WO2005092901A1 - 新規化合物、および該化合物を用いた有機エレクトロニクス素子 - Google Patents
新規化合物、および該化合物を用いた有機エレクトロニクス素子 Download PDFInfo
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- C07—ORGANIC CHEMISTRY
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- C07D471/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00
- C07D471/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00 in which the condensed system contains two hetero rings
- C07D471/06—Peri-condensed systems
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- C07D519/00—Heterocyclic compounds containing more than one system of two or more relevant hetero rings condensed among themselves or condensed with a common carbocyclic ring system not provided for in groups C07D453/00 or C07D455/00
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- G03G5/06—Photoconductive layers; Charge-generation layers or charge-transporting layers; Additives therefor; Binders therefor characterised by the photoconductive material being organic
- G03G5/0622—Heterocyclic compounds
- G03G5/0644—Heterocyclic compounds containing two or more hetero rings
- G03G5/0646—Heterocyclic compounds containing two or more hetero rings in the same ring system
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- G03G5/0622—Heterocyclic compounds
- G03G5/0644—Heterocyclic compounds containing two or more hetero rings
- G03G5/0646—Heterocyclic compounds containing two or more hetero rings in the same ring system
- G03G5/065—Heterocyclic compounds containing two or more hetero rings in the same ring system containing three relevant rings
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- G03G5/06—Photoconductive layers; Charge-generation layers or charge-transporting layers; Additives therefor; Binders therefor characterised by the photoconductive material being organic
- G03G5/0622—Heterocyclic compounds
- G03G5/0644—Heterocyclic compounds containing two or more hetero rings
- G03G5/0646—Heterocyclic compounds containing two or more hetero rings in the same ring system
- G03G5/0655—Heterocyclic compounds containing two or more hetero rings in the same ring system containing six relevant rings
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- G03G5/0622—Heterocyclic compounds
- G03G5/0644—Heterocyclic compounds containing two or more hetero rings
- G03G5/0661—Heterocyclic compounds containing two or more hetero rings in different ring systems, each system containing at least one hetero ring
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- H05B33/00—Electroluminescent light sources
- H05B33/12—Light sources with substantially two-dimensional [2D] radiating surfaces
- H05B33/14—Light sources with substantially two-dimensional [2D] radiating surfaces characterised by the chemical or physical composition or the arrangement of the electroluminescent material, or by the simultaneous addition of the electroluminescent material in or onto the light source
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- H10K30/00—Organic devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation
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- H10K30/211—Organic devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation comprising organic-organic junctions, e.g. donor-acceptor junctions comprising multiple junctions, e.g. double heterojunctions
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- H10K85/615—Polycyclic condensed aromatic hydrocarbons, e.g. anthracene
- H10K85/621—Aromatic anhydride or imide compounds, e.g. perylene tetra-carboxylic dianhydride or perylene tetracarboxylic di-imide
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- 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
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- 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
- C09K2211/1029—Heterocyclic compounds characterised by ligands containing one nitrogen atom as the heteroatom
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- H10K10/40—Organic transistors
- H10K10/46—Field-effect transistors, e.g. organic thin-film transistors [OTFT]
- H10K10/462—Insulated gate field-effect transistors [IGFETs]
- H10K10/466—Lateral bottom-gate IGFETs comprising only a single gate
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- H10K2102/00—Constructional details relating to the organic devices covered by this subclass
- H10K2102/10—Transparent electrodes, e.g. using graphene
- H10K2102/101—Transparent electrodes, e.g. using graphene comprising transparent conductive oxides [TCO]
- H10K2102/103—Transparent electrodes, e.g. using graphene comprising transparent conductive oxides [TCO] comprising indium oxides, e.g. ITO
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- H10K85/30—Coordination compounds
- H10K85/321—Metal complexes comprising a group IIIA element, e.g. Tris (8-hydroxyquinoline) gallium [Gaq3]
- H10K85/324—Metal complexes comprising a group IIIA element, e.g. Tris (8-hydroxyquinoline) gallium [Gaq3] comprising aluminium, e.g. Alq3
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- 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
- H10K85/636—Amine compounds having at least two aryl rest on at least one amine-nitrogen atom, e.g. triphenylamine comprising heteroaromatic hydrocarbons as substituents on the nitrogen atom
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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- Y02E10/50—Photovoltaic [PV] energy
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- Y10S428/00—Stock material or miscellaneous articles
- Y10S428/917—Electroluminescent
Definitions
- Organic electronic materials include a hole transport material (organic p-type semiconductor) in which holes serve as carriers and an electron transport material (organic n-type semiconductor) in which electrons serve as carriers.
- a hole transport material organic p-type semiconductor
- an electron transport material organic n-type semiconductor
- electrons serve as carriers.
- the material development so far has mainly been performed on hole transport materials, and many hole transport materials are known.
- electron transport electron conduction is unlikely to occur due to the formation of deep trap levels by oxygen molecules having a high electron affinity, and the number of electron transport materials is extremely small compared to the number of materials known as hole transport materials.
- Thin film transistors are widely used as switching elements for display in liquid crystal display devices and the like.
- TFTs thin film transistors
- CVD device used for manufacturing such a TFT using silicon is very expensive, and an increase in the size of a display device using a TFT increases the manufacturing cost.
- the process of forming amorphous or polycrystalline silicon is performed at a very high temperature, the types of materials that can be used as a substrate are limited, and thus there is a problem that a lightweight resin substrate cannot be used.
- amorphous or polycrystalline silicon is performed at a very high temperature, the types of materials that can be used as a substrate are limited, and thus there is a problem that a lightweight resin substrate cannot be used.
- an alkoxy group which may have a substituent having 1 to 10 carbon atoms is preferable. Specific examples include a methoxy group, an ethoxy group, a propoxy group, and an isopropoxy group.
- Examples of the no and logen atoms include a fluorine atom, a chlorine atom, a bromine atom and an iodine atom. Preferably it is a fluorine atom or a chlorine atom.
- X is an oxygen atom, a sulfur atom or NR (R is a hydrogen atom or
- the alicyclic group is not particularly limited, but is preferably an alicyclic group having 4 to 25 carbon atoms, preferably 4 to 10 carbon atoms. Specific examples include a cyclobutanetetrayl group, a cyclopentanetetrayl group, a cyclohexanetetrayl group, a bicyclohexanetetrayl group, and the like.
- the aliphatic group is not particularly limited, but is preferably an aliphatic group having 4 to 25 carbon atoms, preferably 4 to 10 carbon atoms.
- tetracarboxylic acids and their derivatives are tetracarboxylic dianhydrides
- tetracarboxylic acids and their derivatives are tetracarboxylic dianhydrides.
- specific examples of the tetracarboxylic dianhydride having an aliphatic group include butanetetracarboxylic dianhydride and pentanetetracarboxylic dianhydride.
- an alkoxy group which may have a substituent having 1 to 10 carbon atoms is preferable. Specific examples include a methoxy group, an ethoxy group, a propoxy group, and an isopropoxy group.
- the aryloxy group includes a carbocyclic aromatic group which may have a substituent having 6 to 30 carbon atoms, and a heterocyclic aromatic group which may have a substituent having 3 to 25 carbon atoms.
- An aryloxy group comprising a group is preferred. Specific examples include a phenyloxy group, a naphthyloxy group, a biphenyloxy group, a phenyloxy group, a bithenyloxy group, a pyridinoleoxy group, and the like.
- the aralkyl group is not particularly limited, but is preferably an aralkyl group having 6 to 14 carbon atoms.
- Masire Specifically, benzyl, 1-phenylethyl, 3-phenylpropyl, 4-phenylbutyl, 5-phenylpentyl, 6-phenylhexyl, benzhydryl, trityl, phenylethyl, etc. No.
- substituents include an alkyl group, an alkoxy group, an alkylthio group, a hydroxyalkyl group, an alkoxyalkyl group, a monoalkylaminoalkyl group, a dialkylaminoalkyl group, a halogenated alkyl group, Examples thereof include a carbonylalkyl group, a carboxyalkyl group, an alkanoyloxyalkyl group, an aminoanokelyl group, a halogen atom, an amino group, a hydroxy group, a carboxyl group which may be esterified, and a cyano group.
- substitution positions of these substituents are not particularly limited.
- alkylthio group an alkylthio group which may have a substituent having 1 to 10 carbon atoms is preferable. Specific examples include a methylthio group, an ethylthio group, a propylthio group, and an isopropylthio group.
- the hydroxyalkyl group has a structure in which a hydroxyl group is substituted with an alkyl group, and a hydroxyalkyl group having 1 to 10 carbon atoms is more preferable, and a hydroxyalkyl group having 1 to 10 carbon atoms is more preferable.
- Specific examples include a hydroxymethyl group, a hydroxyethyl group, a hydroxypropyl group, a hydroxybutyl group, a 2-hydroxyethyl group, and the like.
- the alkoxycarbonylalkyl group is more preferably an alkoxycarbonylalkyl group having 1 to 10 carbon atoms, which is preferably an alkoxycarbonylalkyl group having 1 to 20 carbon atoms.
- Specific examples include a methoxycarbonylmethyl group, an ethoxycarbonylmethyl group, an n-propoxycarbonylmethyl group, an n_butoxycarbonylmethyl group, a methoxycarbonylethyl group, and a methoxycarbonylpropyl group.
- R R1, R2
- Each reaction is carried out without a catalyst or in the presence of a catalyst, and is not particularly limited.
- a catalyst for example, molecular sieves, benzenesulfonic acid, p-toluenesulfonic acid, and the like can be used as a dehydrating agent.
- the undercoat layer 20 can be provided as needed, and is made of a layer mainly composed of a resin or an oxide film such as alumite, and prevents unnecessary charge injection from the conductive substrate to the photosensitive layer. It is provided as needed for the purpose of covering defects on the surface of the substrate, improving the adhesion of the photosensitive layer, and the like.
- the charge generation layer can be used with a charge generation agent as a main component and a charge transport agent added thereto.
- a charge generation agent phthalocyanine pigments, azo pigments, anthantrone pigments, perylene pigments, perinone pigments, squarylium pigments, thiapyrylium pigments, quinatalidone pigments, and the like can be used, or these pigments can be used in combination .
- azo pigments include disazo pigments, trisazo pigments
- perylene pigments include N, N'-bis (3,5-dimethylphenyl) -1,3: 4,9,10-perylene bis (carboximide) and phthalocyanine-based pigments.
- Binders can be used.
- polycarbonate (PC) polycarbonate
- polyester polybutylacetal, polybutyral, polychloride butyl, polyacetate, polyethylene, polypropylene, polystyrene, acrylic resin, polyurethane, epoxy resin, melamine resin, silicone resin, Polyamide, polyacetal, polyarylate, polysulfone, methacrylic acid ester polymers, and copolymers thereof can be used in appropriate combination.
- a polycarbonate resin or a polyester resin having one or more of the following structural units (B— :! to (B-3) is suitable.
- a conductive thin film formed by the method is formed by using a known photolithographic method or a lift-off method, an electrode is formed, and a method in which a thermal thin film is formed on a metal foil such as aluminum or copper by using a resist such as ink-jet is used.
- a conductive polymer solution or dispersion liquid, or a conductive fine particle dispersion liquid may be directly patterned by ink jet, or may be formed from a coating film by lithography or laser ablation.
- a method of patterning an ink containing a conductive polymer or conductive fine particles, a conductive paste, or the like by a printing method such as letterpress, intaglio, lithographic, or screen printing can also be used.
- the transport material has the function of injecting holes from the anode, the function of injecting holes into the light emitting layer or the light emitting material, and the electron injection of excitons generated in the light emitting layer' Compounds that prevent transfer to the transport layer or the electron injecting / transporting material and have excellent thin-film forming ability are mentioned.
- phthalocyanine derivatives naphthalocyanine derivatives, porphyrin derivatives, triazonoles, imidazoles, imidazolones, imidazole thiones, pyrazolines, pyrazolones, tetrahydroimidazoles, oxazoles, oxaziazols, hydrazones, acylshydrazones, polyarylalkanes, stilbenes, butadiene , Benzidine-type triphenylamine, styrylamine-type triphenylamine, diamine-type triphenylinoleamine, and derivatives thereof, and conductive polymers such as polybutylcarbazole, polysilane, polythiophene-polyaniline, etc. What is not done.
- the hole injecting and transporting materials may be used alone or in combination.
- a more effective hole injecting and transporting material is an aromatic tertiary amine derivative or a phthalocyanine derivative.
- aromatic tertiary amine derivatives include triphenylamine, tritrinoleamine, tolyldiphenylamine, N, N'-diphenyl-1-N, N'-bis (3-methyl 1-, 1,1-biphenyl-1,4,1-diamine (TPD), 4,4'-bis [N- (1-naphthyl) -1-N-phenyl-amino] biphenyl (Hiichi NPD) ), N, N, N,, N, 1- (4-methylphenyl) 1-1,1'-phenyl-1,4,4-diamine, N, N, N , N, 1- (4-methylthiophene) 1) 1 ', 1'-biphenyl-1
- phthalocyanine (Pc) derivatives include H Pc, CuPc, CoPc, NiPc, ZnPc, PdPc,
- the electron injecting / transporting material that can be used has a function of injecting electrons from the cathode, and injects electrons into the light emitting layer or the light emitting material.
- Examples of the luminescent material or the doping material that can be used in the organic electroluminescent device of the present invention include anthracene, naphthalene, phenanthrene, pyrene, tetracene, coronene, talycene, phenolic rescein, perylene, phthalated perylene, naphthalated perylene, perinone, and phthalated perinone.
- a material having a work function of more than 4 eV is suitable, and carbon, anolemmium, vanadium, iron, cobalt, nickel, tungsten, silver, gold, Platinum, palladium and their alloys, metal oxides such as indium tin oxide (ITO) and tin oxide (NESA), and known conductive polymers such as polythiophene and polypyrrole, for example, polyethylene dioxythiophene ( For example, a complex of PEDOT) and polystyrene sulfonic acid (PSS) is used. These conductive materials may be used alone or in combination.
- the anode may have a single-layer structure or a multilayer structure.
- the sheet electric resistance of the anode is preferably set to several hundreds ⁇ / port or less, more preferably about 5 to 50 ⁇ 7.
- the cathode may have a single-layer structure or a multilayer structure.
- the sheet electric resistance of the cathode is preferably set to several hundreds ⁇ / port or less.
- the thickness of the cathode depends on the conductive material to be used, but is generally set to 5 to about OOOnm, more preferably to about 10 to 500 nm.
- the method for forming the electrodes (anode and cathode) of the organic electroluminescent device according to the present invention is not particularly limited, and a conventionally known general thin film forming method can be used. Specifically, dry film formation methods such as vacuum evaporation, sputtering, plasma, ionization evaporation, ion plating, and cluster 1 / f on-beam, and solution coating such as spin coating, dating, flow coating, casting, bar coating, and ink jetting Either method of the law can be applied.
- dry film formation methods such as vacuum evaporation, sputtering, plasma, ionization evaporation, ion plating, and cluster 1 / f on-beam
- solution coating such as spin coating, dating, flow coating, casting, bar coating, and ink jetting Either method of the law can be applied.
- the organic electroluminescent device it is desirable that at least one of the devices is sufficiently transparent in an emission wavelength region of the device in order to emit light efficiently. It is also desirable that the substrate is transparent.
- the transparent electrode is set so as to secure a predetermined light transmittance by a method such as vapor deposition or sputtering using the above conductive material. It is desirable that the electrode on the light emitting surface has a light transmittance of 50% or more, preferably 70% or more.
- the substrate is not limited as long as it has mechanical and thermal strength and is transparent, but examples thereof include a glass substrate, and transparent polymers such as polyethylene, polyethersulfone, and polypropylene. .
- the organic electroluminescent element having a multilayer structure can prevent a reduction in luminance and life due to quenching. If necessary, a combination of two or more kinds of light emitting materials, doping materials, hole injection / transport materials for carrier injection, and electron injection / transport materials can also be used.
- the hole injection 'transport layer, the light emitting layer, and the electron injection' transport layer may be formed of two or more layers, and holes or electrons are efficiently injected from the electrode and transported in the layer.
- the element structure is selected.
- each layer the hole injection / transport layer, the light-emitting layer, and the electron injection / transport layer
- the method of forming each layer (the hole injection / transport layer, the light-emitting layer, and the electron injection / transport layer) of the organic electroluminescent device according to the present invention is not particularly limited. It is possible to use a synthesis method. Specifically, dry film formation methods such as vacuum evaporation, sputtering, plasma, ionization evaporation, ion plating, cluster 1 / f on-beam, etc. ⁇ Spin coating, divebing, flow coating, cast, bar coating, inkjet, etc. Any of the solution coating methods can be applied.
- the film thickness is not particularly limited, but each layer needs to be set to an appropriate film thickness. If the film thickness is too large, a large applied voltage is required to obtain a constant light output, resulting in poor efficiency.
- the film thickness is preferably about lnm to lzm, more preferably about 10 nm to 0.2 x m.
- each layer is formed by vacuum vapor deposition, but is not limited to particular conditions of the vacuum deposition, 10 under a vacuum of about _5 Torr, 50 to 600 about a boat temperature (deposition source temperature) - 50 It is preferable to perform the deposition at a substrate temperature of about 300 ° C. and a deposition rate of about 0.005 to 50 nm / sec.
- each boat containing the compounds is co-deposited by individually controlling the temperature of the boats. Is preferred.
- an organic electroluminescent device excellent in various properties can be manufactured by continuously forming each of the hole injecting / transporting layer, the light emitting layer, and the electron injecting / transporting layer under vacuum.
- each layer is formed by a solution coating method
- a material for forming each layer or a force for dissolving the material and the binder resin in a solvent or dispersing them is used as a coating solution.
- the binder resin that can be used for each of the hole injection 'transport layer, the light emitting layer, and the electron injection' transport layer include polystyrene, polycarbonate, polyarylate, polyester, polyamide, polyimide, polyurethane, polysiloxane, polysulfone, and polymethyl.
- Examples thereof include insulating polymers such as metathalylate, polymethyl tallate, and cellulose; photoconductive polymers such as polybutyl rubazole (PVK) and polysilane; and conductive polymers such as polythiophene, polypyrrole, and polyaniline.
- the binder resin may be used alone or in combination.
- each layer is formed by a solution coating method
- a material for forming each layer or a material and a binder resin are mixed with an appropriate organic solvent (for example, hexane, octane, decane, toluene, xylene, ethylbenzene, 1-methyl).
- an appropriate organic solvent for example, hexane, octane, decane, toluene, xylene, ethylbenzene, 1-methyl.
- Hydrocarbon solvents such as naphthalene, for example, ketones such as acetone, methyl ethyl ketone, methyl isobutyl ketone and cyclohexanone
- Solvents for example, halogenated hydrocarbon solvents such as dichloromethane, chloroform, tetrachloromethane, dichloroethane, trichloroethane, tetrachloroethane, chlorobenzene, dichlorobenzene, chlorotonolene, etc., for example, ethyl acetate, butyl acetate, acetic acid
- Ester-based solvents such as amyl, for example, alcohol-based solvents such as methanolole, propanol, butanol, pentanol, hexanole, cyclohexanol, methinoreserosonoleb, etinoreserosonoleb, and ethylene glycol,
- the method for dispersing is not particularly limited, and for example, it can be dispersed in fine particles using a ball mill, a sand mill, a paint shaker, an attritor, a homogenizer, or the like.
- the concentration of the coating solution is not particularly limited, and can be set to a concentration range suitable for forming a desired thickness by a coating method to be performed. Generally, the concentration of the solution is from 0 :! to about 50% by weight, preferably about 1 to 30% by weight.
- the amount of the binder resin is not particularly limited. However, in general, when a single-layer element is formed, the total amount of each component is limited to the material forming each layer. About 5-99.9% by weight, preferably about 10-99.9% by weight, more preferably about 15-90% by weight.
- the organic electroluminescent device of the present invention can usually be used as an AC-driven device which can be used as a DC-driven device.
- the organic electroluminescent device of the present invention may be of a passive drive type such as a segment type or a simple matrix drive type, or an active drive type such as a TFT (thin film transistor) type or a MIM (metal-insulator-one-metal) type. It may be.
- the driving voltage is usually 2 to 30V.
- the organic electroluminescent device of the present invention includes a panel-type light source (for example, a backlight for a clock or a liquid crystal panel), various light-emitting devices (for example, replacement of a light-emitting device such as an LED), various display devices (for example, information It can be used for display elements (monitor, monitor for mobile phones and mobile terminals)], various signs, and various sensors.
- a panel-type light source for example, a backlight for a clock or a liquid crystal panel
- various light-emitting devices for example, replacement of a light-emitting device such as an LED
- various display devices for example, information It can be used for display elements (monitor, monitor for mobile phones and mobile terminals)], various signs, and various sensors.
- the novel compound of the general formula [1] can be used in any device configuration.
- the novel compound of the general formula [1] can be used as an electron transporting material even in an active layer or an organic n-type semiconductor layer, or in a misaligned layer. Since the electron transport material of the present invention has a function of injecting electrons from the active layer to the organic n-type semiconductor layer and a function of transporting the injected electrons and injecting them into the electrode, the organic n-type semiconductor layer has two or more layers. In this case, it can be used for any organic n-type semiconductor layer.
- Examples of the organic p-type semiconductor include compounds having a function of transporting holes from an active layer and a function of injecting holes into an electrode.
- phthalocyanine derivatives naphthalocyanine derivatives, porphyrin derivatives, triazoles, imidazoles, imidazolones, imidazolethiones, pyrazolines, pyrazolones, tetrahydroimidazoles, oxazoles, oxaziazoles, hydrazones, acilhydrazones, polyarylalkanes, stilbenes, butadiene, Benzidine-type triphenylamine, styrylamine-type triphenylamine, diamine-type triphenylamine, and derivatives thereof, and a polybutyral force.
- a conductive material such as rubazole (PVK), polysilane, polythiophene, or polyaniline.
- PVK rubazole
- Organic p-type semiconductors may be used alone or in combination.
- each boat containing the compounds is co-deposited by individually controlling the temperature of each boat. Is preferred.
- each layer is formed by a solution coating method
- a material for forming each layer or a force for dissolving the material and the binder resin in a solvent or dispersing the material is used as a coating solution.
- the binder resin that can be used for each of the organic p-type semiconductor layer, the active layer, and the organic n-type semiconductor layer include polystyrene, polycarbonate, polyarylate, polyester, polyamide, polyimide, polyurethane, polysiloxane, polysulfone, and polysulfone.
- Examples include insulating polymers such as methyl methacrylate, polymethyl acrylate, and cellulose; photoconductive polymers such as polyvinyl carbazole and polysilane; and conductive polymers such as polythiophene, polypyrrole, and polyaniline.
- the binder resin may be used alone or in combination of two or more.
- the method of dispersing is not particularly limited, but for example, the particles can be dispersed in fine particles using a ball cutter, a sand mill, a paint shaker, an attritor, a homogenizer, or the like.
- an electrode material having a small work function magnesium, calcium, tin, lead, titanium, yttrium, lithium, lithium fluoride, ruthenium, manganese, and the like and alloys thereof are used.
- alloys lithium / indium, magnesium Z silver, magnesium Z indium, lithium / aluminum, and the like can be mentioned as typical examples. The alloys are not limited to these. The ratio of the alloy is controlled by the heating temperature, atmosphere and degree of vacuum, and an appropriate ratio is selected. These electrode materials may be used alone or in combination.
- Second step Synthesis of naphthalene monoimide monohydrazone derivative (1-2)
- a reactor charged with 3.0 g of the naphthalene monoimide derivative (1-1), 2.0 g of the naphthalene monoimide monohydrazone derivative (1-2), and 50 ml of dehydrated DMI was reacted at 190 ° C. for 22 hours. After cooling, extraction was performed, and the organic layer was concentrated to obtain a solid.
- the melting point was measured to be 210.9 ° C.
- naphthalene monoimide compound (2-1) obtained above and dehydrated DMF100 ml were charged and dissolved.
- 1.65 g of hydrazine 'monohydrate was added dropwise over 2 minutes, and reacted at room temperature for 1.5 hours.
- the precipitated crystals were filtered, washed with methanol, and dried to obtain a naphthalene monoimide monohydrazone derivative (2-2). Yield: 8.27 g.
- a film was formed to a thickness of 300 nm by a sputtering method, and this was used as an insulator layer.
- the substrate thus dried was attached to a temperature-controllable substrate holder in a vacuum evaporation apparatus. Then, the mask for the organic compound layer is attached in a vacuum, and the hole transport layer (TPD) is first heated to 600 mm by the heat of the carbon crucible. A layer of aluminum alloy, Alq3) was deposited in the order of 400A, and an electron injection / transport layer (exemplified compound (8)) was deposited in the order of 200A.
- TPD hole transport layer
- a glass substrate manufactured by HOYA Co., Ltd.
- ITO 1000 A force S patterning to become a transparent electrode
- the substrate is ultrasonically cleaned in the order of acetone, deionized water, a substrate cleaning agent (Semicoclean EL grade, manufactured by Flu Chemical), deionized water, and isopropyl alcohol (IPA), then pulled up from boiling IPA and dried. did.
- UV ozone treatment was performed to remove organic contaminants on the ITO surface.
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- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Materials Engineering (AREA)
- Nanotechnology (AREA)
- Theoretical Computer Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mathematical Physics (AREA)
- Optics & Photonics (AREA)
- Electromagnetism (AREA)
- Electroluminescent Light Sources (AREA)
- Photoreceptors In Electrophotography (AREA)
- Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
- Thin Film Transistor (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
Description
Claims
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US10/594,156 US7763727B2 (en) | 2004-03-29 | 2005-03-29 | Compound and organic electronic device using the same |
| CN200580010086.5A CN1938321B (zh) | 2004-03-29 | 2005-03-29 | 新型化合物及使用该化合物的有机电子元件 |
| JP2006511588A JP4627528B2 (ja) | 2004-03-29 | 2005-03-29 | 新規化合物、および該化合物を用いた有機エレクトロニクス素子 |
| EP05727671A EP1736476A4 (en) | 2004-03-29 | 2005-03-29 | NEW CONNECTION AND ORGANIC ELECTRONIC DEVICE USING SUCH A CONNECTION |
Applications Claiming Priority (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004-094088 | 2004-03-29 | ||
| JP2004094088 | 2004-03-29 | ||
| JP2004-277461 | 2004-09-24 | ||
| JP2004277461 | 2004-09-24 | ||
| JP2004351088 | 2004-12-03 | ||
| JP2004-351088 | 2004-12-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2005092901A1 true WO2005092901A1 (ja) | 2005-10-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP2005/005979 Ceased WO2005092901A1 (ja) | 2004-03-29 | 2005-03-29 | 新規化合物、および該化合物を用いた有機エレクトロニクス素子 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US7763727B2 (ja) |
| EP (1) | EP1736476A4 (ja) |
| JP (1) | JP4627528B2 (ja) |
| KR (1) | KR100861434B1 (ja) |
| CN (1) | CN1938321B (ja) |
| WO (1) | WO2005092901A1 (ja) |
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| Publication number | Publication date |
|---|---|
| US7763727B2 (en) | 2010-07-27 |
| KR20060134167A (ko) | 2006-12-27 |
| CN1938321B (zh) | 2010-05-05 |
| EP1736476A1 (en) | 2006-12-27 |
| JP4627528B2 (ja) | 2011-02-09 |
| KR100861434B1 (ko) | 2008-10-02 |
| CN1938321A (zh) | 2007-03-28 |
| EP1736476A4 (en) | 2010-04-07 |
| US20070219375A1 (en) | 2007-09-20 |
| JPWO2005092901A1 (ja) | 2008-02-14 |
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