WO2019216552A1 - 눈부심 방지 필름 및 디스플레이 장치 - Google Patents
눈부심 방지 필름 및 디스플레이 장치 Download PDFInfo
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- WO2019216552A1 WO2019216552A1 PCT/KR2019/004093 KR2019004093W WO2019216552A1 WO 2019216552 A1 WO2019216552 A1 WO 2019216552A1 KR 2019004093 W KR2019004093 W KR 2019004093W WO 2019216552 A1 WO2019216552 A1 WO 2019216552A1
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- fine particles
- glare film
- organic fine
- organic
- hard coating
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
- G02B1/10—Optical coatings produced by application to, or surface treatment of, optical elements
- G02B1/11—Anti-reflection coatings
- G02B1/111—Anti-reflection coatings using layers comprising organic materials
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F257/00—Macromolecular compounds obtained by polymerising monomers on to polymers of aromatic monomers as defined in group C08F12/00
- C08F257/02—Macromolecular compounds obtained by polymerising monomers on to polymers of aromatic monomers as defined in group C08F12/00 on to polymers of styrene or alkyl-substituted styrenes
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F265/00—Macromolecular compounds obtained by polymerising monomers on to polymers of unsaturated monocarboxylic acids or derivatives thereof as defined in group C08F20/00
- C08F265/04—Macromolecular compounds obtained by polymerising monomers on to polymers of unsaturated monocarboxylic acids or derivatives thereof as defined in group C08F20/00 on to polymers of esters
- C08F265/06—Polymerisation of acrylate or methacrylate esters on to polymers thereof
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- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
- C09D133/04—Homopolymers or copolymers of esters
- C09D133/06—Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, the oxygen atom being present only as part of the carboxyl radical
- C09D133/08—Homopolymers or copolymers of acrylic acid esters
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- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D135/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a carboxyl radical, and containing at least another carboxyl radical in the molecule, or of salts, anhydrides, esters, amides, imides or nitriles thereof; Coating compositions based on derivatives of such polymers
- C09D135/02—Homopolymers or copolymers of esters
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D4/00—Coating compositions, e.g. paints, varnishes or lacquers, based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond ; Coating compositions, based on monomers of macromolecular compounds of groups C09D183/00 - C09D183/16
- C09D4/06—Organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond in combination with a macromolecular compound other than an unsaturated polymer of groups C09D159/00 - C09D187/00
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/006—Anti-reflective coatings
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
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- C09D7/42—Gloss-reducing agents
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
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- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/63—Additives non-macromolecular organic
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
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- C09D7/65—Additives macromolecular
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/66—Additives characterised by particle size
- C09D7/67—Particle size smaller than 100 nm
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/66—Additives characterised by particle size
- C09D7/68—Particle size between 100-1000 nm
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/66—Additives characterised by particle size
- C09D7/69—Particle size larger than 1000 nm
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/70—Additives characterised by shape, e.g. fibres, flakes or microspheres
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
- G02B1/10—Optical coatings produced by application to, or surface treatment of, optical elements
- G02B1/14—Protective coatings, e.g. hard coatings
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/02—Diffusing elements; Afocal elements
- G02B5/0205—Diffusing elements; Afocal elements characterised by the diffusing properties
- G02B5/0236—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place within the volume of the element
- G02B5/0242—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place within the volume of the element by means of dispersed particles
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/02—Diffusing elements; Afocal elements
- G02B5/0273—Diffusing elements; Afocal elements characterized by the use
- G02B5/0294—Diffusing elements; Afocal elements characterized by the use adapted to provide an additional optical effect, e.g. anti-reflection or filter
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/20—Filters
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F222/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a carboxyl radical and containing at least one other carboxyl radical in the molecule; Salts, anhydrides, esters, amides, imides, or nitriles thereof
- C08F222/10—Esters
- C08F222/1006—Esters of polyhydric alcohols or polyhydric phenols
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- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F2201/00—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00
- G02F2201/38—Anti-reflection arrangements
Definitions
- the present invention relates to an anti-glare film and a display device. [Technique to become background of invention]
- Flat panel displays such as LCDs, P, 0LEDs, and rear-projection TVs
- FPDs Flat panel displays
- LCDs LCDs
- P, 0LEDs 0LEDs
- rear-projection TVs may cause fatigue to the user's eyes due to surface reflection when exposed to external light such as natural light. It can cause headaches, and the image created inside the display is not recognized as a clear image.
- anti-glare film is used to induce scattering of external light from the surface by forming irregularities on the surface of the display or to induce internal scattering using a refractive index between the resin and the fine particles forming the coating film. lm).
- the anti-glare film applied to the surface of the display device and the like for such a purpose requires not only an anti-glare effect, but also high definition and high contrast ratio.
- the higher the haze value the greater the diffusion of external light, and the effect of preventing glare.
- the contrast rat io falls due to image distortion due to surface scattering and whitening due to internal scattering. appear.
- the anti-glare characteristic is inferior, and in the case of increasing the anti-glare characteristic, there is a problem that the image sharpness and the contrast ratio are inferior, and how to control such characteristics is in the manufacture of the anti-glare film for high resolution display. Therefore, it can be called an important technology.
- the present invention is to provide an anti-glare film that exhibits a high contrast ratio and excellent image clarity and can prevent sparking defects.
- the present invention is to provide a display device including the anti-glare film and exhibits a high contrast ratio and excellent image sharpness while preventing sparking defects.
- a light transmissive substrate In the present specification, a light transmissive substrate; And a hard coating comprising a binder resin and organic fine particles and inorganic fine particles dispersed in the binder resin, wherein the ratio of two or more organic fine particles aggregated to each other among all the organic fine particles is 5% or less, and to external haze.
- An anti-glare film may be provided, wherein the ratio of internal haze is 2.5 or less.
- a display device including the anti-glare film is provided.
- (meth) acrylate is [(Meth) acrylate] is meant to include both acrylate (acryl ate) and methacrylate (Methacryl ate).
- the photocurable resin generally refers to the polymer resin superposed
- a light transmissive substrate and a hard coating layer comprising binder particles and organic fine particles and inorganic fine particles dispersed in the binder resin, wherein the ratio of two or more organic fine particles aggregated to each other among all the organic fine particles is 5% or less, and the internal to external haze.
- An anti-glare film may be provided, wherein the ratio of haze is 2.5 or less.
- an anti-glare coating layer is formed to reduce surface reflection and increase the visibility of an image, and surface irregularities are formed by aggregation of organic or inorganic particles included in the anti-glare coating layer to induce diffused reflection of light. do.
- a defect which is referred to as a sparking defect or a sparkling defect.
- the present inventors induce light scattering effect through the organic fine particles and the inorganic fine particles included in the hard coating layer, while allowing the organic fine particles to be more uniformly distributed in the hard coating layer, while exhibiting high contrast ratio and excellent image sharpness,
- the anti-glare film which can prevent sparking) defects was manufactured.
- the ratio of two or more organic fine particles aggregated together among the whole organic fine particles included in the hard coating layer may be 5% or less.
- the term 'agglomeration' includes all cases in which the two or more organic fine particles are in contact with each other, or portions of the particles overlap.
- the two or more organic fine particles aggregate when the two or more organic fine particles aggregate, at least two organic fine particles in one group consisting of the two or more organic fine particles that aggregate together are positioned at different distances from one side of the hard coating layer. can do.
- two organic fine particles adjacent to each other among the two or more organic fine particles condensing with each other are located at different distances from one side of the hard coating layer, such as the thickness of the hard coating layer to control the proportion of two or more organic particulates present while agglomerating at different positions in the direction to 5% or less, or 4.5% or less, or 4% or less, or 3.5% or less to prevent the occurrence of sparking defects.
- the image sharpness can be greatly improved.
- the two organic fine particles 1 adjacent to each other among the two or more organic fine particles condensing with each other refer to two organic fine particles which aggregate or directly adjoin one group of the two or more organic fine particles condensing with each other.
- the distance from one surface of the hard coating layer to the organic fine particles means a minimum distance from one surface of the hard coating layer to a point outside of the organic fine particles, for example, the minimum distance from one surface of the hard coating layer to the surface of the organic fine particles.
- Whether the organic fine particles are aggregated or whether two adjacent organic fine particles are positioned at different distances from one surface of the hard coating layer may be visually confirmed by the anti-glare film or by using an optical device.
- two organic fine particles adjacent to each other among the two or more organic fine particles condensing with each other on each optical microscope at different positions with respect to the thickness direction with respect to one surface of the hard coating layer. Can have focus. That is, the aggregated with each other
- the focal point where each of the two organic particulates neighboring each other is identified, i.e., the location where the individual organic particulates are present, can be identified.
- two of the two or more organic fine particles which agglomerate with each other may be located adjacent to each other at different distances from one side of the mall hard coating layer, for example, the two or more organic fine particles which aggregate with each other.
- Two organic fine particles adjacent to each other are 0.01, or more, or 0.2_ unknown, or 0.5_ or more, or 1 / pay phase from one surface of the hard coat layer, or It can be located with the difference of the above distance.
- the higher the haze value the greater the degree of diffusion of external light, which is excellent in preventing glare, while the distortion of the image due to surface scattering and The contrast ratio drops due to whitening caused by internal scattering.
- the anti-glare film of the embodiment may exhibit high contrast ratio and excellent image sharpness while having a low haze value, and also prevent sparking defects.
- the ratio of the internal haze to the external haze of the anti-glare film may be 2.5 or less, or 0.5 to 2, or 0.8 to 1.8.
- the ratio of the internal haze to the external haze of the anti-glare film is a difference in refractive index between the binder resin and the organic fine particles or the inorganic fine particles contained in the hard coating layer, the volume fraction of the organic fine particles or the inorganic fine particles in the hard coating layer, the organic fine particles or It may be due to the agglomerated form and agglomeration size of the inorganic fine particles or two or more kinds of fine particles.
- the anti-glare film As the ratio of the internal haze to the external haze of the anti-glare film is 2.5 or less, or 0.5 to 2, or 0, 8 to 1.8, the anti-glare film is excellent in sharpness of the image to implement a high contrast ratio, a clear image It is possible to implement a non-high haze and uniform distribution of particles to prevent sparking defects.
- the ratio of the internal haze to the external haze of the anti-glare film is too low, the reflection of the external sunlight is insufficient, the visibility of the image may be lowered and the image may not be visible.
- the ratio of the internal haze to the external haze of the anti-glare film is too high, the scattering of the light to implement the image is increased, the image may not be clearly visible.
- the anti-glare film of the embodiment may have an external haze of 2% to 20%, or 3% to 15% in a range satisfying the ratio of the internal haze to the external haze described above, 3% to 30% Or, or have an internal haze value of 5% to 20%.
- the anti-glare film may be provided by allowing the organic fine particles to be more uniformly dispersed and distributed during manufacture of the hard coat layer. For example, using a predetermined mixed solvent, the binder of the hard coating layer 2019/216552 1 »(: 1 ⁇ 1 ⁇ 2019/004093
- the hard coating layer and the anti-glare film may be provided by using a coating composition formed by mixing a monomer, organic fine particles, and inorganic fine particles to form a resin under a predetermined stirring condition.
- the specific combination of the organic solvent used for providing the mall hard coating layer and the anti-glare film is not limited, it may be used by mixing a ketone solvent and an acetate solvent, for example, 6: 1 to 1: 1, or 4: It can be mixed in a weight ratio of 1 to 1.5: 1.
- the acetate may be methyl acetate, ethyl acetate, isopropyl acetate, butyl acetate, or cellosolve acetate
- the ketones may be methyl ethyl ketone, methyl isobutyl ketone ( ⁇ , acetylacetone, or acetone)
- ⁇ acetylacetone
- additional solvents may be used, for example, lower alcohols having 1 to 6 carbon atoms, cellosolves, dimethyl formamide, tetrahydrofuran, propylene glycol monomethyl ether, toluene and gyro
- the lower alcohols may be exemplified by methanol, ethanol, isopropyl alcohol, butyl alcohol, isobutyl alcohol, or diacetone alcohol.
- the hard coating layer may have an appropriate thickness according to the specific use of the anti-glare film, for example, may have a thickness of 1 to 10, or 2 / L to 8 ⁇ 1. Specifically, when the anti-glare film is used for the use in the outermost surface of the notebook, outdoor display board, IV display device, the hard coating layer may have a thickness of 3 to 8 / L.
- organic fine particles may have a refractive index of 1.500 to 1.600 based on a wavelength of 550 ä.
- organic fine particles are not limited, for example Polystyrene, Polymethylmethacrylate, Polymethylacrylate, Puliacrylate, Polyacrylate- C0-styrene, Polymethylacrylate- C0- Styrene, Polymethylmethacrylate- C0-Stin, Polycarbonate, Poly Vinyl chloride, polybutylene terephthalate, polyethylene terephthalate, polyamide, polyimide, polysulfone, polyphenylene oxide, polyacetal, epoxy resin, phenol resin, silicone resin, melamine resin, benzoguamine, Single or one or more copolymers thereof selected from polydivinylbenzene, polydivinylbenzene-C0-styrene, polydivinylbenzene-C0-acrylate, polydiallylphthalate, and triallyl isocyanurate polymer ) Can be used.
- Polystyrene Polymethylmethacrylate, Polymethylacrylate, Puliacrylate, Polyacrylate- C0-styrene, Poly
- the inorganic fine particles may be inorganic fine particles consisting of silicon oxide, titanium dioxide, indium oxide, tin oxide, zirconium oxide, and zinc oxide.
- the organic or inorganic fine particles have a particle diameter of 1 to 10 m, preferably 1 to 8 m, more preferably organic particles having a diameter of 0.5_ to 6 And the inorganic fine particles may be particles having a diameter of 0.01_5 m.
- the particle diameter of the organic or inorganic fine particles may be 1 m or more in terms of optimizing the light scattering effect, and may be 10 m or less in terms of haze or coating thickness. For example, if the diameter of the organic or inorganic fine particles is excessively larger than 10, the coating thickness must be increased to meet the proper haze, and this may cause a problem that the crack resistance of the film is lowered.
- the diameter of the organic fine particles is also in a predetermined range, and specifically, the organic fine particles are 0.5_ to It may have a diameter of _.
- the hard coating layer may include 5 to 25 parts by weight of the organic fine particles relative to 100 parts by weight of the binder resin.
- the hard coating layer is 2019/216552 1 »(: 1 ⁇ 1 ⁇ 2019/004093
- It may include 3 to 40 parts by weight of the organic fine particles and inorganic fine particles relative to 100 parts by weight of the binder resin.
- the hard coating layer is 3 to 40 parts by weight of the organic fine particles and inorganic fine particles relative to 100 parts by weight of the binder resin. Or, it may be included in 5 to 30 parts by weight. In this case, the hard coating layer may include 5 to 25 parts by weight, or 7 to 20 parts by weight of the organic fine particles relative to 100 parts by weight of the binder resin.
- the haze value due to internal scattering may not be sufficiently implemented, if the content of the organic miracle and inorganic fine particles in the hard coating layer is too high the hard coating layer To increase the viscosity of the coating composition to form a poor coating property, the haze value due to internal scattering is too large can be reduced contrast ratio.
- the hard coating layer may include 5 to 25 parts by weight, or 7 to 20 parts by weight of the organic fine particles with respect to 100 parts by weight of the binder resin, if the content of the organic particles is too low haze value due to internal scattering is sufficiently Since the image is not implemented, image formation may increase, and if the content of the organic fine particles is too high, the haze value is too high, and the image sharpness is lowered or the contrast ratio is low . Can be degraded.
- the binder resin may include a polymer or copolymer of a vinyl monomer or a (meth) acrylate monomer.
- the vinyl monomer or the (meth) acrylate monomer may include a monomer or oligomer containing one or more (meth) acrylates or vinyl groups, or two or more.
- the monomer or oligomer containing the (meth) acrylate include pentaerythritol tri (meth) acrylate, pentaerythritol tetra (meth) acrylate, dipentaerythritol penta (meth) acrylate, and dipentaerythritol core yarn (meth).
- the molecular weight of the oligomer is preferably 1,000 to 10, 000.
- the monomer or oligomer containing the vinyl group include divinylbenzene, styrene or paramethylstyrene.
- the polymer or copolymer included in the binder resin is a reactive acrylate oligomer group consisting of a urethane acrylate oligomer, epoxy acrylate oligomer, polyester acrylate, and polyether acrylate; And dipentaerythritol nucliacrylate, dipentaerythritol hydroxy pentaacrylate, pentaerythritol tetraacrylate, pentaerythritol triacrylate, trimethylene propyl triacrylate, propoxated glycerol triacrylate, trimethylpropane ethoxy tri At least one member selected from the group of polyfunctional acrylate monomers consisting of acrylate, 1,6-nucleic acid diol diacrylate, propoxylated glycerol triacrylate, tripropylene glycol diacrylate, and ethylene glycol diacrylate It may further comprise a moiety derived from a monomer.
- a method and apparatus commonly used to apply the photopolymerizable coating composition can be used without particular limitation, for example, bar coating method such as Meyer bar, gravure coating method 2 roll reverse coating method, vacuum slot die coating method and 2 roll coating method can be used. 2019/216552 1 »(: 1 ⁇ 1 ⁇ 2019/004093
- ultraviolet rays or visible rays having a wavelength of 200 to 400 ⁇ may be irradiated, and the exposure dose is preferably 100 to 4,000 1/011 2 .
- Exposure time is not specifically limited, either, It can change suitably according to the wavelength of an exposure apparatus, irradiation light used, or exposure amount.
- nitrogen purging may be performed to apply nitrogen atmospheric conditions.
- the light transmissive substrate may be a transparent film having a light transmittance of 90% or more and a haze of 1% or less.
- the material of the substrate may be triacetyl cellulose, cycloolefin polymer, poly (meth) acrylate, polycarbonate, polyethylene terephthalate and the like.
- the thickness of the base film may be 10 to 300_ in consideration of productivity, but is not limited thereto.
- the retardation ratio in the thickness direction measured at wavelengths 400ä to 800ä of the light-transmitting substrate is 3,000 1ä or more, or
- 5,000 or more, or 5,000 to 20,000 to 1 may be.
- Such a light transmissive substrate include a uniaxially stretched polyethylene terephthalate film or a biaxially stretched polyethylene terephthalate film.
- the anti-glare film includes a light-transmissive substrate having a retardation ratio in the thickness direction measured at the wavelengths 40011111 to 80011111 of 3,000 or more, or 5,000 or more, or 5,000 1ä to 20,000 1®, 1000 to 3000ä!
- the rainbow phenomenon due to the interference of visible light can be alleviated.
- Retardation 1 ⁇ ) in the thickness direction can be confirmed through a commonly known measuring method and measuring apparatus.
- retardation Product name
- Exoscan can ( 0 311 ) etc. are mentioned.
- the refractive index (589ä) value was input to the malleable measuring apparatus about the said transparent base film.
- the temperature: 25 ° C., humidity: 40% conditions using the light of the wavelength 590nm, instantaneous retardation of the thickness direction of the light-transmitting base film, and the obtained retardation measurement value of the measured thickness direction (of the measuring device Based on the automatic measurement (measured value by automatic calculation), it can obtain
- the size of the light-transmitting substrate of the measurement sample is not particularly limited because it is larger than the photometric portion (diameter: about lcm) of the stage of the measuring instrument.
- the value of the "refractive index (589 nm) of the said light-transmissive base material" used for the measurement of retardation (Rth) of the thickness direction is a resin film of the same kind as the light-transmissive base material which forms the film used as the measurement object of retardation.
- a measuring apparatus As a refractive index measuring apparatus (trade name "NAR-1T SOLID” manufactured by Atago Co., Ltd.), using a light source of 589 nm, and a temperature condition of 23 ° C, the in-plane direction of the measurement sample (perpendicular to the thickness direction). It can be obtained by measuring the refractive index of the 589 nm light of the phosphorus direction).
- a display device including the anti-glare film may be provided.
- the display device not necessarily to be “specific example of the display device only, for example, it is such as a liquid crystal display device (Liquid Crystal Di splay]), the plasma display device, an organic light emitting diode device (Organic Light Emi tt ing Diodes) device. .
- a liquid crystal display device Liquid Crystal Di splay
- the plasma display device an organic light emitting diode device (Organic Light Emi tt ing Diodes) device. .
- the anti-glare film may be provided on the outermost surface of the observer side or the backlight side of the display panel.
- the display device may be a display device for a notebook, a display device for a TV, a large-area display device for advertising
- the anti-glare film may be a display device for a notebook, a display device for a TV, It may be located on the outermost surface of the large-area display device for advertising.
- the anti-glare film and the anti-glare film that can prevent sparking defects while showing a high contrast ratio and excellent image sharpness, and the sparkling defect is prevented while showing a high contrast ratio and excellent image sharpness A display device may be provided.
- FIG. 1 is a photograph showing a plane microscope image of the hard coat layer obtained in Example 1.
- Figure 2 shows a photograph confirming the plane of the hard coat layer obtained in Comparative Example 3 by an optical microscope.
- the hard coating composition thus obtained was coated with # 10 mayer bar on the substrate of Table 2 below and dried at 90 ° C. for 1 minute.
- the dried material was irradiated with ultraviolet light of 150 mJ / cuf to form a hard coating layer to prepare an anti-glare film.
- Table 1 (Contents: for)
- MIBK Methyl Isobutyl Ketone
- n-BA normal butyl acetate
- initiator for photocuring (Irgacure 184, manufactured by BASF)
- T270 Leveling additive with 100% solids content (Tego-Glide 270, manufactured by Tego Evonik)
- F477 Florin-based leveling additive with 100% solids (F477, manufactured by DIC .Chemical)
- 112BQ (XX-112BQ, manufactured by Seki sui Plast i C): Polystyrene-Polymethylmethacrylate crosslinked copolymer fine particles having a refractive index of 1.595 and an average particle diameter of 2 / an [Table 2]
- the transmission image was taken with an optical microscope (01 ⁇ 1) 113 company 6X51 optical microscope) to determine the ratio of the organic fine particles aggregated together. Specifically, the film was placed with the hard coating layer facing the objective lens, and the transmission image was observed by setting the alternative lens 10 times, the objective lens 10 times or 20 times.
- the focus was focused on the cross section of the particle located at the bottom, it was confirmed that the overlap of the particles located at the top.
- the overlapping part of the two particles should not be confirmed.
- the two particles overlap in the thickness direction the particles in focus below are not seen as a clear spherical shape, but partly obscured by the particles above.
- the external haze was calculated as the average value of the calculated values of the difference between the total haze and the internal haze.
- a 10 cm x 10 cm specimen was prepared from the anti-glare film obtained in each of the Examples and Comparative Examples, and a black film (UTS-30BAF film, Ni tto Co., Ltd.) was attached to the opposite side of the hard coating layer by using a lamination process. After the three-wavelength lamp light is reflected on the hard-coated surface of the film, it was confirmed whether the rainbow of the reflected image.
- a black film UTS-30BAF film, Ni tto Co., Ltd.
- Kang Rainbow is strongly recognized, colors forming rainbow such as red-green, orange-blue, etc. are complementary colors or average wavelength difference is over 100
- the sample is placed on the 150PPI panel with the hard coating side facing up. At this time, you may apply a tape to a slope so that a film may not float. Then drive the panel to see a white screen and then sample It was confirmed whether sparkling occurred in an area within 10 cm x 10 cm.
- the image sharpness was measured by using ICM-1T of Suga Test Instrument Co., Ltd ..
- the image sharpness is measured by the slit width 0. 125_, 0.5mm, 1mm, 2mm and displayed as a total.
- the anti-glare film of the embodiment in which the ratio of the aggregated organic fine particles in the total of the organic fine particles is 5% or less, and the internal haze to the external haze is 2.5 or less does not occur rainbow phenomenon and sparkling phenomenon It has been confirmed that excellent commercial sharpness can be achieved.
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Abstract
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Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US16/975,964 US20200400860A1 (en) | 2018-05-11 | 2019-04-05 | Anti-glare film and display apparatus |
| JP2020542401A JP7134549B2 (ja) | 2018-05-11 | 2019-04-05 | 防眩フィルムおよびディスプレイ装置 |
| CN201980012780.2A CN111712737B (zh) | 2018-05-11 | 2019-04-05 | 防眩光膜和显示装置 |
| EP19800681.9A EP3734332B1 (en) | 2018-05-11 | 2019-04-05 | Anti-glare film and display apparatus |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2018-0054363 | 2018-05-11 | ||
| KR1020180054363A KR102313377B1 (ko) | 2018-05-11 | 2018-05-11 | 눈부심 방지 필름 및 디스플레이 장치 |
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| Publication Number | Publication Date |
|---|---|
| WO2019216552A1 true WO2019216552A1 (ko) | 2019-11-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| PCT/KR2019/004093 Ceased WO2019216552A1 (ko) | 2018-05-11 | 2019-04-05 | 눈부심 방지 필름 및 디스플레이 장치 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US20200400860A1 (ko) |
| EP (1) | EP3734332B1 (ko) |
| JP (1) | JP7134549B2 (ko) |
| KR (1) | KR102313377B1 (ko) |
| CN (1) | CN111712737B (ko) |
| TW (1) | TWI767118B (ko) |
| WO (1) | WO2019216552A1 (ko) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113631962A (zh) * | 2019-11-26 | 2021-11-09 | 株式会社Lg化学 | 防眩膜、偏光板和显示装置 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US12468072B2 (en) | 2020-03-05 | 2025-11-11 | Xinmei Fontana Holding (Hong Kong) Limited | Optical film and micro LED display comprising thereof |
| KR102760408B1 (ko) * | 2020-04-24 | 2025-02-03 | 신메이 폰타나 홀딩(홍콩) 리미티드 | 눈부심 방지 필름, 편광판 및 디스플레이 장치 |
| JP7546687B2 (ja) * | 2020-10-12 | 2024-09-06 | エルジー・ケム・リミテッド | 防眩フィルム積層体、偏光板、およびディスプレイ装置 |
| KR102796052B1 (ko) * | 2020-10-12 | 2025-04-16 | 신메이 폰타나 홀딩(홍콩) 리미티드 | 방현 필름 적층체, 편광판, 및 디스플레이 장치 |
| US20240411055A1 (en) * | 2021-10-28 | 2024-12-12 | Dai Nippon Printing Co., Ltd. | Anti-glare film, and polarizing plate, surface plate, image display panel, and image display device that use same |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007017842A (ja) * | 2005-07-11 | 2007-01-25 | Kyocera Mita Corp | 画像形成装置およびこれに用いる正帯電性二成分現像剤 |
| US20080286527A1 (en) * | 2007-02-21 | 2008-11-20 | Sony Corporation | Anti-glare film, method of manufacturing the same, and display device |
| JP2015206837A (ja) * | 2014-04-17 | 2015-11-19 | 大日本印刷株式会社 | 防眩フィルム、偏光板、液晶パネルおよび画像表示装置 |
| KR20170082922A (ko) * | 2016-01-07 | 2017-07-17 | 주식회사 엘지화학 | 눈부심 방지용 수지 조성물 및 이를 이용한 눈부심 방지 필름 |
| KR20170106903A (ko) * | 2016-03-14 | 2017-09-22 | 주식회사 엘지화학 | 반사 방지 필름 및 디스플레이 장치 |
Family Cites Families (31)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001100004A (ja) * | 1999-09-29 | 2001-04-13 | Fuji Photo Film Co Ltd | 防眩性反射防止フィルムおよび画像表示装置 |
| WO2006009293A1 (ja) * | 2004-07-22 | 2006-01-26 | Teijin Limited | スクリーン |
| TWI406770B (zh) * | 2005-02-21 | 2013-09-01 | Dainippon Printing Co Ltd | Anti-glare optical laminate |
| US20080137206A1 (en) * | 2005-02-22 | 2008-06-12 | Fujifilm Corporation | Film, Manufacturing Method Thereof, Polarization Plate Using the Film, and Liquid Crystal, and Display Device Using the Polarizing Plate |
| JP2006343630A (ja) * | 2005-06-10 | 2006-12-21 | Toyo Ink Mfg Co Ltd | 防眩フィルム |
| JP2007219088A (ja) * | 2006-02-15 | 2007-08-30 | Fujifilm Corp | 反射防止フィルムおよびそれを用いた偏光板ならびに画像表示装置 |
| JP2008040063A (ja) * | 2006-08-04 | 2008-02-21 | Toppan Printing Co Ltd | 防眩性光拡散部材 |
| JP2008299007A (ja) * | 2007-05-30 | 2008-12-11 | Nippon Paper Chemicals Co Ltd | 防眩ハードコートフィルム、及びそれを用いた偏光板並びに表示装置 |
| JP2010102072A (ja) * | 2008-10-23 | 2010-05-06 | Sumitomo Chemical Co Ltd | 防眩フィルム、防眩性偏光板および画像表示装置 |
| JP2010102186A (ja) * | 2008-10-24 | 2010-05-06 | Sumitomo Chemical Co Ltd | 防眩フィルム、防眩性偏光板および画像表示装置 |
| JP5531426B2 (ja) * | 2009-03-16 | 2014-06-25 | 凸版印刷株式会社 | 防眩フィルム |
| JP4966395B2 (ja) * | 2010-04-14 | 2012-07-04 | 大日本印刷株式会社 | 動画像と静止画像との混用に適した液晶表示装置の黒彩感及び画像の切れの改善方法 |
| TWI432794B (zh) * | 2010-07-05 | 2014-04-01 | Univ Nat Yunlin Sci & Tech | Anti - glare film with different internal and external haze and its making method |
| KR20120024211A (ko) * | 2010-09-06 | 2012-03-14 | 동우 화인켐 주식회사 | 방현 필름, 이를 구비한 편광판 및 표시 장치 |
| JP5309111B2 (ja) * | 2010-10-29 | 2013-10-09 | 富士フイルム株式会社 | 光拡散フィルム、偏光板、画像表示装置、及び光拡散フィルムの製造方法 |
| EP2735893A4 (en) * | 2011-07-18 | 2015-03-18 | Lg Chemical Ltd | ANTIREFLECTION FILM HAVING HIGH CONTRAST RATIO AND METHOD OF MANUFACTURING THE SAME |
| WO2013035656A1 (ja) * | 2011-09-05 | 2013-03-14 | 大日本印刷株式会社 | 画像表示装置用防眩シートとその製造方法、及び、これを用いた動画像と静止画像との共用に適した画像表示装置の黒彩感及び画像の切れの改善方法 |
| US9507057B2 (en) * | 2011-10-12 | 2016-11-29 | Dai Nippon Printing Co., Ltd. | Anti-glare sheet for image display device |
| JP6141592B2 (ja) * | 2011-11-16 | 2017-06-07 | 富士フイルム株式会社 | 光学フィルム、偏光板、画像表示装置、及び光学フィルムの製造方法 |
| KR20190084130A (ko) * | 2011-12-26 | 2019-07-15 | 다이니폰 인사츠 가부시키가이샤 | 방현성 필름, 편광판 및 화상 표시 장치 |
| JP6107184B2 (ja) * | 2013-02-04 | 2017-04-05 | 大日本印刷株式会社 | 防眩フィルム、偏光板、液晶パネルおよび画像表示装置 |
| JP2013178533A (ja) * | 2013-04-05 | 2013-09-09 | Nitto Denko Corp | 防眩性ハードコートフィルム、それを用いた偏光板および画像表示装置、ならびに防眩性ハードコートフィルムの製造方法 |
| JP6565094B2 (ja) * | 2014-03-11 | 2019-08-28 | 大日本印刷株式会社 | タッチパネル、表示装置及び光学シート、並びに光学シートの選別方法及び光学シートの製造方法 |
| KR102262757B1 (ko) * | 2014-03-11 | 2021-06-09 | 다이니폰 인사츠 가부시키가이샤 | 터치 패널, 표시 장치 및 광학 시트, 광학 시트의 선별 방법 및 광학 시트의 제조 방법 |
| TWI628457B (zh) * | 2014-04-17 | 2018-07-01 | 日商大日本印刷股份有限公司 | 防眩膜、偏光板、液晶面板以及影像顯示裝置 |
| KR20160095869A (ko) * | 2015-02-04 | 2016-08-12 | 동우 화인켐 주식회사 | 방현 필름 |
| WO2017141903A1 (ja) * | 2016-02-16 | 2017-08-24 | 株式会社トッパンTomoegawaオプティカルフィルム | 光学積層体、偏光板及び表示装置 |
| KR101951864B1 (ko) * | 2016-03-14 | 2019-02-25 | 주식회사 엘지화학 | 반사 방지 필름 및 디스플레이 장치 |
| KR101694258B1 (ko) * | 2016-06-20 | 2017-01-09 | 에스케이씨 주식회사 | 편광자 보호 필름, 이를 포함하는 편광판, 및 이를 구비한 표시 장치 |
| KR102593914B1 (ko) * | 2017-09-29 | 2023-10-26 | 다이니폰 인사츠 가부시키가이샤 | 방현 필름 및 그것을 사용한 표시 장치 |
| TWI765177B (zh) * | 2018-09-21 | 2022-05-21 | 南韓商Lg化學股份有限公司 | 防眩膜、偏光板及顯示裝置 |
-
2018
- 2018-05-11 KR KR1020180054363A patent/KR102313377B1/ko active Active
-
2019
- 2019-04-05 WO PCT/KR2019/004093 patent/WO2019216552A1/ko not_active Ceased
- 2019-04-05 JP JP2020542401A patent/JP7134549B2/ja active Active
- 2019-04-05 EP EP19800681.9A patent/EP3734332B1/en active Active
- 2019-04-05 US US16/975,964 patent/US20200400860A1/en active Pending
- 2019-04-05 CN CN201980012780.2A patent/CN111712737B/zh active Active
- 2019-04-24 TW TW108114275A patent/TWI767118B/zh active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007017842A (ja) * | 2005-07-11 | 2007-01-25 | Kyocera Mita Corp | 画像形成装置およびこれに用いる正帯電性二成分現像剤 |
| US20080286527A1 (en) * | 2007-02-21 | 2008-11-20 | Sony Corporation | Anti-glare film, method of manufacturing the same, and display device |
| JP2015206837A (ja) * | 2014-04-17 | 2015-11-19 | 大日本印刷株式会社 | 防眩フィルム、偏光板、液晶パネルおよび画像表示装置 |
| KR20170082922A (ko) * | 2016-01-07 | 2017-07-17 | 주식회사 엘지화학 | 눈부심 방지용 수지 조성물 및 이를 이용한 눈부심 방지 필름 |
| KR20170106903A (ko) * | 2016-03-14 | 2017-09-22 | 주식회사 엘지화학 | 반사 방지 필름 및 디스플레이 장치 |
Non-Patent Citations (1)
| Title |
|---|
| See also references of EP3734332A4 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113631962A (zh) * | 2019-11-26 | 2021-11-09 | 株式会社Lg化学 | 防眩膜、偏光板和显示装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| KR102313377B1 (ko) | 2021-10-14 |
| EP3734332A4 (en) | 2021-02-17 |
| CN111712737A (zh) | 2020-09-25 |
| JP7134549B2 (ja) | 2022-09-12 |
| EP3734332B1 (en) | 2025-05-21 |
| JP2021513109A (ja) | 2021-05-20 |
| EP3734332A1 (en) | 2020-11-04 |
| TWI767118B (zh) | 2022-06-11 |
| KR20190129553A (ko) | 2019-11-20 |
| CN111712737B (zh) | 2022-07-05 |
| US20200400860A1 (en) | 2020-12-24 |
| TW201947260A (zh) | 2019-12-16 |
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