 (en) | 2011-05-11 | 2013-04-30 | Universal Display Corporation | Process for fabricating metal bus lines for OLED lighting panels |
| US8564192B2 (en) | 2011-05-11 | 2013-10-22 | Universal Display Corporation | Process for fabricating OLED lighting panels |
| US8927308B2 (en) | 2011-05-12 | 2015-01-06 | Universal Display Corporation | Method of forming bus line designs for large-area OLED lighting |
| US8795850B2 (en) | 2011-05-19 | 2014-08-05 | Universal Display Corporation | Phosphorescent heteroleptic phenylbenzimidazole dopants and new synthetic methodology |
| US9212197B2 (en) | 2011-05-19 | 2015-12-15 | Universal Display Corporation | Phosphorescent heteroleptic phenylbenzimidazole dopants |
| US8748012B2 (en) | 2011-05-25 | 2014-06-10 | Universal Display Corporation | Host materials for OLED |
| US10158089B2 (en) | 2011-05-27 | 2018-12-18 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10079349B2 (en) | 2011-05-27 | 2018-09-18 | Universal Display Corporation | Organic electroluminescent materials and devices |
| WO2012170571A1 (en) | 2011-06-08 | 2012-12-13 | Universal Display Corporation | Heteroleptic iridium carbene complexes and light emitting device using them |
| US8659036B2 (en) | 2011-06-17 | 2014-02-25 | Universal Display Corporation | Fine tuning of emission spectra by combination of multiple emitter spectra |
| US8884316B2 (en) | 2011-06-17 | 2014-11-11 | Universal Display Corporation | Non-common capping layer on an organic device |
| WO2013009708A1 (en) | 2011-07-14 | 2013-01-17 | Universal Display Corporation | Inorganic hosts in oleds |
| US9023420B2 (en) | 2011-07-14 | 2015-05-05 | Universal Display Corporation | Composite organic/inorganic layer for organic light-emitting devices |
| US9397310B2 (en) | 2011-07-14 | 2016-07-19 | Universal Display Corporation | Organice electroluminescent materials and devices |
| US9783564B2 (en) | 2011-07-25 | 2017-10-10 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US8409729B2 (en) | 2011-07-28 | 2013-04-02 | Universal Display Corporation | Host materials for phosphorescent OLEDs |
| US8926119B2 (en) | 2011-08-04 | 2015-01-06 | Universal Display Corporation | Extendable light source with variable light emitting area |
| US8552420B2 (en) | 2011-08-09 | 2013-10-08 | Universal Display Corporation | OLED light panel with controlled brightness variation |
| US9493698B2 (en) | 2011-08-31 | 2016-11-15 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US20130105766A1 (en) * | 2011-11-02 | 2013-05-02 | Universal Display Corporation | Method For Removing Halogens From An Aromatic Compound |
| US8652656B2 (en) | 2011-11-14 | 2014-02-18 | Universal Display Corporation | Triphenylene silane hosts |
| US9193745B2 (en) | 2011-11-15 | 2015-11-24 | Universal Display Corporation | Heteroleptic iridium complex |
| US9217004B2 (en) | 2011-11-21 | 2015-12-22 | Universal Display Corporation | Organic light emitting materials |
| US9512355B2 (en) | 2011-12-09 | 2016-12-06 | Universal Display Corporation | Organic light emitting materials |
| US20130146875A1 (en) | 2011-12-13 | 2013-06-13 | Universal Display Corporation | Split electrode for organic devices |
| US9461254B2 (en) | 2012-01-03 | 2016-10-04 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US8987451B2 (en) | 2012-01-03 | 2015-03-24 | Universal Display Corporation | Synthesis of cyclometallated platinum(II) complexes |
| US9163174B2 (en) | 2012-01-04 | 2015-10-20 | Universal Display Corporation | Highly efficient phosphorescent materials |
| KR102012047B1 (ko) | 2012-01-06 | 2019-08-19 | 유니버셜 디스플레이 코포레이션 | 효율이 큰 인광 물질 |
| US8969592B2 (en) | 2012-01-10 | 2015-03-03 | Universal Display Corporation | Heterocyclic host materials |
| US10211413B2 (en) | 2012-01-17 | 2019-02-19 | Universal Display Corporation | Organic electroluminescent materials and devices |
| JP5978843B2 (ja) | 2012-02-02 | 2016-08-24 | コニカミノルタ株式会社 | イリジウム錯体化合物、有機エレクトロルミネッセンス素子材料、有機エレクトロルミネッセンス素子、照明装置及び表示装置 |
| US9118017B2 (en) | 2012-02-27 | 2015-08-25 | Universal Display Corporation | Host compounds for red phosphorescent OLEDs |
| US9054323B2 (en) | 2012-03-15 | 2015-06-09 | Universal Display Corporation | Secondary hole transporting layer with diarylamino-phenyl-carbazole compounds |
| US9386657B2 (en) | 2012-03-15 | 2016-07-05 | Universal Display Corporation | Organic Electroluminescent materials and devices |
| CN103378123A (zh) * | 2012-04-19 | 2013-10-30 | 群康科技(深圳)有限公司 | 影像显示系统 |
| US8723209B2 (en) | 2012-04-27 | 2014-05-13 | Universal Display Corporation | Out coupling layer containing particle polymer composite |
| US9184399B2 (en) | 2012-05-04 | 2015-11-10 | Universal Display Corporation | Asymmetric hosts with triaryl silane side chains |
| US9773985B2 (en) | 2012-05-21 | 2017-09-26 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US9670404B2 (en) | 2012-06-06 | 2017-06-06 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US9502672B2 (en) | 2012-06-21 | 2016-11-22 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US9725476B2 (en) | 2012-07-09 | 2017-08-08 | Universal Display Corporation | Silylated metal complexes |
| US9231218B2 (en) | 2012-07-10 | 2016-01-05 | Universal Display Corporation | Phosphorescent emitters containing dibenzo[1,4]azaborinine structure |
| US9540329B2 (en) | 2012-07-19 | 2017-01-10 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US9059412B2 (en) | 2012-07-19 | 2015-06-16 | Universal Display Corporation | Transition metal complexes containing substituted imidazole carbene as ligands and their application in OLEDs |
| US9663544B2 (en) | 2012-07-25 | 2017-05-30 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US9318710B2 (en) | 2012-07-30 | 2016-04-19 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US9978958B2 (en) | 2012-08-24 | 2018-05-22 | Universal Display Corporation | Phosphorescent emitters with phenylimidazole ligands |
| US8952362B2 (en) | 2012-08-31 | 2015-02-10 | The Regents Of The University Of Michigan | High efficiency and brightness fluorescent organic light emitting diode by triplet-triplet fusion |
| US10957870B2 (en) | 2012-09-07 | 2021-03-23 | Universal Display Corporation | Organic light emitting device |
| US9287513B2 (en) | 2012-09-24 | 2016-03-15 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US9312505B2 (en) | 2012-09-25 | 2016-04-12 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US9252363B2 (en) | 2012-10-04 | 2016-02-02 | Universal Display Corporation | Aryloxyalkylcarboxylate solvent compositions for inkjet printing of organic layers |
| US8692241B1 (en) | 2012-11-08 | 2014-04-08 | Universal Display Corporation | Transition metal complexes containing triazole and tetrazole carbene ligands |
| US9748500B2 (en) | 2015-01-15 | 2017-08-29 | Universal Display Corporation | Organic light emitting materials |
| US9685617B2 (en) | 2012-11-09 | 2017-06-20 | Universal Display Corporation | Organic electronuminescent materials and devices |
| US9634264B2 (en) | 2012-11-09 | 2017-04-25 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US8946697B1 (en) | 2012-11-09 | 2015-02-03 | Universal Display Corporation | Iridium complexes with aza-benzo fused ligands |
| US9190623B2 (en) | 2012-11-20 | 2015-11-17 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10069090B2 (en) | 2012-11-20 | 2018-09-04 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US9512136B2 (en) | 2012-11-26 | 2016-12-06 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US9166175B2 (en) | 2012-11-27 | 2015-10-20 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US9196860B2 (en) | 2012-12-04 | 2015-11-24 | Universal Display Corporation | Compounds for triplet-triplet annihilation upconversion |
| US8716484B1 (en) | 2012-12-05 | 2014-05-06 | Universal Display Corporation | Hole transporting materials with twisted aryl groups |
| US9209411B2 (en) | 2012-12-07 | 2015-12-08 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US9653691B2 (en) | 2012-12-12 | 2017-05-16 | Universal Display Corporation | Phosphorescence-sensitizing fluorescence material system |
| CN103965444A (zh) * | 2013-01-31 | 2014-08-06 | 海洋王照明科技股份有限公司 | 一种有机半导体材料、制备方法和电致发光器件 |
| US10400163B2 (en) | 2013-02-08 | 2019-09-03 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10367154B2 (en) | 2013-02-21 | 2019-07-30 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US8927749B2 (en) | 2013-03-07 | 2015-01-06 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US9419225B2 (en) | 2013-03-14 | 2016-08-16 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US9997712B2 (en) | 2013-03-27 | 2018-06-12 | Universal Display Corporation | Organic electroluminescent materials and devices |
| EP2983222A4 (en) | 2013-03-29 | 2016-09-28 | Konica Minolta Inc | MATERIAL FOR ORGANIC ELECTROLUMINESCENE ELEMENTS, ORGANIC ELECTROLUMINESCENT ELEMENT, DISPLAY DEVICE AND LIGHTING DEVICE |
| CN104078610A (zh) * | 2013-03-29 | 2014-10-01 | 海洋王照明科技股份有限公司 | 有机电致发光器件及其制备方法 |
| JP6350518B2 (ja) | 2013-03-29 | 2018-07-04 | コニカミノルタ株式会社 | 有機エレクトロルミネッセンス素子、それを具備した照明装置及び表示装置 |
| CN104078602A (zh) * | 2013-03-29 | 2014-10-01 | 海洋王照明科技股份有限公司 | 有机电致发光器件及其制备方法 |
| KR20150122754A (ko) | 2013-03-29 | 2015-11-02 | 코니카 미놀타 가부시키가이샤 | 유기 일렉트로루미네센스 소자, 조명 장치, 표시 장치, 유기 루미네센스 소자용 발광성 박막과 조성물 및 발광 방법 |
| US9537106B2 (en) | 2013-05-09 | 2017-01-03 | Universal Display Corporation | Organic electroluminescent materials and devices |
| CN104183739A (zh) * | 2013-05-24 | 2014-12-03 | 海洋王照明科技股份有限公司 | 有机电致发光器件及其制备方法 |
| CN104183777A (zh) * | 2013-05-24 | 2014-12-03 | 海洋王照明科技股份有限公司 | 有机电致发光器件及其制备方法 |
| CN104183741A (zh) * | 2013-05-24 | 2014-12-03 | 海洋王照明科技股份有限公司 | 有机电致发光器件及其制备方法 |
| CN104183730A (zh) * | 2013-05-24 | 2014-12-03 | 海洋王照明科技股份有限公司 | 有机电致发光器件及其制备方法 |
| US9735373B2 (en) | 2013-06-10 | 2017-08-15 | Universal Display Corporation | Organic electroluminescent materials and devices |
| CN104253227A (zh) * | 2013-06-26 | 2014-12-31 | 海洋王照明科技股份有限公司 | 有机电致发光器件及其制备方法 |
| CN104253233A (zh) * | 2013-06-26 | 2014-12-31 | 海洋王照明科技股份有限公司 | 有机电致发光器件及其制备方法 |
| CN104253231A (zh) * | 2013-06-26 | 2014-12-31 | 海洋王照明科技股份有限公司 | 有机电致发光器件及其制备方法 |
| CN104253230A (zh) * | 2013-06-26 | 2014-12-31 | 海洋王照明科技股份有限公司 | 有机电致发光器件及其制备方法 |
| CN104253228A (zh) * | 2013-06-26 | 2014-12-31 | 海洋王照明科技股份有限公司 | 有机电致发光器件及其制备方法 |
| CN104253243A (zh) * | 2013-06-26 | 2014-12-31 | 海洋王照明科技股份有限公司 | 有机电致发光器件及其制备方法 |
| US9673401B2 (en) | 2013-06-28 | 2017-06-06 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10199581B2 (en) | 2013-07-01 | 2019-02-05 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10121975B2 (en) | 2013-07-03 | 2018-11-06 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US9761807B2 (en) | 2013-07-15 | 2017-09-12 | Universal Display Corporation | Organic light emitting diode materials |
| US9553274B2 (en) | 2013-07-16 | 2017-01-24 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US9324949B2 (en) | 2013-07-16 | 2016-04-26 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US9224958B2 (en) | 2013-07-19 | 2015-12-29 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US20150028290A1 (en) | 2013-07-25 | 2015-01-29 | Universal Display Corporation | Heteroleptic osmium complex and method of making the same |
| US9831437B2 (en) | 2013-08-20 | 2017-11-28 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10074806B2 (en) | 2013-08-20 | 2018-09-11 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US9932359B2 (en) | 2013-08-30 | 2018-04-03 | University Of Southern California | Organic electroluminescent materials and devices |
| US10199582B2 (en) | 2013-09-03 | 2019-02-05 | University Of Southern California | Organic electroluminescent materials and devices |
| US9735378B2 (en) | 2013-09-09 | 2017-08-15 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US9748503B2 (en) | 2013-09-13 | 2017-08-29 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10003034B2 (en) | 2013-09-30 | 2018-06-19 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US9831447B2 (en) | 2013-10-08 | 2017-11-28 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US9293712B2 (en) | 2013-10-11 | 2016-03-22 | Universal Display Corporation | Disubstituted pyrene compounds with amino group containing ortho aryl group and devices containing the same |
| US9853229B2 (en) | 2013-10-23 | 2017-12-26 | University Of Southern California | Organic electroluminescent materials and devices |
| US20150115250A1 (en) | 2013-10-29 | 2015-04-30 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US9306179B2 (en) | 2013-11-08 | 2016-04-05 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US9647218B2 (en) | 2013-11-14 | 2017-05-09 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10033000B2 (en) | 2013-11-15 | 2018-07-24 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10056565B2 (en) | 2013-11-20 | 2018-08-21 | Universal Display Corporation | Organic electroluminescent materials and devices |
| KR102174919B1 (ko) * | 2013-12-03 | 2020-11-05 | 엘지디스플레이 주식회사 | 유기 발광 소자 및 유기 발광 표시장치 |
| US10644251B2 (en) | 2013-12-04 | 2020-05-05 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US9876173B2 (en) | 2013-12-09 | 2018-01-23 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10355227B2 (en) | 2013-12-16 | 2019-07-16 | Universal Display Corporation | Metal complex for phosphorescent OLED |
| US9847496B2 (en) | 2013-12-23 | 2017-12-19 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10135008B2 (en) | 2014-01-07 | 2018-11-20 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US9978961B2 (en) | 2014-01-08 | 2018-05-22 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US9755159B2 (en) | 2014-01-23 | 2017-09-05 | Universal Display Corporation | Organic materials for OLEDs |
| US9935277B2 (en) | 2014-01-30 | 2018-04-03 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US9590194B2 (en) | 2014-02-14 | 2017-03-07 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US9847497B2 (en) | 2014-02-18 | 2017-12-19 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10003033B2 (en) | 2014-02-18 | 2018-06-19 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10707423B2 (en) | 2014-02-21 | 2020-07-07 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US9502656B2 (en) | 2014-02-24 | 2016-11-22 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US9647217B2 (en) | 2014-02-24 | 2017-05-09 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10403825B2 (en) | 2014-02-27 | 2019-09-03 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US9673407B2 (en) | 2014-02-28 | 2017-06-06 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US9590195B2 (en) | 2014-02-28 | 2017-03-07 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US9181270B2 (en) | 2014-02-28 | 2015-11-10 | Universal Display Corporation | Method of making sulfide compounds |
| US9190620B2 (en) | 2014-03-01 | 2015-11-17 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US9397309B2 (en) | 2014-03-13 | 2016-07-19 | Universal Display Corporation | Organic electroluminescent devices |
| US10208026B2 (en) | 2014-03-18 | 2019-02-19 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US9748504B2 (en) | 2014-03-25 | 2017-08-29 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US9929353B2 (en) | 2014-04-02 | 2018-03-27 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US9691993B2 (en) | 2014-04-09 | 2017-06-27 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US9905785B2 (en) | 2014-04-14 | 2018-02-27 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10008679B2 (en) | 2014-04-14 | 2018-06-26 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10256427B2 (en) | 2014-04-15 | 2019-04-09 | Universal Display Corporation | Efficient organic electroluminescent devices |
| US9450198B2 (en) | 2014-04-15 | 2016-09-20 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US9741941B2 (en) | 2014-04-29 | 2017-08-22 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10457699B2 (en) | 2014-05-02 | 2019-10-29 | Universal Display Corporation | Organic electroluminescent materials and devices |
| CN106463619B (zh) | 2014-05-08 | 2020-07-07 | 环球展览公司 | 稳定的咪唑并菲啶材料 |
| US10403830B2 (en) | 2014-05-08 | 2019-09-03 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10636983B2 (en) | 2014-05-08 | 2020-04-28 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10301338B2 (en) | 2014-05-08 | 2019-05-28 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US9997716B2 (en) | 2014-05-27 | 2018-06-12 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10461260B2 (en) | 2014-06-03 | 2019-10-29 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US9911931B2 (en) | 2014-06-26 | 2018-03-06 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10297762B2 (en) | 2014-07-09 | 2019-05-21 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10566546B2 (en) | 2014-07-14 | 2020-02-18 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US9929357B2 (en) | 2014-07-22 | 2018-03-27 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11108000B2 (en) | 2014-08-07 | 2021-08-31 | Unniversal Display Corporation | Organic electroluminescent materials and devices |
| US10411200B2 (en) | 2014-08-07 | 2019-09-10 | Universal Display Corporation | Electroluminescent (2-phenylpyridine)iridium complexes and devices |
| US10749113B2 (en) | 2014-09-29 | 2020-08-18 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10135007B2 (en) | 2014-09-29 | 2018-11-20 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10043987B2 (en) | 2014-09-29 | 2018-08-07 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10361375B2 (en) | 2014-10-06 | 2019-07-23 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10854826B2 (en) | 2014-10-08 | 2020-12-01 | Universal Display Corporation | Organic electroluminescent compounds, compositions and devices |
| US9397302B2 (en) | 2014-10-08 | 2016-07-19 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10950803B2 (en) | 2014-10-13 | 2021-03-16 | Universal Display Corporation | Compounds and uses in devices |
| US9484541B2 (en) | 2014-10-20 | 2016-11-01 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10868261B2 (en) | 2014-11-10 | 2020-12-15 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10411201B2 (en) | 2014-11-12 | 2019-09-10 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10038151B2 (en) | 2014-11-12 | 2018-07-31 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US9871212B2 (en) | 2014-11-14 | 2018-01-16 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US9882151B2 (en) | 2014-11-14 | 2018-01-30 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US9761814B2 (en) | 2014-11-18 | 2017-09-12 | Universal Display Corporation | Organic light-emitting materials and devices |
| US10381569B2 (en) | 2014-11-25 | 2019-08-13 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US9444075B2 (en) | 2014-11-26 | 2016-09-13 | Universal Display Corporation | Emissive display with photo-switchable polarization |
| US9450195B2 (en) | 2014-12-17 | 2016-09-20 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10636978B2 (en) | 2014-12-30 | 2020-04-28 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10253252B2 (en) | 2014-12-30 | 2019-04-09 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US9312499B1 (en) | 2015-01-05 | 2016-04-12 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US9406892B2 (en) | 2015-01-07 | 2016-08-02 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US9711730B2 (en) | 2015-01-25 | 2017-07-18 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10418569B2 (en) | 2015-01-25 | 2019-09-17 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10355222B2 (en) | 2015-02-06 | 2019-07-16 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10418562B2 (en) | 2015-02-06 | 2019-09-17 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10644247B2 (en) | 2015-02-06 | 2020-05-05 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10177316B2 (en) | 2015-02-09 | 2019-01-08 | Universal Display Corporation | Organic electroluminescent materials and devices |
| JP5831654B1 (ja) | 2015-02-13 | 2015-12-09 | コニカミノルタ株式会社 | 芳香族複素環誘導体、それを用いた有機エレクトロルミネッセンス素子、照明装置及び表示装置 |
| US10144867B2 (en) | 2015-02-13 | 2018-12-04 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10680183B2 (en) | 2015-02-15 | 2020-06-09 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US9929361B2 (en) | 2015-02-16 | 2018-03-27 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10600966B2 (en) | 2015-02-27 | 2020-03-24 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11056657B2 (en) | 2015-02-27 | 2021-07-06 | University Display Corporation | Organic electroluminescent materials and devices |
| US10686143B2 (en) | 2015-03-05 | 2020-06-16 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10270046B2 (en) | 2015-03-06 | 2019-04-23 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US9780316B2 (en) | 2015-03-16 | 2017-10-03 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US9911928B2 (en) | 2015-03-19 | 2018-03-06 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US9871214B2 (en) | 2015-03-23 | 2018-01-16 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10529931B2 (en) | 2015-03-24 | 2020-01-07 | Universal Display Corporation | Organic Electroluminescent materials and devices |
| US10297770B2 (en) | 2015-03-27 | 2019-05-21 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US20160293855A1 (en) | 2015-04-06 | 2016-10-06 | Universal Display Corporation | Organic Electroluminescent Materials and Devices |
| US11495749B2 (en) | 2015-04-06 | 2022-11-08 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11818949B2 (en) | 2015-04-06 | 2023-11-14 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10403826B2 (en) | 2015-05-07 | 2019-09-03 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10777749B2 (en) | 2015-05-07 | 2020-09-15 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US9478758B1 (en) | 2015-05-08 | 2016-10-25 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US9859510B2 (en) | 2015-05-15 | 2018-01-02 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10109799B2 (en) | 2015-05-21 | 2018-10-23 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10256411B2 (en) | 2015-05-21 | 2019-04-09 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10033004B2 (en) | 2015-06-01 | 2018-07-24 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10418568B2 (en) | 2015-06-01 | 2019-09-17 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10818853B2 (en) | 2015-06-04 | 2020-10-27 | University Of Southern California | Organic electroluminescent materials and devices |
| US11925102B2 (en) | 2015-06-04 | 2024-03-05 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12514110B2 (en) | 2021-08-06 | 2025-12-30 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10825997B2 (en) | 2015-06-25 | 2020-11-03 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10873036B2 (en) | 2015-07-07 | 2020-12-22 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US9978956B2 (en) | 2015-07-15 | 2018-05-22 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11127905B2 (en) | 2015-07-29 | 2021-09-21 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11018309B2 (en) | 2015-08-03 | 2021-05-25 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11522140B2 (en) | 2015-08-17 | 2022-12-06 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10522769B2 (en) | 2015-08-18 | 2019-12-31 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10181564B2 (en) | 2015-08-26 | 2019-01-15 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10361381B2 (en) | 2015-09-03 | 2019-07-23 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11706972B2 (en) | 2015-09-08 | 2023-07-18 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11302872B2 (en) | 2015-09-09 | 2022-04-12 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10770664B2 (en) | 2015-09-21 | 2020-09-08 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US20170092880A1 (en) | 2015-09-25 | 2017-03-30 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10593892B2 (en) | 2015-10-01 | 2020-03-17 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10847728B2 (en) | 2015-10-01 | 2020-11-24 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10991895B2 (en) | 2015-10-06 | 2021-04-27 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10388892B2 (en) | 2015-10-29 | 2019-08-20 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10388893B2 (en) | 2015-10-29 | 2019-08-20 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10177318B2 (en) | 2015-10-29 | 2019-01-08 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10998507B2 (en) | 2015-11-23 | 2021-05-04 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10476010B2 (en) | 2015-11-30 | 2019-11-12 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10957861B2 (en) | 2015-12-29 | 2021-03-23 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11024808B2 (en) | 2015-12-29 | 2021-06-01 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10135006B2 (en) | 2016-01-04 | 2018-11-20 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10457864B2 (en) | 2016-02-09 | 2019-10-29 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US20170229663A1 (en) | 2016-02-09 | 2017-08-10 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10707427B2 (en) | 2016-02-09 | 2020-07-07 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10600967B2 (en) | 2016-02-18 | 2020-03-24 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11094891B2 (en) | 2016-03-16 | 2021-08-17 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10276809B2 (en) | 2016-04-05 | 2019-04-30 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10236456B2 (en) | 2016-04-11 | 2019-03-19 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10566552B2 (en) | 2016-04-13 | 2020-02-18 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11081647B2 (en) | 2016-04-22 | 2021-08-03 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11228003B2 (en) | 2016-04-22 | 2022-01-18 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11228002B2 (en) | 2016-04-22 | 2022-01-18 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US20170324049A1 (en) | 2016-05-05 | 2017-11-09 | Universal Display Corporation | Organic Electroluminescent Materials and Devices |
| US10985328B2 (en) | 2016-05-25 | 2021-04-20 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10468609B2 (en) | 2016-06-02 | 2019-11-05 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11482683B2 (en) | 2016-06-20 | 2022-10-25 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10672997B2 (en) | 2016-06-20 | 2020-06-02 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10686140B2 (en) | 2016-06-20 | 2020-06-16 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10651403B2 (en) | 2016-06-20 | 2020-05-12 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10862054B2 (en) | 2016-06-20 | 2020-12-08 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10727423B2 (en) | 2016-06-20 | 2020-07-28 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10957866B2 (en) | 2016-06-30 | 2021-03-23 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US9929360B2 (en) | 2016-07-08 | 2018-03-27 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10680184B2 (en) | 2016-07-11 | 2020-06-09 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10153443B2 (en) | 2016-07-19 | 2018-12-11 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10720587B2 (en) | 2016-07-19 | 2020-07-21 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10205105B2 (en) | 2016-08-15 | 2019-02-12 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10608186B2 (en) | 2016-09-14 | 2020-03-31 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10505127B2 (en) | 2016-09-19 | 2019-12-10 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10680187B2 (en) | 2016-09-23 | 2020-06-09 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11127906B2 (en) | 2016-10-03 | 2021-09-21 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11189804B2 (en) | 2016-10-03 | 2021-11-30 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11196010B2 (en) | 2016-10-03 | 2021-12-07 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11081658B2 (en) | 2016-10-03 | 2021-08-03 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11183642B2 (en) | 2016-10-03 | 2021-11-23 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11011709B2 (en) | 2016-10-07 | 2021-05-18 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11239432B2 (en) | 2016-10-14 | 2022-02-01 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10608185B2 (en) | 2016-10-17 | 2020-03-31 | Univeral Display Corporation | Organic electroluminescent materials and devices |
| US10236458B2 (en) | 2016-10-24 | 2019-03-19 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12317745B2 (en) | 2016-11-09 | 2025-05-27 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10340464B2 (en) | 2016-11-10 | 2019-07-02 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10680188B2 (en) | 2016-11-11 | 2020-06-09 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10897016B2 (en) | 2016-11-14 | 2021-01-19 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10662196B2 (en) | 2016-11-17 | 2020-05-26 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10964893B2 (en) | 2016-11-17 | 2021-03-30 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10153445B2 (en) | 2016-11-21 | 2018-12-11 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10833276B2 (en) | 2016-11-21 | 2020-11-10 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11555048B2 (en) | 2016-12-01 | 2023-01-17 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11548905B2 (en) | 2016-12-15 | 2023-01-10 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11545636B2 (en) | 2016-12-15 | 2023-01-03 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10490753B2 (en) | 2016-12-15 | 2019-11-26 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10811618B2 (en) | 2016-12-19 | 2020-10-20 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11152579B2 (en) | 2016-12-28 | 2021-10-19 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US20180190915A1 (en) | 2017-01-03 | 2018-07-05 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11780865B2 (en) | 2017-01-09 | 2023-10-10 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11201298B2 (en) | 2017-01-09 | 2021-12-14 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10804475B2 (en) | 2017-01-11 | 2020-10-13 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11545637B2 (en) | 2017-01-13 | 2023-01-03 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10629820B2 (en) | 2017-01-18 | 2020-04-21 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10964904B2 (en) | 2017-01-20 | 2021-03-30 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11053268B2 (en) | 2017-01-20 | 2021-07-06 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11765968B2 (en) | 2017-01-23 | 2023-09-19 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11050028B2 (en) | 2017-01-24 | 2021-06-29 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12089486B2 (en) | 2017-02-08 | 2024-09-10 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10978647B2 (en) | 2017-02-15 | 2021-04-13 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10844084B2 (en) | 2017-02-22 | 2020-11-24 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10745431B2 (en) | 2017-03-08 | 2020-08-18 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10741780B2 (en) | 2017-03-10 | 2020-08-11 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10672998B2 (en) | 2017-03-23 | 2020-06-02 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10910577B2 (en) | 2017-03-28 | 2021-02-02 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10873037B2 (en) | 2017-03-28 | 2020-12-22 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10844085B2 (en) | 2017-03-29 | 2020-11-24 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11056658B2 (en) | 2017-03-29 | 2021-07-06 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11158820B2 (en) | 2017-03-29 | 2021-10-26 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10862046B2 (en) | 2017-03-30 | 2020-12-08 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11276829B2 (en) | 2017-03-31 | 2022-03-15 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11139443B2 (en) | 2017-03-31 | 2021-10-05 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11038117B2 (en) | 2017-04-11 | 2021-06-15 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10777754B2 (en) | 2017-04-11 | 2020-09-15 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10975113B2 (en) | 2017-04-21 | 2021-04-13 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11101434B2 (en) | 2017-04-21 | 2021-08-24 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11084838B2 (en) | 2017-04-21 | 2021-08-10 | Universal Display Corporation | Organic electroluminescent materials and device |
| CN116583131A (zh) | 2017-04-26 | 2023-08-11 | Oti照明公司 | 用于图案化表面上覆层的方法和包括图案化覆层的装置 |
| US11038137B2 (en) | 2017-04-28 | 2021-06-15 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10910570B2 (en) | 2017-04-28 | 2021-02-02 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11117897B2 (en) | 2017-05-01 | 2021-09-14 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10941170B2 (en) | 2017-05-03 | 2021-03-09 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11201299B2 (en) | 2017-05-04 | 2021-12-14 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10870668B2 (en) | 2017-05-05 | 2020-12-22 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10862055B2 (en) | 2017-05-05 | 2020-12-08 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10930864B2 (en) | 2017-05-10 | 2021-02-23 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10944060B2 (en) | 2017-05-11 | 2021-03-09 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10822362B2 (en) | 2017-05-11 | 2020-11-03 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10944062B2 (en) | 2017-05-18 | 2021-03-09 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10840459B2 (en) | 2017-05-18 | 2020-11-17 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10934293B2 (en) | 2017-05-18 | 2021-03-02 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11038115B2 (en) | 2017-05-18 | 2021-06-15 | Universal Display Corporation | Organic electroluminescent materials and device |
| US10790455B2 (en) | 2017-05-18 | 2020-09-29 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10930862B2 (en) | 2017-06-01 | 2021-02-23 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11552261B2 (en) | 2017-06-23 | 2023-01-10 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11678565B2 (en) | 2017-06-23 | 2023-06-13 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12577268B2 (en) | 2017-06-23 | 2026-03-17 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11758804B2 (en) | 2017-06-23 | 2023-09-12 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11608321B2 (en) | 2017-06-23 | 2023-03-21 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11802136B2 (en) | 2017-06-23 | 2023-10-31 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12598905B2 (en) | 2017-06-23 | 2026-04-07 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11832510B2 (en) | 2017-06-23 | 2023-11-28 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10968226B2 (en) | 2017-06-23 | 2021-04-06 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11725022B2 (en) | 2017-06-23 | 2023-08-15 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12098157B2 (en) | 2017-06-23 | 2024-09-24 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11814403B2 (en) | 2017-06-23 | 2023-11-14 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11495757B2 (en) | 2017-06-23 | 2022-11-08 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11174259B2 (en) | 2017-06-23 | 2021-11-16 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11469382B2 (en) | 2017-07-12 | 2022-10-11 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11239433B2 (en) | 2017-07-26 | 2022-02-01 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11968883B2 (en) | 2017-07-26 | 2024-04-23 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11765970B2 (en) | 2017-07-26 | 2023-09-19 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11322691B2 (en) | 2017-07-26 | 2022-05-03 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11228010B2 (en) | 2017-07-26 | 2022-01-18 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11917843B2 (en) | 2017-07-26 | 2024-02-27 | Universal Display Corporation | Organic electroluminescent materials and devices |
| CN107452885B (zh) * | 2017-07-31 | 2019-05-07 | 上海天马有机发光显示技术有限公司 | 有机发光器件及其制备方法、显示装置 |
| US11744141B2 (en) | 2017-08-09 | 2023-08-29 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11910699B2 (en) | 2017-08-10 | 2024-02-20 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11508913B2 (en) | 2017-08-10 | 2022-11-22 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11349083B2 (en) | 2017-08-10 | 2022-05-31 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11744142B2 (en) | 2017-08-10 | 2023-08-29 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11723269B2 (en) | 2017-08-22 | 2023-08-08 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11462697B2 (en) | 2017-08-22 | 2022-10-04 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11437591B2 (en) | 2017-08-24 | 2022-09-06 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11605791B2 (en) | 2017-09-01 | 2023-03-14 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11696492B2 (en) | 2017-09-07 | 2023-07-04 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11424420B2 (en) | 2017-09-07 | 2022-08-23 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11444249B2 (en) | 2017-09-07 | 2022-09-13 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10608188B2 (en) | 2017-09-11 | 2020-03-31 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11778897B2 (en) | 2017-09-20 | 2023-10-03 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12389791B2 (en) | 2017-09-21 | 2025-08-12 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12459946B2 (en) | 2017-10-05 | 2025-11-04 | Universal Display Corporation | Organic host materials for electroluminescent devices |
| US11214587B2 (en) | 2017-11-07 | 2022-01-04 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11910702B2 (en) | 2017-11-07 | 2024-02-20 | Universal Display Corporation | Organic electroluminescent devices |
| US11183646B2 (en) | 2017-11-07 | 2021-11-23 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11168103B2 (en) | 2017-11-17 | 2021-11-09 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12180230B2 (en) | 2017-11-28 | 2024-12-31 | University Of Southern California | Carbene compounds and organic electroluminescent devices |
| US11825735B2 (en) | 2017-11-28 | 2023-11-21 | Universal Display Corporation | Organic electroluminescent materials and devices |
| EP3492480B1 (en) | 2017-11-29 | 2021-10-20 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11937503B2 (en) | 2017-11-30 | 2024-03-19 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US10971687B2 (en) | 2017-12-14 | 2021-04-06 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11233205B2 (en) | 2017-12-14 | 2022-01-25 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12075690B2 (en) | 2017-12-14 | 2024-08-27 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11233204B2 (en) | 2017-12-14 | 2022-01-25 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11700765B2 (en) | 2018-01-10 | 2023-07-11 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11081659B2 (en) | 2018-01-10 | 2021-08-03 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11515493B2 (en) | 2018-01-11 | 2022-11-29 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11271177B2 (en) | 2018-01-11 | 2022-03-08 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11845764B2 (en) | 2018-01-26 | 2023-12-19 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11542289B2 (en) | 2018-01-26 | 2023-01-03 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11367840B2 (en) | 2018-01-26 | 2022-06-21 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12029055B2 (en) | 2018-01-30 | 2024-07-02 | The University Of Southern California | OLED with hybrid emissive layer |
| US11751415B2 (en) | 2018-02-02 | 2023-09-05 | Oti Lumionics Inc. | Materials for forming a nucleation-inhibiting coating and devices incorporating same |
| US11342509B2 (en) | 2018-02-09 | 2022-05-24 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11180519B2 (en) | 2018-02-09 | 2021-11-23 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11957050B2 (en) | 2018-02-09 | 2024-04-09 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11239434B2 (en) | 2018-02-09 | 2022-02-01 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11279722B2 (en) | 2018-03-12 | 2022-03-22 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11142538B2 (en) | 2018-03-12 | 2021-10-12 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11217757B2 (en) | 2018-03-12 | 2022-01-04 | Universal Display Corporation | Host materials for electroluminescent devices |
| US11557733B2 (en) | 2018-03-12 | 2023-01-17 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11165028B2 (en) | 2018-03-12 | 2021-11-02 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11882759B2 (en) | 2018-04-13 | 2024-01-23 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12522608B2 (en) | 2018-04-13 | 2026-01-13 | Universal Display Corporation | Host materials for electroluminescent devices |
| US11390639B2 (en) | 2018-04-13 | 2022-07-19 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11616203B2 (en) | 2018-04-17 | 2023-03-28 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11753427B2 (en) | 2018-05-04 | 2023-09-12 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11515494B2 (en) | 2018-05-04 | 2022-11-29 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11342513B2 (en) | 2018-05-04 | 2022-05-24 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11793073B2 (en) | 2018-05-06 | 2023-10-17 | Universal Display Corporation | Host materials for electroluminescent devices |
| US11459349B2 (en) | 2018-05-25 | 2022-10-04 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11450822B2 (en) | 2018-05-25 | 2022-09-20 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11716900B2 (en) | 2018-05-30 | 2023-08-01 | Universal Display Corporation | Host materials for electroluminescent devices |
| US11296283B2 (en) | 2018-06-04 | 2022-04-05 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11925103B2 (en) | 2018-06-05 | 2024-03-05 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11339182B2 (en) | 2018-06-07 | 2022-05-24 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11228004B2 (en) | 2018-06-22 | 2022-01-18 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11261207B2 (en) | 2018-06-25 | 2022-03-01 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11753425B2 (en) | 2018-07-11 | 2023-09-12 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12378197B2 (en) | 2018-07-13 | 2025-08-05 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12453279B2 (en) | 2018-08-22 | 2025-10-21 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11233203B2 (en) | 2018-09-06 | 2022-01-25 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12171137B2 (en) | 2018-09-10 | 2024-12-17 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11485706B2 (en) | 2018-09-11 | 2022-11-01 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11718634B2 (en) | 2018-09-14 | 2023-08-08 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11903305B2 (en) | 2018-09-24 | 2024-02-13 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11495752B2 (en) | 2018-10-08 | 2022-11-08 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11469383B2 (en) | 2018-10-08 | 2022-10-11 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11476430B2 (en) | 2018-10-15 | 2022-10-18 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11515482B2 (en) | 2018-10-23 | 2022-11-29 | Universal Display Corporation | Deep HOMO (highest occupied molecular orbital) emitter device structures |
| US11469384B2 (en) | 2018-11-02 | 2022-10-11 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11825736B2 (en) | 2018-11-19 | 2023-11-21 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11963441B2 (en) | 2018-11-26 | 2024-04-16 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11672165B2 (en) | 2018-11-28 | 2023-06-06 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11690285B2 (en) | 2018-11-28 | 2023-06-27 | Universal Display Corporation | Electroluminescent devices |
| US11716899B2 (en) | 2018-11-28 | 2023-08-01 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11889708B2 (en) | 2019-11-14 | 2024-01-30 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11672176B2 (en) | 2018-11-28 | 2023-06-06 | Universal Display Corporation | Host materials for electroluminescent devices |
| US11706980B2 (en) | 2018-11-28 | 2023-07-18 | Universal Display Corporation | Host materials for electroluminescent devices |
| US11623936B2 (en) | 2018-12-11 | 2023-04-11 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12281129B2 (en) | 2018-12-12 | 2025-04-22 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11834459B2 (en) | 2018-12-12 | 2023-12-05 | Universal Display Corporation | Host materials for electroluminescent devices |
| US11737349B2 (en) | 2018-12-12 | 2023-08-22 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12167673B2 (en) | 2018-12-19 | 2024-12-10 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11812624B2 (en) | 2019-01-30 | 2023-11-07 | The University Of Southern California | Organic electroluminescent materials and devices |
| US11780829B2 (en) | 2019-01-30 | 2023-10-10 | The University Of Southern California | Organic electroluminescent materials and devices |
| US12477890B2 (en) | 2019-02-01 | 2025-11-18 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11325932B2 (en) | 2019-02-08 | 2022-05-10 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11370809B2 (en) | 2019-02-08 | 2022-06-28 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12137605B2 (en) | 2019-02-08 | 2024-11-05 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11773320B2 (en) | 2019-02-21 | 2023-10-03 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12250872B2 (en) | 2019-02-22 | 2025-03-11 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11557738B2 (en) | 2019-02-22 | 2023-01-17 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11871653B2 (en) | 2019-02-22 | 2024-01-09 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11512093B2 (en) | 2019-03-04 | 2022-11-29 | Universal Display Corporation | Compound used for organic light emitting device (OLED), consumer product and formulation |
| KR20250160226A (ko) | 2019-03-07 | 2025-11-11 | 오티아이 루미오닉스 인크. | 핵생성 억제 코팅물 형성용 재료 및 이를 포함하는 디바이스 |
| US11739081B2 (en) | 2019-03-11 | 2023-08-29 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11569480B2 (en) | 2019-03-12 | 2023-01-31 | Universal Display Corporation | Plasmonic OLEDs and vertical dipole emitters |
| US11637261B2 (en) | 2019-03-12 | 2023-04-25 | Universal Display Corporation | Nanopatch antenna outcoupling structure for use in OLEDs |
| US11963438B2 (en) | 2019-03-26 | 2024-04-16 | The University Of Southern California | Organic electroluminescent materials and devices |
| JP2020158491A (ja) | 2019-03-26 | 2020-10-01 | ユニバーサル ディスプレイ コーポレイション | 有機エレクトロルミネセンス材料及びデバイス |
| US12122793B2 (en) | 2019-03-27 | 2024-10-22 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12240865B2 (en) | 2019-03-27 | 2025-03-04 | Universal Display Corporation | Organic electroluminescent materials and devices |
| CN113950630A (zh) | 2019-04-18 | 2022-01-18 | Oti照明公司 | 用于形成成核抑制涂层的材料和结合所述成核抑制涂层的装置 |
| US11639363B2 (en) | 2019-04-22 | 2023-05-02 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11613550B2 (en) | 2019-04-30 | 2023-03-28 | Universal Display Corporation | Organic electroluminescent materials and devices comprising benzimidazole-containing metal complexes |
| US12075691B2 (en) | 2019-04-30 | 2024-08-27 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11560398B2 (en) | 2019-05-07 | 2023-01-24 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11495756B2 (en) | 2019-05-07 | 2022-11-08 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12069938B2 (en) | 2019-05-08 | 2024-08-20 | Oti Lumionics Inc. | Materials for forming a nucleation-inhibiting coating and devices incorporating same |
| US11827651B2 (en) | 2019-05-13 | 2023-11-28 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12103942B2 (en) | 2019-05-13 | 2024-10-01 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11634445B2 (en) | 2019-05-21 | 2023-04-25 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12010859B2 (en) | 2019-05-24 | 2024-06-11 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11647667B2 (en) | 2019-06-14 | 2023-05-09 | Universal Display Corporation | Organic electroluminescent compounds and organic light emitting devices using the same |
| US12077550B2 (en) | 2019-07-02 | 2024-09-03 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11920070B2 (en) | 2019-07-12 | 2024-03-05 | The University Of Southern California | Luminescent janus-type, two-coordinated metal complexes |
| US11926638B2 (en) | 2019-07-22 | 2024-03-12 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11685754B2 (en) | 2019-07-22 | 2023-06-27 | Universal Display Corporation | Heteroleptic organic electroluminescent materials |
| US12281128B2 (en) | 2019-07-30 | 2025-04-22 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11708355B2 (en) | 2019-08-01 | 2023-07-25 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12295251B2 (en) | 2019-08-01 | 2025-05-06 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11985888B2 (en) | 2019-08-12 | 2024-05-14 | The Regents Of The University Of Michigan | Organic electroluminescent device |
| US12227525B2 (en) | 2019-08-14 | 2025-02-18 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11374181B2 (en) | 2019-08-14 | 2022-06-28 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11930699B2 (en) | 2019-08-15 | 2024-03-12 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12139501B2 (en) | 2019-08-16 | 2024-11-12 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12234249B2 (en) | 2019-08-21 | 2025-02-25 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11925105B2 (en) | 2019-08-26 | 2024-03-05 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11937494B2 (en) | 2019-08-28 | 2024-03-19 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11600787B2 (en) | 2019-08-30 | 2023-03-07 | Universal Display Corporation | Organic electroluminescent materials and devices |
| CN112457349B (zh) | 2019-09-06 | 2024-10-15 | 环球展览公司 | 有机电致发光材料和装置 |
| US11820783B2 (en) | 2019-09-06 | 2023-11-21 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12144244B2 (en) | 2019-09-10 | 2024-11-12 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12331065B2 (en) | 2019-09-26 | 2025-06-17 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11999886B2 (en) | 2019-09-26 | 2024-06-04 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12486296B2 (en) | 2019-10-02 | 2025-12-02 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11864458B2 (en) | 2019-10-08 | 2024-01-02 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11950493B2 (en) | 2019-10-15 | 2024-04-02 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11697653B2 (en) | 2019-10-21 | 2023-07-11 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12577202B2 (en) | 2021-02-26 | 2026-03-17 | Universal Display Corporation | Organic electroluminescent materials and devices |
| CN112707923B (zh) | 2019-10-25 | 2025-06-03 | 环球展览公司 | 有机电致发光材料和装置 |
| US11919914B2 (en) | 2019-10-25 | 2024-03-05 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12522565B2 (en) | 2019-10-25 | 2026-01-13 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12545690B2 (en) | 2019-10-25 | 2026-02-10 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11765965B2 (en) | 2019-10-30 | 2023-09-19 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US20210135130A1 (en) | 2019-11-04 | 2021-05-06 | Universal Display Corporation | Organic electroluminescent materials and devices |
| KR102252493B1 (ko) * | 2019-12-26 | 2021-05-14 | (주)랩토 | 벤즈아졸 유도체 및 이를 포함한 유기전계발광소자 |
| US12538698B2 (en) | 2020-01-06 | 2026-01-27 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12187751B2 (en) | 2020-01-08 | 2025-01-07 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12201013B2 (en) | 2020-01-08 | 2025-01-14 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11778895B2 (en) | 2020-01-13 | 2023-10-03 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11917900B2 (en) | 2020-01-28 | 2024-02-27 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12426495B2 (en) | 2020-01-28 | 2025-09-23 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11932660B2 (en) | 2020-01-29 | 2024-03-19 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12245502B2 (en) | 2020-02-03 | 2025-03-04 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12156463B2 (en) | 2020-02-07 | 2024-11-26 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12084465B2 (en) | 2020-02-24 | 2024-09-10 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12324348B2 (en) | 2020-02-28 | 2025-06-03 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12234251B2 (en) | 2020-03-04 | 2025-02-25 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12018035B2 (en) | 2020-03-23 | 2024-06-25 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12598906B2 (en) | 2020-03-31 | 2026-04-07 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12129269B2 (en) | 2020-04-13 | 2024-10-29 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12279520B2 (en) | 2020-04-22 | 2025-04-15 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11970508B2 (en) | 2020-04-22 | 2024-04-30 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12466844B2 (en) | 2020-05-13 | 2025-11-11 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12286410B2 (en) | 2020-05-18 | 2025-04-29 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12035613B2 (en) | 2020-05-26 | 2024-07-09 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12275747B2 (en) | 2020-06-02 | 2025-04-15 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12247043B2 (en) | 2020-06-11 | 2025-03-11 | Universal Display Corporation | Organic electroluminescent material and formulations, and its various uses as hosts, fluorescent dopants, and acceptors in organic light emitting diodes |
| US12279516B2 (en) | 2020-06-17 | 2025-04-15 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12419188B2 (en) | 2020-06-30 | 2025-09-16 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12336427B2 (en) | 2020-07-09 | 2025-06-17 | Universal Display Corporation | Organic electroluminescent materials and devices |
| EP3937268B1 (en) | 2020-07-10 | 2025-05-07 | Universal Display Corporation | Plasmonic oleds and vertical dipole emitters |
| US12157748B2 (en) | 2020-07-30 | 2024-12-03 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12369487B2 (en) | 2020-08-05 | 2025-07-22 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12065451B2 (en) | 2020-08-19 | 2024-08-20 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12289986B2 (en) | 2020-08-25 | 2025-04-29 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12543492B2 (en) | 2020-09-09 | 2026-02-03 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12369488B2 (en) | 2020-09-09 | 2025-07-22 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12486295B2 (en) | 2020-09-14 | 2025-12-02 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12221455B2 (en) | 2020-09-24 | 2025-02-11 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12252499B2 (en) | 2020-09-29 | 2025-03-18 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12598908B2 (en) | 2020-09-30 | 2026-04-07 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12460128B2 (en) | 2020-10-02 | 2025-11-04 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12610732B2 (en) | 2020-10-02 | 2026-04-21 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12435102B2 (en) | 2020-10-02 | 2025-10-07 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12486451B2 (en) | 2020-10-02 | 2025-12-02 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12583878B2 (en) | 2020-10-02 | 2026-03-24 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12497420B2 (en) | 2020-10-02 | 2025-12-16 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12286447B2 (en) | 2020-10-06 | 2025-04-29 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12520713B2 (en) | 2020-10-08 | 2026-01-06 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12486288B2 (en) | 2020-10-12 | 2025-12-02 | University Of Southern California | Fast phosphors utilizing HP2H ligands |
| US12312365B2 (en) | 2020-10-12 | 2025-05-27 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12137606B2 (en) | 2020-10-20 | 2024-11-05 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12247042B2 (en) | 2020-10-26 | 2025-03-11 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12391873B2 (en) | 2020-10-26 | 2025-08-19 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12187748B2 (en) | 2020-11-02 | 2025-01-07 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12262631B2 (en) | 2020-11-10 | 2025-03-25 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US20220158096A1 (en) | 2020-11-16 | 2022-05-19 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12528833B2 (en) | 2020-11-18 | 2026-01-20 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12516078B2 (en) | 2020-11-24 | 2026-01-06 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12325717B2 (en) | 2020-11-24 | 2025-06-10 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US20220165967A1 (en) | 2020-11-24 | 2022-05-26 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12534485B2 (en) | 2020-11-24 | 2026-01-27 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US11985841B2 (en) | 2020-12-07 | 2024-05-14 | Oti Lumionics Inc. | Patterning a conductive deposited layer using a nucleation inhibiting coating and an underlying metallic coating |
| US12331064B2 (en) | 2020-12-09 | 2025-06-17 | University Of Southern California | Tandem carbene phosphors |
| US12342716B2 (en) | 2020-12-09 | 2025-06-24 | University Of Southern California | Tandem-carbene phosphors |
| US12466848B2 (en) | 2020-12-10 | 2025-11-11 | Universal Display Corporation | Organic electroluminescent materials and devices |
| EP4261903A4 (en) * | 2020-12-31 | 2024-04-03 | Huawei Technologies Co., Ltd. | LIGHT-EMITTING DEVICE, ELECTRONIC APPARATUS, CONTROL APPARATUS AND METHOD FOR CONTROLLING ELECTROLUMINESCENCE |
| US12600739B2 (en) | 2021-01-05 | 2026-04-14 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12398164B2 (en) | 2021-02-01 | 2025-08-26 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12459966B2 (en) | 2021-02-02 | 2025-11-04 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12575316B2 (en) | 2021-02-03 | 2026-03-10 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12497419B2 (en) | 2021-02-22 | 2025-12-16 | Universal Display Corporation | Organic electroluminescent materials and devices |
| EP4059915B1 (en) | 2021-02-26 | 2025-12-24 | Universal Display Corporation | Organic electroluminescent materials and devices |
| EP4060758A3 (en) | 2021-02-26 | 2023-03-29 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12484437B2 (en) | 2021-02-26 | 2025-11-25 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12606582B2 (en) | 2021-03-05 | 2026-04-21 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12428599B2 (en) | 2021-03-09 | 2025-09-30 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US20220298190A1 (en) | 2021-03-12 | 2022-09-22 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12421262B2 (en) | 2021-03-15 | 2025-09-23 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US20220340607A1 (en) | 2021-04-05 | 2022-10-27 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12480042B2 (en) | 2021-04-09 | 2025-11-25 | Universal Display Corporation | Organic electroluminescent materials and devices |
| EP4075531A1 (en) | 2021-04-13 | 2022-10-19 | Universal Display Corporation | Plasmonic oleds and vertical dipole emitters |
| US20220352478A1 (en) | 2021-04-14 | 2022-11-03 | Universal Display Corporation | Organic eletroluminescent materials and devices |
| US12600902B2 (en) | 2021-04-16 | 2026-04-14 | Univerals Display Corporation | Organic electroluminescent materials and devices |
| US20230006149A1 (en) | 2021-04-23 | 2023-01-05 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US20220407020A1 (en) | 2021-04-23 | 2022-12-22 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12473317B2 (en) | 2021-06-04 | 2025-11-18 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US20230133787A1 (en) | 2021-06-08 | 2023-05-04 | University Of Southern California | Molecular Alignment of Homoleptic Iridium Phosphors |
| KR102926961B1 (ko) | 2021-06-28 | 2026-02-11 | 삼성전자주식회사 | 적외선 포토다이오드, 센서 및 전자 장치 |
| US12495715B2 (en) | 2021-06-29 | 2025-12-09 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12520715B2 (en) | 2021-07-16 | 2026-01-06 | University Of Southern California | Organic electroluminescent materials and devices |
| US12507586B2 (en) | 2021-07-21 | 2025-12-23 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12550611B2 (en) | 2021-08-03 | 2026-02-10 | Universal Display Corporation | Organic electroluminescent materials and devices |
| EP4151699A1 (en) | 2021-09-17 | 2023-03-22 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12473318B2 (en) | 2021-10-08 | 2025-11-18 | Universal Display Corporation | Organic electroluminescent materials and devices |
| CN113972340B (zh) * | 2021-10-12 | 2022-09-09 | 深圳市华星光电半导体显示技术有限公司 | Oled显示面板及其制备方法 |
| US12581848B2 (en) | 2021-10-14 | 2026-03-17 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12509628B2 (en) | 2021-12-16 | 2025-12-30 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US12414433B2 (en) | 2022-02-11 | 2025-09-09 | Universal Display Corporation | Organic electroluminescent devices |
| EP4231804A3 (en) | 2022-02-16 | 2023-09-20 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US20230292592A1 (en) | 2022-03-09 | 2023-09-14 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US20230337516A1 (en) | 2022-04-18 | 2023-10-19 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US20230389421A1 (en) | 2022-05-24 | 2023-11-30 | Universal Display Corporation | Organic electroluminescent materials and devices |
| EP4293001A1 (en) | 2022-06-08 | 2023-12-20 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US20240016051A1 (en) | 2022-06-28 | 2024-01-11 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US20240107880A1 (en) | 2022-08-17 | 2024-03-28 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US20240188319A1 (en) | 2022-10-27 | 2024-06-06 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US20240180025A1 (en) | 2022-10-27 | 2024-05-30 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US20240196730A1 (en) | 2022-10-27 | 2024-06-13 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US20240188419A1 (en) | 2022-10-27 | 2024-06-06 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US20240188316A1 (en) | 2022-10-27 | 2024-06-06 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US20240247017A1 (en) | 2022-12-14 | 2024-07-25 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US20250204239A1 (en) | 2023-12-15 | 2025-06-19 | Universal Display Corporation | Organic electroluminescent materials and devices |
| US20250204238A1 (en) | 2023-12-15 | 2025-06-19 | Universal Display Corporation | Organic electroluminscent materials and devices |
Citations (103)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1110518B (de) | 1959-04-09 | 1961-07-06 | Kalle Ag | Material fuer die elektrophotographische Bilderzeugung |
| JPS3716096B1 (ja) | 1960-04-09 | 1962-10-09 | ||
| US3112197A (en) | 1956-06-27 | 1963-11-26 | Azoplate Corp | Electrophotographic member |
| JPS3927577B1 (ja) | 1962-01-29 | 1964-12-01 | ||
| US3180729A (en) | 1956-12-22 | 1965-04-27 | Azoplate Corp | Material for electrophotographic reproduction |
| US3180703A (en) | 1963-01-15 | 1965-04-27 | Kerr Mc Gee Oil Ind Inc | Recovery process |
| US3189447A (en) | 1956-06-04 | 1965-06-15 | Azoplate Corp | Electrophotographic material and method |
| US3240597A (en) | 1961-08-21 | 1966-03-15 | Eastman Kodak Co | Photoconducting polymers for preparing electrophotographic materials |
| US3257203A (en) | 1958-08-20 | 1966-06-21 | Azoplate Corp | Electrophotographic reproduction material |
| JPS45555B1 (ja) | 1966-03-24 | 1970-01-09 | ||
| US3526501A (en) | 1967-02-03 | 1970-09-01 | Eastman Kodak Co | 4-diarylamino-substituted chalcone containing photoconductive compositions for use in electrophotography |
| US3542544A (en) | 1967-04-03 | 1970-11-24 | Eastman Kodak Co | Photoconductive elements containing organic photoconductors of the triarylalkane and tetraarylmethane types |
| JPS463712B1 (ja) | 1966-04-14 | 1971-01-29 | ||
| US3567450A (en) | 1968-02-20 | 1971-03-02 | Eastman Kodak Co | Photoconductive elements containing substituted triarylamine photoconductors |
| US3615404A (en) | 1968-04-25 | 1971-10-26 | Scott Paper Co | 1 3-phenylenediamine containing photoconductive materials |
| US3615402A (en) | 1969-10-01 | 1971-10-26 | Eastman Kodak Co | Tetra-substituted methanes as organic photoconductors |
| US3658520A (en) | 1968-02-20 | 1972-04-25 | Eastman Kodak Co | Photoconductive elements containing as photoconductors triarylamines substituted by active hydrogen-containing groups |
| JPS4725336B1 (ja) | 1969-11-26 | 1972-07-11 | ||
| US3717462A (en) | 1969-07-28 | 1973-02-20 | Canon Kk | Heat treatment of an electrophotographic photosensitive member |
| US3820989A (en) | 1969-09-30 | 1974-06-28 | Eastman Kodak Co | Tri-substituted methanes as organic photoconductors |
| JPS4935702B1 (ja) | 1969-06-20 | 1974-09-25 | ||
| JPS49105537A (ja) | 1973-01-15 | 1974-10-05 | ||
| JPS5110105B2 (ja) | 1972-02-09 | 1976-04-01 | ||
| JPS5110983B2 (ja) | 1971-09-10 | 1976-04-08 | ||
| JPS5193224A (ja) | 1974-12-20 | 1976-08-16 | ||
| US4012376A (en) | 1975-12-29 | 1977-03-15 | Eastman Kodak Company | Photosensitive colorant materials |
| JPS5327033A (en) | 1976-08-23 | 1978-03-13 | Xerox Corp | Image forming member and image forming method |
| US4127412A (en) | 1975-12-09 | 1978-11-28 | Eastman Kodak Company | Photoconductive compositions and elements |
| JPS5453435A (en) | 1977-10-01 | 1979-04-26 | Yoshikatsu Kume | Portable bicycle equipped with foldable type triangle frame |
| JPS5458445A (en) | 1977-09-29 | 1979-05-11 | Xerox Corp | Electrostatic photosensitive device |
| JPS5459143A (en) | 1977-10-17 | 1979-05-12 | Ibm | Electronic photographic material |
| JPS5464299A (en) | 1977-10-29 | 1979-05-23 | Toshiba Corp | Beam deflector for charged particles |
| JPS54110536A (en) | 1978-02-20 | 1979-08-30 | Ichikoh Ind Ltd | Device for time-lag putting out room lamp for motorcar |
| JPS54110837A (en) | 1978-02-17 | 1979-08-30 | Ricoh Co Ltd | Electrophotographic photoreceptor |
| JPS54112637A (en) | 1978-02-06 | 1979-09-03 | Ricoh Co Ltd | Electrophotographic photoreceptor |
| JPS54119925A (en) | 1978-03-10 | 1979-09-18 | Ricoh Co Ltd | Photosensitive material for electrophotography |
| JPS54149634A (en) | 1978-05-12 | 1979-11-24 | Xerox Corp | Image forming member and method of forming image using same |
| US4175961A (en) | 1976-12-22 | 1979-11-27 | Eastman Kodak Company | Multi-active photoconductive elements |
| JPS5517105A (en) | 1978-07-21 | 1980-02-06 | Konishiroku Photo Ind Co Ltd | Electrophotographic photoreceptor |
| JPS5546760A (en) | 1978-09-29 | 1980-04-02 | Ricoh Co Ltd | Electrophotographic photoreceptor |
| JPS5551086A (en) | 1978-09-04 | 1980-04-14 | Copyer Co Ltd | Novel pyrazoline compound, its preparation, and electrophotographic photosensitive substance comprising it |
| JPS5552064A (en) | 1978-10-13 | 1980-04-16 | Ricoh Co Ltd | Electrophotographic receptor |
| JPS5552063A (en) | 1978-10-13 | 1980-04-16 | Ricoh Co Ltd | Electrophotographic receptor |
| JPS5574546A (en) | 1978-11-30 | 1980-06-05 | Ricoh Co Ltd | Electrophotographic photoreceptor |
| JPS5579450A (en) | 1978-12-04 | 1980-06-14 | Xerox Corp | Image formation device |
| JPS5585495A (en) | 1978-12-18 | 1980-06-27 | Pacific Metals Co Ltd | Method of composting organic waste |
| JPS5588064A (en) | 1978-12-05 | 1980-07-03 | Konishiroku Photo Ind Co Ltd | Electrophotographic receptor |
| JPS5588065A (en) | 1978-12-12 | 1980-07-03 | Konishiroku Photo Ind Co Ltd | Electrophotographic receptor |
| JPS55108667A (en) | 1979-02-13 | 1980-08-21 | Ricoh Co Ltd | Electrophotographic receptor |
| US4232103A (en) | 1979-08-27 | 1980-11-04 | Xerox Corporation | Phenyl benzotriazole stabilized photosensitive device |
| JPS55144250A (en) | 1979-04-30 | 1980-11-11 | Xerox Corp | Image formation device |
| JPS55156953A (en) | 1979-05-17 | 1980-12-06 | Mitsubishi Paper Mills Ltd | Organic semiconductor electrophotographic material |
| JPS564148A (en) | 1979-06-21 | 1981-01-17 | Konishiroku Photo Ind Co Ltd | Electrophotographic receptor |
| JPS5622437A (en) | 1979-08-01 | 1981-03-03 | Ricoh Co Ltd | Electrophotographic receptor |
| JPS5636656A (en) | 1979-09-03 | 1981-04-09 | Mitsubishi Paper Mills Ltd | Electrophotographic material |
| JPS5646234A (en) | 1979-09-21 | 1981-04-27 | Ricoh Co Ltd | Electrophotographic receptor |
| JPS5680051A (en) | 1979-12-04 | 1981-07-01 | Ricoh Co Ltd | Electrophotographic receptor |
| US4278746A (en) | 1978-06-21 | 1981-07-14 | Konishiroku Photo Industry Co., Ltd. | Photosensitive elements for electrophotography |
| JPS5688141A (en) | 1979-12-20 | 1981-07-17 | Konishiroku Photo Ind Co Ltd | Electrophotographic receptor |
| JPS56119132A (en) | 1979-11-23 | 1981-09-18 | Xerox Corp | Image forming element |
| JPS5711350A (en) | 1980-06-24 | 1982-01-21 | Fuji Photo Film Co Ltd | Electrophotographic receptor |
| JPS5745545A (en) | 1980-09-03 | 1982-03-15 | Mitsubishi Paper Mills Ltd | Electrophotographic receptor |
| JPS5751781A (en) | 1980-07-17 | 1982-03-26 | Eastman Kodak Co | Organic electroluminiscent cell and method |
| JPS57148749A (en) | 1981-03-11 | 1982-09-14 | Fuji Photo Film Co Ltd | Electrophotographic receptor |
| JPS6093455A (ja) | 1983-10-28 | 1985-05-25 | Fuji Xerox Co Ltd | 電子写真用現像剤 |
| JPS6094462A (ja) | 1983-10-28 | 1985-05-27 | Ricoh Co Ltd | スチルベン誘導体及びその製造法 |
| JPS60174749A (ja) | 1984-02-21 | 1985-09-09 | Ricoh Co Ltd | スチリル化合物及びその製造法 |
| JPS60175052A (ja) | 1984-02-21 | 1985-09-09 | Ricoh Co Ltd | 電子写真用感光体 |
| JPS6114642A (ja) | 1984-06-29 | 1986-01-22 | Konishiroku Photo Ind Co Ltd | 電子写真感光体 |
| JPS6172255A (ja) | 1984-09-14 | 1986-04-14 | Konishiroku Photo Ind Co Ltd | 電子写真感光体 |
| JPS6198353A (ja) | 1984-10-19 | 1986-05-16 | ゼロツクス コーポレーシヨン | 芳香族エーテル正孔移送層を含む感光装置 |
| JPS61210363A (ja) | 1985-03-15 | 1986-09-18 | Canon Inc | 電子写真感光体 |
| JPS61228451A (ja) | 1985-04-03 | 1986-10-11 | Canon Inc | 電子写真感光体 |
| JPS61295558A (ja) | 1985-06-24 | 1986-12-26 | ゼロツクス コ−ポレ−シヨン | アルコキシアミン電荷移送分子を含有する光導電性像形成部材 |
| JPS6210652A (ja) | 1985-07-08 | 1987-01-19 | Minolta Camera Co Ltd | 感光体 |
| JPS6230255A (ja) | 1985-07-31 | 1987-02-09 | Minolta Camera Co Ltd | 電子写真感光体 |
| JPS6236674A (ja) | 1985-08-05 | 1987-02-17 | Fuji Photo Film Co Ltd | 電子写真感光体 |
| JPS6247646A (ja) | 1985-08-27 | 1987-03-02 | Konishiroku Photo Ind Co Ltd | 感光体 |
| JPS63295695A (ja) | 1987-02-11 | 1988-12-02 | イーストマン・コダック・カンパニー | 有機発光媒体をもつ電場発光デバイス |
| JPH01211399A (ja) | 1988-02-19 | 1989-08-24 | Toshiba Corp | スキャン機能付きダイナミックシフトレジスタ |
| JPH02204996A (ja) | 1989-02-01 | 1990-08-14 | Nec Corp | 有機薄膜el素子 |
| US4950950A (en) | 1989-05-18 | 1990-08-21 | Eastman Kodak Company | Electroluminescent device with silazane-containing luminescent zone |
| JPH02282263A (ja) | 1988-12-09 | 1990-11-19 | Nippon Oil Co Ltd | ホール輸送材料 |
| JPH02311591A (ja) | 1989-05-25 | 1990-12-27 | Mitsubishi Kasei Corp | 有機電界発光素子 |
| US5061569A (en) | 1990-07-26 | 1991-10-29 | Eastman Kodak Company | Electroluminescent device with organic electroluminescent medium |
| JPH04308688A (ja) | 1991-04-08 | 1992-10-30 | Pioneer Electron Corp | 有機エレクトロルミネッセンス素子 |
| JPH06176870A (ja) | 1992-12-04 | 1994-06-24 | Fuji Electric Co Ltd | 有機薄膜発光素子 |
| JPH0987616A (ja) | 1995-07-17 | 1997-03-31 | Chisso Corp | シラシクロペンタジエン誘導体を用いた有機電界発光素子 |
| JPH09194487A (ja) | 1996-01-12 | 1997-07-29 | Chisso Corp | シラシクロペンタジエン誘導体 |
| JPH1088121A (ja) | 1995-08-04 | 1998-04-07 | Toyo Ink Mfg Co Ltd | 有機エレクトロルミネッセンス素子材料およびそれを使用した有機エレクトロルミネッセンス素子 |
| JPH11312585A (ja) | 1998-04-28 | 1999-11-09 | Tdk Corp | 有機el素子 |
| JPH11312584A (ja) | 1998-04-28 | 1999-11-09 | Tdk Corp | 有機el素子 |
| JPH11345687A (ja) | 1998-06-01 | 1999-12-14 | Canon Inc | 発光素子 |
| JP2000040586A (ja) | 1998-07-21 | 2000-02-08 | Tdk Corp | 有機el素子モジュール |
| JP2003004193A (ja) | 2001-06-19 | 2003-01-08 | Mitsui Chemicals Inc | 電気融着継手 |
| JP2003045676A (ja) * | 2001-07-26 | 2003-02-14 | Junji Kido | 有機エレクトロルミネッセント素子 |
| WO2003060956A2 (en) * | 2002-01-18 | 2003-07-24 | Lg Chem, Ltd. | New material for transporting electrons and organic electroluminescent display using the same |
| WO2004080975A1 (ja) * | 2003-03-13 | 2004-09-23 | Idemitsu Kosan Co., Ltd. | 新規含窒素複素環誘導体及びそれを用いた有機エレクトロルミネッセンス素子 |
| WO2004095892A1 (ja) * | 2003-04-24 | 2004-11-04 | Idemitsu Kosan Co., Ltd. | 有機エレクトロルミネッセンス素子及び表示装置 |
| JP2005072012A (ja) | 2003-08-27 | 2005-03-17 | Novaled Gmbh | 発光素子とその製造方法 |
| WO2005097756A1 (ja) * | 2004-04-07 | 2005-10-20 | Idemitsu Kosan Co., Ltd. | 含窒素複素環誘導体およびそれを用いた有機エレクトロルミネッセンス素子 |
| JP2006049396A (ja) * | 2004-07-30 | 2006-02-16 | Sanyo Electric Co Ltd | 有機エレクトロルミネッセント素子及び有機エレクトロルミネッセント表示装置 |
| JP2006066380A (ja) * | 2004-07-30 | 2006-03-09 | Sanyo Electric Co Ltd | 有機エレクトロルミネッセント素子及び有機エレクトロルミネッセント表示装置 |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6171715B1 (en) * | 1997-08-07 | 2001-01-09 | Fuji Photo Film Co., Ltd. | Organic electroluminescent element |
| JP3753293B2 (ja) | 1998-08-07 | 2006-03-08 | 富士写真フイルム株式会社 | 有機エレクトロルミネッセンス素子 |
| JP2001288172A (ja) | 2000-03-31 | 2001-10-16 | Fuji Photo Film Co Ltd | 有機発光素子材料、新規ヘテロ環化合物、およびそれらを用いた有機発光素子 |
| JP4590072B2 (ja) | 2000-08-02 | 2010-12-01 | パナソニック株式会社 | ベンゾイミダゾール誘導体 |
| JP2005123208A (ja) * | 2001-12-05 | 2005-05-12 | Semiconductor Energy Lab Co Ltd | 有機太陽電池 |
| JP3953360B2 (ja) | 2002-04-24 | 2007-08-08 | シャープ株式会社 | カラー画像形成装置 |
| US6991859B2 (en) * | 2003-03-18 | 2006-01-31 | Eastman Kodak Company | Cascaded organic electroluminescent devices |
| EP2229039B1 (en) | 2003-07-02 | 2012-02-29 | Idemitsu Kosan Co., Ltd. | Organic electroluminescent device and display using same |
| JP4300176B2 (ja) * | 2003-11-13 | 2009-07-22 | ローム株式会社 | 有機エレクトロルミネッセント素子 |
| KR100834327B1 (ko) * | 2004-03-11 | 2008-06-02 | 미쓰비시 가가꾸 가부시키가이샤 | 전하 수송막용 조성물 및 이온 화합물, 이를 이용한 전하수송막 및 유기 전계 발광 장치, 및 유기 전계 발광 장치의제조 방법 및 전하 수송막의 제조 방법 |
| JP4447358B2 (ja) * | 2004-03-31 | 2010-04-07 | 大日本印刷株式会社 | 有機半導体素子 |
| KR100759548B1 (ko) * | 2004-10-15 | 2007-09-18 | 삼성에스디아이 주식회사 | 유기 전계 발광 소자 |
| US7560862B2 (en) * | 2004-10-22 | 2009-07-14 | Eastman Kodak Company | White OLEDs with a color-compensated electroluminescent unit |
| US20070108894A1 (en) | 2005-11-17 | 2007-05-17 | Idemitsu Kosan Co., Ltd. | Organic electroluminescent device |
-
2007
- 2007-05-02 JP JP2008515489A patent/JP5432523B2/ja not_active Expired - Fee Related
- 2007-05-02 EP EP07742799A patent/EP2018090A4/en not_active Withdrawn
- 2007-05-02 WO PCT/JP2007/059364 patent/WO2007132678A1/ja not_active Ceased
- 2007-05-02 CN CNA2007800170941A patent/CN101444142A/zh active Pending
- 2007-05-02 KR KR1020087027475A patent/KR101384046B1/ko not_active Expired - Fee Related
- 2007-05-02 US US12/300,345 patent/US8076839B2/en not_active Expired - Fee Related
- 2007-05-07 TW TW096116166A patent/TW200808116A/zh unknown
Patent Citations (103)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3189447A (en) | 1956-06-04 | 1965-06-15 | Azoplate Corp | Electrophotographic material and method |
| US3112197A (en) | 1956-06-27 | 1963-11-26 | Azoplate Corp | Electrophotographic member |
| US3180729A (en) | 1956-12-22 | 1965-04-27 | Azoplate Corp | Material for electrophotographic reproduction |
| US3257203A (en) | 1958-08-20 | 1966-06-21 | Azoplate Corp | Electrophotographic reproduction material |
| DE1110518B (de) | 1959-04-09 | 1961-07-06 | Kalle Ag | Material fuer die elektrophotographische Bilderzeugung |
| JPS3716096B1 (ja) | 1960-04-09 | 1962-10-09 | ||
| US3240597A (en) | 1961-08-21 | 1966-03-15 | Eastman Kodak Co | Photoconducting polymers for preparing electrophotographic materials |
| JPS3927577B1 (ja) | 1962-01-29 | 1964-12-01 | ||
| US3180703A (en) | 1963-01-15 | 1965-04-27 | Kerr Mc Gee Oil Ind Inc | Recovery process |
| JPS45555B1 (ja) | 1966-03-24 | 1970-01-09 | ||
| JPS463712B1 (ja) | 1966-04-14 | 1971-01-29 | ||
| US3526501A (en) | 1967-02-03 | 1970-09-01 | Eastman Kodak Co | 4-diarylamino-substituted chalcone containing photoconductive compositions for use in electrophotography |
| US3542544A (en) | 1967-04-03 | 1970-11-24 | Eastman Kodak Co | Photoconductive elements containing organic photoconductors of the triarylalkane and tetraarylmethane types |
| US3658520A (en) | 1968-02-20 | 1972-04-25 | Eastman Kodak Co | Photoconductive elements containing as photoconductors triarylamines substituted by active hydrogen-containing groups |
| US3567450A (en) | 1968-02-20 | 1971-03-02 | Eastman Kodak Co | Photoconductive elements containing substituted triarylamine photoconductors |
| US3615404A (en) | 1968-04-25 | 1971-10-26 | Scott Paper Co | 1 3-phenylenediamine containing photoconductive materials |
| JPS4935702B1 (ja) | 1969-06-20 | 1974-09-25 | ||
| US3717462A (en) | 1969-07-28 | 1973-02-20 | Canon Kk | Heat treatment of an electrophotographic photosensitive member |
| US3820989A (en) | 1969-09-30 | 1974-06-28 | Eastman Kodak Co | Tri-substituted methanes as organic photoconductors |
| US3615402A (en) | 1969-10-01 | 1971-10-26 | Eastman Kodak Co | Tetra-substituted methanes as organic photoconductors |
| JPS4725336B1 (ja) | 1969-11-26 | 1972-07-11 | ||
| JPS5110983B2 (ja) | 1971-09-10 | 1976-04-08 | ||
| JPS5110105B2 (ja) | 1972-02-09 | 1976-04-01 | ||
| JPS49105537A (ja) | 1973-01-15 | 1974-10-05 | ||
| JPS5193224A (ja) | 1974-12-20 | 1976-08-16 | ||
| US4127412A (en) | 1975-12-09 | 1978-11-28 | Eastman Kodak Company | Photoconductive compositions and elements |
| US4012376A (en) | 1975-12-29 | 1977-03-15 | Eastman Kodak Company | Photosensitive colorant materials |
| JPS5327033A (en) | 1976-08-23 | 1978-03-13 | Xerox Corp | Image forming member and image forming method |
| US4175961A (en) | 1976-12-22 | 1979-11-27 | Eastman Kodak Company | Multi-active photoconductive elements |
| JPS5458445A (en) | 1977-09-29 | 1979-05-11 | Xerox Corp | Electrostatic photosensitive device |
| JPS5453435A (en) | 1977-10-01 | 1979-04-26 | Yoshikatsu Kume | Portable bicycle equipped with foldable type triangle frame |
| JPS5459143A (en) | 1977-10-17 | 1979-05-12 | Ibm | Electronic photographic material |
| JPS5464299A (en) | 1977-10-29 | 1979-05-23 | Toshiba Corp | Beam deflector for charged particles |
| JPS54112637A (en) | 1978-02-06 | 1979-09-03 | Ricoh Co Ltd | Electrophotographic photoreceptor |
| JPS54110837A (en) | 1978-02-17 | 1979-08-30 | Ricoh Co Ltd | Electrophotographic photoreceptor |
| JPS54110536A (en) | 1978-02-20 | 1979-08-30 | Ichikoh Ind Ltd | Device for time-lag putting out room lamp for motorcar |
| JPS54119925A (en) | 1978-03-10 | 1979-09-18 | Ricoh Co Ltd | Photosensitive material for electrophotography |
| JPS54149634A (en) | 1978-05-12 | 1979-11-24 | Xerox Corp | Image forming member and method of forming image using same |
| US4278746A (en) | 1978-06-21 | 1981-07-14 | Konishiroku Photo Industry Co., Ltd. | Photosensitive elements for electrophotography |
| JPS5517105A (en) | 1978-07-21 | 1980-02-06 | Konishiroku Photo Ind Co Ltd | Electrophotographic photoreceptor |
| JPS5551086A (en) | 1978-09-04 | 1980-04-14 | Copyer Co Ltd | Novel pyrazoline compound, its preparation, and electrophotographic photosensitive substance comprising it |
| JPS5546760A (en) | 1978-09-29 | 1980-04-02 | Ricoh Co Ltd | Electrophotographic photoreceptor |
| JPS5552064A (en) | 1978-10-13 | 1980-04-16 | Ricoh Co Ltd | Electrophotographic receptor |
| JPS5552063A (en) | 1978-10-13 | 1980-04-16 | Ricoh Co Ltd | Electrophotographic receptor |
| JPS5574546A (en) | 1978-11-30 | 1980-06-05 | Ricoh Co Ltd | Electrophotographic photoreceptor |
| JPS5579450A (en) | 1978-12-04 | 1980-06-14 | Xerox Corp | Image formation device |
| JPS5588064A (en) | 1978-12-05 | 1980-07-03 | Konishiroku Photo Ind Co Ltd | Electrophotographic receptor |
| JPS5588065A (en) | 1978-12-12 | 1980-07-03 | Konishiroku Photo Ind Co Ltd | Electrophotographic receptor |
| JPS5585495A (en) | 1978-12-18 | 1980-06-27 | Pacific Metals Co Ltd | Method of composting organic waste |
| JPS55108667A (en) | 1979-02-13 | 1980-08-21 | Ricoh Co Ltd | Electrophotographic receptor |
| JPS55144250A (en) | 1979-04-30 | 1980-11-11 | Xerox Corp | Image formation device |
| JPS55156953A (en) | 1979-05-17 | 1980-12-06 | Mitsubishi Paper Mills Ltd | Organic semiconductor electrophotographic material |
| JPS564148A (en) | 1979-06-21 | 1981-01-17 | Konishiroku Photo Ind Co Ltd | Electrophotographic receptor |
| JPS5622437A (en) | 1979-08-01 | 1981-03-03 | Ricoh Co Ltd | Electrophotographic receptor |
| US4232103A (en) | 1979-08-27 | 1980-11-04 | Xerox Corporation | Phenyl benzotriazole stabilized photosensitive device |
| JPS5636656A (en) | 1979-09-03 | 1981-04-09 | Mitsubishi Paper Mills Ltd | Electrophotographic material |
| JPS5646234A (en) | 1979-09-21 | 1981-04-27 | Ricoh Co Ltd | Electrophotographic receptor |
| JPS56119132A (en) | 1979-11-23 | 1981-09-18 | Xerox Corp | Image forming element |
| JPS5680051A (en) | 1979-12-04 | 1981-07-01 | Ricoh Co Ltd | Electrophotographic receptor |
| JPS5688141A (en) | 1979-12-20 | 1981-07-17 | Konishiroku Photo Ind Co Ltd | Electrophotographic receptor |
| JPS5711350A (en) | 1980-06-24 | 1982-01-21 | Fuji Photo Film Co Ltd | Electrophotographic receptor |
| JPS5751781A (en) | 1980-07-17 | 1982-03-26 | Eastman Kodak Co | Organic electroluminiscent cell and method |
| JPS5745545A (en) | 1980-09-03 | 1982-03-15 | Mitsubishi Paper Mills Ltd | Electrophotographic receptor |
| JPS57148749A (en) | 1981-03-11 | 1982-09-14 | Fuji Photo Film Co Ltd | Electrophotographic receptor |
| JPS6093455A (ja) | 1983-10-28 | 1985-05-25 | Fuji Xerox Co Ltd | 電子写真用現像剤 |
| JPS6094462A (ja) | 1983-10-28 | 1985-05-27 | Ricoh Co Ltd | スチルベン誘導体及びその製造法 |
| JPS60174749A (ja) | 1984-02-21 | 1985-09-09 | Ricoh Co Ltd | スチリル化合物及びその製造法 |
| JPS60175052A (ja) | 1984-02-21 | 1985-09-09 | Ricoh Co Ltd | 電子写真用感光体 |
| JPS6114642A (ja) | 1984-06-29 | 1986-01-22 | Konishiroku Photo Ind Co Ltd | 電子写真感光体 |
| JPS6172255A (ja) | 1984-09-14 | 1986-04-14 | Konishiroku Photo Ind Co Ltd | 電子写真感光体 |
| JPS6198353A (ja) | 1984-10-19 | 1986-05-16 | ゼロツクス コーポレーシヨン | 芳香族エーテル正孔移送層を含む感光装置 |
| JPS61210363A (ja) | 1985-03-15 | 1986-09-18 | Canon Inc | 電子写真感光体 |
| JPS61228451A (ja) | 1985-04-03 | 1986-10-11 | Canon Inc | 電子写真感光体 |
| JPS61295558A (ja) | 1985-06-24 | 1986-12-26 | ゼロツクス コ−ポレ−シヨン | アルコキシアミン電荷移送分子を含有する光導電性像形成部材 |
| JPS6210652A (ja) | 1985-07-08 | 1987-01-19 | Minolta Camera Co Ltd | 感光体 |
| JPS6230255A (ja) | 1985-07-31 | 1987-02-09 | Minolta Camera Co Ltd | 電子写真感光体 |
| JPS6236674A (ja) | 1985-08-05 | 1987-02-17 | Fuji Photo Film Co Ltd | 電子写真感光体 |
| JPS6247646A (ja) | 1985-08-27 | 1987-03-02 | Konishiroku Photo Ind Co Ltd | 感光体 |
| JPS63295695A (ja) | 1987-02-11 | 1988-12-02 | イーストマン・コダック・カンパニー | 有機発光媒体をもつ電場発光デバイス |
| JPH01211399A (ja) | 1988-02-19 | 1989-08-24 | Toshiba Corp | スキャン機能付きダイナミックシフトレジスタ |
| JPH02282263A (ja) | 1988-12-09 | 1990-11-19 | Nippon Oil Co Ltd | ホール輸送材料 |
| JPH02204996A (ja) | 1989-02-01 | 1990-08-14 | Nec Corp | 有機薄膜el素子 |
| US4950950A (en) | 1989-05-18 | 1990-08-21 | Eastman Kodak Company | Electroluminescent device with silazane-containing luminescent zone |
| JPH02311591A (ja) | 1989-05-25 | 1990-12-27 | Mitsubishi Kasei Corp | 有機電界発光素子 |
| US5061569A (en) | 1990-07-26 | 1991-10-29 | Eastman Kodak Company | Electroluminescent device with organic electroluminescent medium |
| JPH04308688A (ja) | 1991-04-08 | 1992-10-30 | Pioneer Electron Corp | 有機エレクトロルミネッセンス素子 |
| JPH06176870A (ja) | 1992-12-04 | 1994-06-24 | Fuji Electric Co Ltd | 有機薄膜発光素子 |
| JPH0987616A (ja) | 1995-07-17 | 1997-03-31 | Chisso Corp | シラシクロペンタジエン誘導体を用いた有機電界発光素子 |
| JPH1088121A (ja) | 1995-08-04 | 1998-04-07 | Toyo Ink Mfg Co Ltd | 有機エレクトロルミネッセンス素子材料およびそれを使用した有機エレクトロルミネッセンス素子 |
| JPH09194487A (ja) | 1996-01-12 | 1997-07-29 | Chisso Corp | シラシクロペンタジエン誘導体 |
| JPH11312585A (ja) | 1998-04-28 | 1999-11-09 | Tdk Corp | 有機el素子 |
| JPH11312584A (ja) | 1998-04-28 | 1999-11-09 | Tdk Corp | 有機el素子 |
| JPH11345687A (ja) | 1998-06-01 | 1999-12-14 | Canon Inc | 発光素子 |
| JP2000040586A (ja) | 1998-07-21 | 2000-02-08 | Tdk Corp | 有機el素子モジュール |
| JP2003004193A (ja) | 2001-06-19 | 2003-01-08 | Mitsui Chemicals Inc | 電気融着継手 |
| JP2003045676A (ja) * | 2001-07-26 | 2003-02-14 | Junji Kido | 有機エレクトロルミネッセント素子 |
| WO2003060956A2 (en) * | 2002-01-18 | 2003-07-24 | Lg Chem, Ltd. | New material for transporting electrons and organic electroluminescent display using the same |
| WO2004080975A1 (ja) * | 2003-03-13 | 2004-09-23 | Idemitsu Kosan Co., Ltd. | 新規含窒素複素環誘導体及びそれを用いた有機エレクトロルミネッセンス素子 |
| WO2004095892A1 (ja) * | 2003-04-24 | 2004-11-04 | Idemitsu Kosan Co., Ltd. | 有機エレクトロルミネッセンス素子及び表示装置 |
| JP2005072012A (ja) | 2003-08-27 | 2005-03-17 | Novaled Gmbh | 発光素子とその製造方法 |
| WO2005097756A1 (ja) * | 2004-04-07 | 2005-10-20 | Idemitsu Kosan Co., Ltd. | 含窒素複素環誘導体およびそれを用いた有機エレクトロルミネッセンス素子 |
| JP2006049396A (ja) * | 2004-07-30 | 2006-02-16 | Sanyo Electric Co Ltd | 有機エレクトロルミネッセント素子及び有機エレクトロルミネッセント表示装置 |
| JP2006066380A (ja) * | 2004-07-30 | 2006-03-09 | Sanyo Electric Co Ltd | 有機エレクトロルミネッセント素子及び有機エレクトロルミネッセント表示装置 |
Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2023119023A (ja) * | 2008-12-01 | 2023-08-25 | 株式会社半導体エネルギー研究所 | 発光装置及び電子機器 |
| JP2012527089A (ja) * | 2009-05-13 | 2012-11-01 | グローバル・オーエルイーディー・テクノロジー・リミテッド・ライアビリティ・カンパニー | 有機電子デバイス用の内部コネクタ |
| KR101446401B1 (ko) * | 2009-10-02 | 2014-10-01 | 이데미쓰 고산 가부시키가이샤 | 방향족 아민 유도체 및 유기 전기발광 소자 |
| CN102574790A (zh) * | 2009-10-02 | 2012-07-11 | 出光兴产株式会社 | 芳胺衍生物及有机电致发光元件 |
| US10246441B2 (en) | 2009-10-02 | 2019-04-02 | Idemitsu Kosan Co., Ltd. | Aromatic amine derivative, and organic electroluminescent element |
| JPWO2011040607A1 (ja) * | 2009-10-02 | 2013-02-28 | 出光興産株式会社 | 芳香族アミン誘導体及び有機エレクトロルミネッセンス素子 |
| WO2011040607A1 (ja) * | 2009-10-02 | 2011-04-07 | 出光興産株式会社 | 芳香族アミン誘導体及び有機エレクトロルミネッセンス素子 |
| US11345686B2 (en) | 2009-10-02 | 2022-05-31 | Idemitsu Kosan Co., Ltd. | Aromatic amine derivative, and organic electroluminescent element |
| JP2011086442A (ja) * | 2009-10-14 | 2011-04-28 | Konica Minolta Holdings Inc | 有機エレクトロルミネッセンス素子、及び照明装置 |
| JP2011119221A (ja) * | 2009-12-04 | 2011-06-16 | Samsung Mobile Display Co Ltd | 有機発光装置 |
| WO2012029253A1 (ja) * | 2010-08-31 | 2012-03-08 | 出光興産株式会社 | 含窒素芳香族複素環誘導体及びそれらを用いた有機エレクトロルミネッセンス素子 |
| US9382206B2 (en) | 2010-08-31 | 2016-07-05 | Idemitsu Kosan Co., Ltd. | Nitrogen-containing aromatic heterocyclic derivative and organic electroluminescence device using the same |
| WO2012128298A1 (ja) * | 2011-03-24 | 2012-09-27 | 出光興産株式会社 | ビスカルバゾール誘導体およびこれを用いた有機エレクトロルミネッセンス素子 |
| JPWO2012128298A1 (ja) * | 2011-03-24 | 2014-07-24 | 出光興産株式会社 | ビスカルバゾール誘導体およびこれを用いた有機エレクトロルミネッセンス素子 |
| US9564595B2 (en) | 2011-03-24 | 2017-02-07 | Idemitsu Kosan Co., Ltd. | Bis-carbazole derivative and organic electroluminescent element using same |
| JP2013127858A (ja) * | 2011-12-16 | 2013-06-27 | Seiko Epson Corp | 発光素子、発光装置、表示装置および電子機器 |
| JP2014075347A (ja) * | 2013-11-05 | 2014-04-24 | Konica Minolta Inc | 有機エレクトロルミッセンス素子、及び照明装置 |
| WO2016003053A1 (ko) * | 2014-07-01 | 2016-01-07 | 벽산페인트 주식회사 | 인광 호스트용 화합물 및 이를 포함한 유기 발광 소자 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP5432523B2 (ja) | 2014-03-05 |
| JPWO2007132678A1 (ja) | 2009-09-24 |
| TW200808116A (en) | 2008-02-01 |
| US8076839B2 (en) | 2011-12-13 |
| KR101384046B1 (ko) | 2014-04-09 |
| EP2018090A1 (en) | 2009-01-21 |
| US20090179554A1 (en) | 2009-07-16 |
| EP2018090A4 (en) | 2010-12-01 |
| KR20090013783A (ko) | 2009-02-05 |
| CN101444142A (zh) | 2009-05-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP5432523B2 (ja) | 有機エレクトロルミネッセンス素子 | |
| JP5294872B2 (ja) | 有機エレクトロルミネッセンス素子 | |
| JP4509211B2 (ja) | 電子障壁層を介して2つの発光層を有する有機エレクトロルミネッセンス素子 | |
| JP4970934B2 (ja) | 有機エレクトロルミネッセンス素子 | |
| US8168327B2 (en) | Imide derivative, material for organic electroluminescent device and organic electroluminescent device using the same | |
| JP5691192B2 (ja) | 有機エレクトロルミネッセンス素子用材料およびその用途 | |
| JP5097700B2 (ja) | 有機エレクトロルミネッセンス素子 | |
| JP5255296B2 (ja) | 有機エレクトロルミネッセンス素子用材料および化合物 | |
| JP5423171B2 (ja) | 有機エレクトロルミネッセンス素子用材料およびその用途 | |
| WO2008015949A1 (fr) | Composant organique électroluminescent | |
| WO2008072586A1 (ja) | 有機エレクトロルミネッセンス素子用材料及び有機エレクトロルミネッセンス素子 | |
| JP5907289B1 (ja) | 有機エレクトロルミネッセンス素子用材料およびその用途 | |
| US7888865B2 (en) | Organic electroluminescent device and display having multiple emitting layers | |
| JP2010195708A (ja) | カルバゾリル基を有する化合物およびその用途 | |
| JP2011173972A (ja) | 有機エレクトロルミネッセンス素子用材料およびその用途 | |
| WO2006062078A1 (ja) | 有機エレクトロルミネッセンス素子 | |
| JP2010147115A (ja) | 有機エレクトロルミネッセンス素子用材料およびそれを用いた有機エレクトロルミネッセンス素子 | |
| JP2014183226A (ja) | 有機エレクトロルミネッセンス素子用材料およびそれを用いた有機エレクトロルミネッセンス素子 | |
| JP2012190863A (ja) | 有機エレクトロルミネッセンス素子用材料およびその用途 | |
| JP2011084717A (ja) | 有機エレクトロルミネッセンス素子用材料およびその用途 | |
| JP5435386B2 (ja) | 有機エレクトロルミネッセンス素子用材料 | |
| JP5565201B2 (ja) | スピロ化合物、および有機エレクトロルミネッセンス素子用材料 | |
| JP2009173565A (ja) | 有機エレクトロルミネッセンス素子用材料ならびに有機エレクトロルミネッセンス素子 | |
| JP5617432B2 (ja) | 有機エレクトロルミネッセンス素子 | |
| JP2010140976A (ja) | 有機エレクトロルミネッセンス素子用材料およびそれを用いた有機エレクトロルミネッセンス素子 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 07742799 Country of ref document: EP Kind code of ref document: A1 |
|
| WWE | Wipo information: entry into national phase |
Ref document number: 2008515489 Country of ref document: JP |
|
| WWE | Wipo information: entry into national phase |
Ref document number: 2007742799 Country of ref document: EP |
|
| WWE | Wipo information: entry into national phase |
Ref document number: 1020087027475 Country of ref document: KR |
|
| WWE | Wipo information: entry into national phase |
Ref document number: 12300345 Country of ref document: US Ref document number: 200780017094.1 Country of ref document: CN |
|
| NENP | Non-entry into the national phase |
Ref country code: DE |











































