WO2014073788A1 - 저굴절층 코팅용 조성물 및 이를 포함하는 투명 도전성 필름 - Google Patents
저굴절층 코팅용 조성물 및 이를 포함하는 투명 도전성 필름 Download PDFInfo
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- WO2014073788A1 WO2014073788A1 PCT/KR2013/008718 KR2013008718W WO2014073788A1 WO 2014073788 A1 WO2014073788 A1 WO 2014073788A1 KR 2013008718 W KR2013008718 W KR 2013008718W WO 2014073788 A1 WO2014073788 A1 WO 2014073788A1
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
- C08J7/04—Coating
- C08J7/043—Improving the adhesiveness of the coatings per se, e.g. forming primers
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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
- C09D183/00—Coating compositions based on macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon, with or without sulfur, nitrogen, oxygen, or carbon only; Coating compositions based on derivatives of such polymers
- C09D183/02—Polysilicates
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
- C08J7/04—Coating
- C08J7/0427—Coating with only one layer of a composition containing a polymer binder
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
- C08J7/04—Coating
- C08J7/044—Forming conductive coatings; Forming coatings having anti-static properties
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
- C08J7/04—Coating
- C08J7/046—Forming abrasion-resistant coatings; Forming surface-hardening 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
- C09D183/00—Coating compositions based on macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon, with or without sulfur, nitrogen, oxygen, or carbon only; Coating compositions based on derivatives of such polymers
- C09D183/04—Polysiloxanes
- C09D183/06—Polysiloxanes containing silicon bound to oxygen-containing groups
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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
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/24—Electrically-conducting paints
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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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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/40—Properties of the layers or laminate having particular optical properties
- B32B2307/412—Transparent
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2300/00—Characterised by the use of unspecified polymers
- C08J2300/22—Thermoplastic resins
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2367/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
- C08J2367/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2433/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Derivatives of such polymers
- C08J2433/04—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Derivatives of such polymers esters
- C08J2433/06—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Derivatives of such polymers esters of esters containing only carbon, hydrogen, and oxygen, the oxygen atom being present only as part of the carboxyl radical
- C08J2433/08—Homopolymers or copolymers of acrylic acid esters
Definitions
- the touch panel includes an optical method, an ultrasonic method, a capacitive method, a resistive film method, and the like according to the method of position detection.
- the resistive touch panel has a structure in which a transparent conductive film and glass with a transparent conductor layer are disposed to face each other through a spacer, and a current is passed through the transparent conductive film to measure the voltage in the glass with the transparent conductor layer. It is.
- the capacitive touch panel has a basic structure having a transparent conductive layer on a base material, is characterized by no moving parts, and has high durability and high transmittance, and thus has been applied in automotive applications.
- the capacitive transparent conductive film applied to the touch panel includes a conductive layer, and the conductive layer undergoes a patterning process.
- a method of coating the photoresist on the transparent conductive layer and etching the conductive layer through a developing process is used.
- the method of the present invention relates to a transparent conductive film for securing production speed and production efficiency during the patterning process. Research is ongoing.
- One embodiment of the present invention provides a coating composition for low refractive index comprising a siloxane compound and a photoacid generator.
- Another embodiment of the present invention provides a transparent conductive film including a low refractive layer formed of the low refractive index coating composition.
- composition for coating a low refractive index layer comprising a siloxane compound and a photoacid generator.
- the siloxane compound may comprise a siloxane polymer formed from formula (1).
- R 1 is an alkyl group having 1 to 18 carbon atoms, a vinyl group, an allyl group, an epoxy group or an acryl group
- R 2 is an alkyl group having 1 to 6 carbon atoms or an acetoxy group
- n is an integer of 0 ⁇ n ⁇ 4.
- the molecular weight of the siloxane polymer may be about 500 to about 50,000.
- the siloxane compound may comprise from about 5% to about 100% by weight relative to 100% by weight in total.
- the siloxane compound may be formed by a sol-gel reaction.
- the photoacid generator may be active in UV light irradiation having a wavelength of about 300 nm to about 400 nm.
- the photoacid generator may be any one selected from among an ionic photoacid generator, a nonionic photoacid generator, and a polymer-based photoacid generator.
- the photoacid generator may include about 1% to about 30% by weight based on 100% by weight of the total.
- it provides a transparent conductive film comprising a low refractive index layer formed using the composition for coating the low refractive index layer.
- the transparent conductive film may have a laminated structure of a transparent substrate, the high refractive layer, the low refractive layer and the conductive layer.
- the refractive index of the low refractive layer may be about 1.4 to about 1.5.
- the low refractive layer may have a thickness of about 5 nm to about 100 nm.
- the high refractive index layer may have a thickness of about 20 nm to about 150 nm.
- the transparent substrate is polyethylene terephthalate (PET), polyethylene naphthalate (PEN), polyethersulfone (PES), polycarbonate (PC), polypropylene (PP), polyvinyl chloride (PVC), polyethylene (PE), poly It may be a single or laminated film including any one selected from the group consisting of methyl methacrylate (PMMA), ethylene vinyl alcohol (EVA), polyvinyl alcohol (PVA), and combinations thereof.
- the conductive layer may include indium tin oxide (ITO) or fluorine-doped tin oxide (FTO).
- ITO indium tin oxide
- FTO fluorine-doped tin oxide
- a hard coating layer may be further included on one or both surfaces of the transparent substrate.
- the transparent conductive layer patterning process which is an essential step in the capacitive transparent conductive film, can be efficiently improved.
- the improved patterning process of the transparent conductive layer makes it possible to produce the transparent conductive film more efficiently in a simple and short time.
- FIG. 1 schematically illustrates a cross section of a transparent conductive film according to an embodiment of the present invention.
- FIG. 2 is a schematic cross-sectional view of a transparent conductive film according to another embodiment of the present invention.
- any configuration is formed on the “top (or bottom)" of the substrate or “top (or bottom)” of the substrate means that any configuration is formed in contact with the top (or bottom) of the substrate.
- it is not limited to not including other configurations between the substrate and any configuration formed on (or under) the substrate.
- composition for coating a low refractive index layer comprising a siloxane compound and a photoacid generator.
- the conductive layer is subjected to a patterning process.
- a method of coating a photoresist on the transparent conductive layer and etching the transparent conductive layer through a developing process is mainly used. Due to the slow production rate, it was difficult to efficiently manufacture the patterned transparent conductive layer.
- the acid is generated when the photoacid generator is irradiated with UV, the generated acid is the low refractive index
- the conductive layer deposited on the layer it is possible to efficiently improve the patterning process of the conductive layer during the etching of the conductive layer.
- the improved conductive layer patterning process makes it possible to produce the transparent conductive film more economically in a relatively short time.
- the siloxane compound may comprise a siloxane polymer formed from formula (1).
- Formula 1 is (R 1 ) n-Si- (OR 2 ) 4-n , wherein R 1 is an alkyl group having 1 to 18 carbon atoms, a vinyl group, an allyl group, an epoxy group or an acryl group, and R 2 is 1 carbon atom. It is an alkyl group or acetoxy group which has -6, and said n is an integer of 0 ⁇ n ⁇ 4.
- the molecular weight of the siloxane polymer may be about 500 to about 50,000.
- the said molecular weight is a weight average molecular weight, and refers to the average molecular weight obtained by averaging the molecular weight of the high molecular compound with molecular weight distribution by a weight fraction.
- the siloxane polymer is formed from Formula 1, the siloxane polymer has excellent coating properties when coating the composition for coating the low refractive index layer by maintaining the range of the molecular weight, it is easy to implement the effect of increasing the curing density of the composition during curing Can be.
- the siloxane compound is a compound comprising a siloxane polymer formed from Chemical Formula 1, and the general chemical formula of the siloxane polymer is based on a siloxane bond of -Si-O-Si-, for example, It can be represented by the formula (2).
- the siloxane compound may comprise about 5% to about 100% by weight relative to 100% by weight of the total composition.
- the siloxane compound in the above range relative to a total of 100% by weight of the siloxane compound can reduce the refractive index of the low refractive index layer formed of the coating composition for low refractive index, the effect of improving the reaction during curing and improved solvent resistance and adhesion Can be easily implemented.
- the siloxane compound may be formed by a known method, but is not limited to the production method.
- the siloxane compound may be formed by a sol-gel reaction.
- the sol-gel reaction is formed by agglomeration and condensation of colloidal particles in a sol in which silica fine particles obtained by flame hydrolysis of a sol in which dozens or hundreds of nm colloidal particles obtained by hydrolysis or dehydration are dispersed in a liquid are dispersed in a liquid. It refers to a reaction in which the fluidity of the sol is lost to form a porous gel.
- the siloxane compound may be formed by a sol-gel reaction.
- a siloxane polymer formed from Chemical Formula 1 may be reacted by mixing with water and ethanol to synthesize a silica sol, and a photoacid generator is mixed with the synthesized sol.
- the sol can be converted into a liquid network to prepare a siloxane compound of an inorganic network.
- the photoacid generator is a compound in which an acid is generated by UV light irradiation to form a low refractive layer with a composition for coating a low refractive index layer containing the photoacid generator, and UV is applied to the low refractive layer.
- acid is generated by the photoacid generator, and the generated acid affects the conductive layer formed on the low refractive layer, thereby making it possible to efficiently pattern the conductive layer.
- the photoacid generator may be activated to UV light irradiation of about 300nm to about 400nm wavelength. Decomposition of the photoacid generator occurs by UV light irradiation in the wavelength range of about 300 nm to about 400 nm, and as a result, acid is generated, which may advantageously etch the conductive layer, that is, pattern the conductive layer. UV light irradiation at a wavelength in the above range can be economically advantageous in that it can utilize a general UV irradiation apparatus that is most widely used.
- the photoacid generator may be any one selected from an ionic photoacid generator, a nonionic photoacid generator, and a polymeric photoacid generator, and the ionic photoacid generator may be a sulfonium salt compound, an iodonium salt compound, or the like.
- the nonionic photoacid generator may include, but is not limited to, a nitrobenzyl sulfonate compound, an azonaphthoquinone compound, and the like.
- one or more photoacid generators selected from the group consisting of Irgacure PAG 103, Irgacure PAG 121, CGI 725, CGI 1907, Irgacure 250, Irgacure PAG 290, GSID26-1, and combinations thereof may be used.
- the photoacid generator may include about 1% to about 30% by weight in a total weight of 100%.
- the content of the photo-acid generator in the content can be easily formed in the conductive layer, it is possible to provide a transparent conductive film capable of fine UV patterning without lowering the properties of the low refractive layer formed by the low refractive coating composition have.
- a transparent conductive film including a low refractive index layer formed using a composition for coating a low refractive index layer comprising a siloxane compound and a photoacid generator.
- the transparent conductive film 10 is a laminated structure of a transparent substrate 1, a hard coating layer 2, a high refractive layer 3, a low refractive layer 4, and a conductive layer 5.
- the transparent substrate 1 may include a film having excellent transparency and strength.
- the transparent substrate 1 is polyethylene terephthalate (PET), polyethylene naphthalate (PEN), polyethersulfone (PES), polycarbonate (PC), polypropylene (PP), polyvinyl chloride (PVC), It may be in the form of a single or laminated film comprising any one selected from the group consisting of polyethylene (PE), polymethyl methacrylate (PMMA), ethylene vinyl alcohol (EVA), polyvinyl alcohol (PVA), and combinations thereof. have.
- the high refractive index layer 3 and the low refractive index layer 4 serve to improve insulation properties and transmittance between the transparent substrate 1 and the conductive layer 5, wherein the low refractive layer is the low refractive layer described above. It may be formed including a coating composition.
- the refractive index of the low refractive index layer 4 may be about 1.4 to about 1.5.
- the refractive index is adjustable to about 1.4 to about 1.5, and the overall visibility and total light transmittance of the transparent conductive film may be improved. .
- the low refractive index layer 4 may have a thickness of about 5 nm to about 100 nm.
- the transmittance and pattern visibility may be improved by keeping the thickness of the low refractive layer within the above range, and appropriate stress may be maintained with the high refractive layer to ensure adhesion and crack and curl generation may be reduced.
- the high refractive index layer 3 may have a thickness of about 20 nm to about 150 nm. By maintaining the thickness of the high refractive layer 3, it is possible to avoid the possibility that the thickness is formed so thin that the transmittance and visibility improvement effect is insufficient, and the occurrence of cracks and curls due to stress can be reduced. have.
- the conductive layer 5 is formed on the low refractive layer 4 and may include indium tin oxide (ITO) or fluorine-doped tin oxide (FTO). Specifically, the thickness of the conductive layer 5 may be about 5nm to about 50nm, by maintaining the thickness of the conductive layer in the above range can have a low sheet resistance, excellent optical properties such as high transmittance and low reflectance Can be secured.
- ITO indium tin oxide
- FTO fluorine-doped tin oxide
- FIG. 2 schematically illustrates a cross section of a transparent conductive film according to another embodiment of the present invention.
- a hard coating layer 2 is further formed below the transparent substrate 1.
- the hard coating layer 2 serves to improve surface hardness, and may be used without limitation as long as it is used for forming a hard coating such as an acrylic compound.
- the hard coating layer 2 may be formed only on one surface of the transparent substrate 1 as shown in FIG. 1, but may be formed on both sides of the transparent substrate 1 as shown in FIG. 2.
- Tetraethoxysilane (tetra-ethoxyorthosilicate, TEOS) was mixed with water and ethanol at 1: 2: 2, and reacted for 24 hours by adding 0.1 mol of nitric acid to synthesize a silica sol having a refractive index of 1.43. . Solid content of the synthesized silica sol was measured and diluted with methyl ethyl ketone (MEK) to prepare a siloxane compound having a total solid content of 10%.
- MEK methyl ethyl ketone
- a photoacid generator as shown in Table 1 was mixed with the siloxane compound prepared above, and diluted with methyl ethyl ketone (MEK) to prepare a composition for coating a low refractive index layer having a total solid content of 5%.
- MEK methyl ethyl ketone
- the hard coat layer composition of Preparation Example 2 was applied on a 125 ⁇ m PET film using a Meyer bar to have a dry film thickness of 1.5 ⁇ m, and cured by irradiating 300mJ UV light with 180W high pressure mercury or the like to prepare a hard coat film.
- the hard coat layer composition of Preparation Example 2 was applied and cured to a dry film thickness of 1.5 ⁇ m on the opposite side of the produced film in the same manner to prepare a film including the hard coat layer on both sides.
- a transparent conductive film was prepared in the same manner as in Example 1, except that Preparation Example 1-2 was applied to the composition for coating the low refractive index layer, and the low refractive layer thickness was coated at 40 nm.
- Example 1-3 was applied to the composition for coating the low refractive index, and a transparent conductive film was prepared in the same manner as in Example 1 except that the low refractive layer thickness was coated at 50 nm.
- a transparent conductive film was prepared in the same manner as in Example 1, except that Preparation Example 1-4 was applied to the composition for coating the low refractive index layer, and the low refractive layer thickness was coated at 60 nm.
- a transparent conductive film was prepared in the same manner as in Example 1, except that Preparation Example 1-5 was applied to the composition for coating the low refractive index layer, and the thickness of the low refractive layer was coated at 80 nm.
- a transparent conductive film was prepared in the same manner as in Example 1, except that Preparation Example 1-6 was applied to the composition for coating the low refractive index layer, and the thickness of the low refractive layer was coated at 100 nm.
- Pencil hardness Measured according to JIS K 5600-5-4.
- Adhesiveness Cut
- the transparent conductive films of Examples 1 to 5 were found to have a hardness and adhesiveness of a certain level or higher and a patterning evaluation also showed a level higher than normal.
- Examples 1 to 3 including a low refractive layer formed of a composition for coating a low refractive index layer containing a certain amount of photoacid generator the square pattern was weakly recognized, and the portion that was not patterned when measuring the surface resistance was surfaced. The resistance was measured at about 150 ⁇ / square, whereas the pattern area was found not to be measured, and it was confirmed that it was patterned by UV.
- the low refractive index layer is not stable, and thus the conductive layer is peeled off, making it difficult to check the patterning.
- the patterning evaluation it was confirmed that the average level was generally maintained.
- the resistance was equally 150 ⁇ on all surfaces of the transparent conductive film. It was confirmed that the measurement by the / / level, UV patterning is not carried out.
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Abstract
Description
Claims (16)
- 실록산 화합물 및 광산발생제를 포함하는저굴절층 코팅용 조성물.
- 제 1항에 있어서,상기 실록산 화합물은 화학식 1로부터 형성된 실록산 중합체를 포함하는저굴절층 코팅용 조성물.[화학식1](R1)n-Si-(O-R2)4-n상기 R1은 탄소수 1 내지 18의 알킬기, 비닐기, 알릴기, 에폭시기 또는 아크릴기, 상기 R2는 탄소수 1 내지 6을 갖는 알킬기 또는 아세톡시기이고, 상기 n은 0<n<4의 정수이다.
- 제 2항에 있어서,상기 실록산 중합체의 분자량이 500 내지 50,000인저굴절층 코팅용 조성물.
- 제 1항에 있어서,상기 실록산 화합물은 총 100중량%에 대하여 5중량% 내지 100중량%를 포함하는저굴절층 코팅용 조성물.
- 제 1항에 있어서,상기 실록산 화합물은 졸-겔 반응으로 형성된저굴절층 코팅용 조성물.
- 제 1항에 있어서,상기 광산발생제는 300nm 내지 400nm 파장의 UV 광조사에 활성이 있는저굴절층 코팅용 조성물.
- 제 1항에 있어서,상기 광산발생제는 이온성 광산발생제, 비이온성 광산발생제 및 고분자계 광산발생제 중 선택된 어느 하나인저굴절층 코팅용 조성물.
- 제 1항에 있어서,상기 광산발생제는 총 100중량%에 대하여 1중량% 내지 30중량%를 포함하는저굴절층 코팅용 조성물.
- 제 1항의 저굴절층 코팅용 조성물을 이용하여 형성된 저굴절층을 포함하는투명 도전성 필름.
- 제 9항에 있어서,상기 투명 도전성 필름은 투명기재, 상기 고굴절층, 저굴절층 및 도전층의 적층구조인투명 도전성 필름.
- 제 9항에 있어서,상기 저굴절층의 굴절율은 1.4 내지 1.5인투명 도전성 필름.
- 제 9항에 있어서,상기 저굴절층의 두께는 5nm 내지 100nm인투명 도전성 필름.
- 제 10항에 있어서,상기 고굴절층의 두께는 20nm 내지 150nm인투명 도전성 필름
- 제 10항에 있어서,상기 투명 기재는 폴리에틸렌테레프탈레이트(PET), 폴리에틸렌나프탈레이트 (PEN), 폴리에테르설폰(PES), 폴리카보네이트(PC), 폴리프로필렌(PP), 폴리비닐 클로라이드(PVC), 폴리에틸렌(PE), 폴리메틸메타아크릴레이트(PMMA), 에틸렌 비닐 알코올(EVA), 폴리비닐알콜(PVA) 및 이들의 조합으로 이루어진 군으로부터 선택된 어느 하나를 포함하는 단일 또는 적층 필름인투명 전도성 필름.
- 제 10항에 있어서,상기 도전층은 ITO(Indium Tin Oxide) 또는 FTO(Fluorine-doped Tin Oxide)를 포함하는투명 전도성 필름.
- 제 10항에 있어서,상기 투명 기재의 일면 또는 양면에 하드코팅층을 더 포함하는투명 전도성 필름.
Priority Applications (3)
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US14/438,081 US20150291845A1 (en) | 2012-11-07 | 2013-09-30 | Composition for coating low-refractive layer, and transparent electrically-conductive film comprising same |
CN201380058361.5A CN104812855A (zh) | 2012-11-07 | 2013-09-30 | 低折射层涂敷用组合物及包含该组合物的透明导电性膜 |
JP2015540590A JP2016504426A (ja) | 2012-11-07 | 2013-09-30 | 低屈折層コーティング用組成物およびそれを含む透明導電性フィルム |
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KR1020120125460A KR101541954B1 (ko) | 2012-11-07 | 2012-11-07 | 저굴절층 코팅용 조성물 및 이를 포함하는 투명 도전성 필름 |
KR10-2012-0125460 | 2012-11-07 |
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WO2014073788A1 true WO2014073788A1 (ko) | 2014-05-15 |
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PCT/KR2013/008718 WO2014073788A1 (ko) | 2012-11-07 | 2013-09-30 | 저굴절층 코팅용 조성물 및 이를 포함하는 투명 도전성 필름 |
Country Status (6)
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US (1) | US20150291845A1 (ko) |
JP (1) | JP2016504426A (ko) |
KR (1) | KR101541954B1 (ko) |
CN (1) | CN104812855A (ko) |
TW (1) | TW201418383A (ko) |
WO (1) | WO2014073788A1 (ko) |
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JP6931526B2 (ja) * | 2016-11-25 | 2021-09-08 | 株式会社ダイセル | ハードコートフィルム |
KR102198801B1 (ko) | 2017-12-07 | 2021-01-05 | 삼성에스디아이 주식회사 | 색 변환 패널 및 색 변환 패널의 제조 방법 |
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JP2003305791A (ja) * | 2002-04-15 | 2003-10-28 | Teijin Ltd | 透明導電性フィルム |
US20050053790A1 (en) * | 2003-09-03 | 2005-03-10 | Fuji Photo Film Co., Ltd. | Film-forming composition, anti-reflection film, polarizing plate, image display apparatus, anti-pollution coating composition and anti-pollution article |
US20090105360A1 (en) * | 2005-10-28 | 2009-04-23 | Toray Industries, Inc. | Siloxane resin composition and production method thereof |
US20100203320A1 (en) * | 2009-02-09 | 2010-08-12 | Shin-Etsu Chemical Co., Ltd. | Photocurable coating composition, film forming method, and coated article |
WO2011142622A2 (ko) * | 2010-05-13 | 2011-11-17 | (주)Lg화학 | 다층구조의 투명 전도성 필름 및 이의 제조방법 |
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US7308691B2 (en) * | 2003-05-28 | 2007-12-11 | Funai Electric Co., Ltd. | Disk apparatus with guide mechanism |
CN100510961C (zh) * | 2003-10-07 | 2009-07-08 | 日立化成工业株式会社 | 放射线固化性组合物、其保存方法、固化膜形成方法、图案形成方法、图案使用方法、电子元件及光波导 |
JP2007046008A (ja) * | 2005-08-12 | 2007-02-22 | Mitsubishi Rayon Co Ltd | 活性エネルギー線硬化性低屈折率コーティング用組成物および成形品 |
JP4949692B2 (ja) * | 2006-02-07 | 2012-06-13 | 東京応化工業株式会社 | 低屈折率シリカ系被膜形成用組成物 |
JP5729133B2 (ja) * | 2010-07-16 | 2015-06-03 | Jsr株式会社 | 感放射線性組成物、保護膜、層間絶縁膜、及びそれらの形成方法 |
-
2012
- 2012-11-07 KR KR1020120125460A patent/KR101541954B1/ko not_active IP Right Cessation
-
2013
- 2013-09-30 CN CN201380058361.5A patent/CN104812855A/zh active Pending
- 2013-09-30 US US14/438,081 patent/US20150291845A1/en not_active Abandoned
- 2013-09-30 JP JP2015540590A patent/JP2016504426A/ja active Pending
- 2013-09-30 WO PCT/KR2013/008718 patent/WO2014073788A1/ko active Application Filing
- 2013-10-30 TW TW102139373A patent/TW201418383A/zh unknown
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2003305791A (ja) * | 2002-04-15 | 2003-10-28 | Teijin Ltd | 透明導電性フィルム |
US20050053790A1 (en) * | 2003-09-03 | 2005-03-10 | Fuji Photo Film Co., Ltd. | Film-forming composition, anti-reflection film, polarizing plate, image display apparatus, anti-pollution coating composition and anti-pollution article |
US20090105360A1 (en) * | 2005-10-28 | 2009-04-23 | Toray Industries, Inc. | Siloxane resin composition and production method thereof |
US20100203320A1 (en) * | 2009-02-09 | 2010-08-12 | Shin-Etsu Chemical Co., Ltd. | Photocurable coating composition, film forming method, and coated article |
WO2011142622A2 (ko) * | 2010-05-13 | 2011-11-17 | (주)Lg화학 | 다층구조의 투명 전도성 필름 및 이의 제조방법 |
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TW201418383A (zh) | 2014-05-16 |
US20150291845A1 (en) | 2015-10-15 |
KR20140058956A (ko) | 2014-05-15 |
JP2016504426A (ja) | 2016-02-12 |
CN104812855A (zh) | 2015-07-29 |
KR101541954B1 (ko) | 2015-08-04 |
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