WO2004099074A1 - 透明被膜形成用塗布液および透明被膜付基材、表示装置 - Google Patents
透明被膜形成用塗布液および透明被膜付基材、表示装置 Download PDFInfo
- Publication number
- WO2004099074A1 WO2004099074A1 PCT/JP2004/006371 JP2004006371W WO2004099074A1 WO 2004099074 A1 WO2004099074 A1 WO 2004099074A1 JP 2004006371 W JP2004006371 W JP 2004006371W WO 2004099074 A1 WO2004099074 A1 WO 2004099074A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- transparent
- forming
- transparent film
- particles
- coating
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B33/00—Silicon; Compounds thereof
- C01B33/113—Silicon oxides; Hydrates thereof
- C01B33/12—Silica; Hydrates thereof, e.g. lepidoic silicic acid
- C01B33/14—Colloidal silica, e.g. dispersions, gels, sols
- C01B33/145—Preparation of hydroorganosols, organosols or dispersions in an organic medium
-
- 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
- C09D1/00—Coating compositions, e.g. paints, varnishes or lacquers, based on inorganic substances
Definitions
- the present invention relates to a coating solution for forming a transparent film for protecting a transparent substrate or a transparent conductive film provided on the surface of the substrate.
- the present invention also relates to a substrate having a transparent film obtained by using such a coating liquid and its use.
- a protective film for improving the scratch resistance, film strength, film hardness, scratch strength, lead brush strength, water resistance, chemical resistance, and the like of the substrate has been provided on the substrate surface. Is formed, and various protective films are proposed according to the type of the base material.
- a transparent substrate such as a display panel such as a cathode ray tube, a fluorescent display tube, and a liquid crystal display panel
- these surfaces have antistatic and antireflection functions.
- a transparent film transparent conductive film
- the base material be very resistant to scratches due to its appearance, and thus the above-mentioned transparent film has high adhesion to the base material. Further, a material having higher film strength and the like has been desired.
- fine particles are used in order to improve the adhesion, for example, there is a new problem that light reflection on the surface becomes strong, and the display device becomes dazzling and becomes invisible.
- the present invention provides a transparent film capable of forming a transparent film that is excellent in haze and antiglare properties, in addition to scratch resistance, film hardness, scratch strength, adhesion to a substrate, and the like.
- the purpose is to provide a coating solution.
- Another object of the present invention is to provide a display device including a front plate made of a substrate having such a transparent film.
- the present inventors have conducted intensive studies to solve such a problem, and as a result, found that no In addition to improving scratch resistance, film hardness, scratch strength, and adhesion to the substrate, the use of inorganic oxide particles in which organic oxide particles are linked in a chain form is improved. It was found that the anti-glare property (anti-glare property) was improved without deteriorating the quality, and the present invention was completed.
- the coating liquid for forming a transparent film according to the present invention comprises:
- It is characterized by comprising a group of inorganic oxide particles in which the inorganic oxide particles are linked in an average number of 210 in a chain, and a polar solvent.
- the average particle diameter of the inorganic oxide particles is preferably in the range of 4-1200 nm.
- the inorganic oxide particles are silica particles.
- the silica particles are preferably porous particles and Z or hollow particles having a cavity therein.
- the substrate with a transparent film according to the present invention comprises a substrate and a transparent film provided on the substrate, and the transparent film is formed by using the coating solution for forming a transparent film. It is characterized by Further, the substrate with a transparent coating preferably has a layer of transparent conductive fine particles containing conductive fine particles having an average particle diameter of 1200 nm between the substrate and the transparent coating.
- the display device of the present invention is characterized in that it has a front plate composed of the substrate with a transparent film, and a transparent film is formed on the other surface of the front plate.
- the coating liquid for forming a transparent film of the present invention since it contains inorganic oxide particles, in addition to scratch resistance, scratch strength, pencil hardness, adhesion to a substrate, etc., haze, anti-glare A transparent film having excellent properties can be formed.
- a transparent conductive fine particle layer is provided between the substrate and the transparent film thus obtained, it is possible to obtain a substrate with a transparent film excellent in antistatic performance, electromagnetic wave shielding performance and the like. In addition, it is possible to obtain a display device in which reflected light that is easily scratched on the surface is efficiently suppressed, and is excellent in anti-glare properties.
- the coating liquid for forming a transparent film according to the present invention comprises a group of inorganic oxide particles in which inorganic oxide particles are linked in an average number of 2 to 10 in a chain, a matrix forming component and a polar solvent. It is characterized by. (The coating liquid for forming a transparent film of the present invention does not contain conductive fine particles.)
- the inorganic oxide particle group used in the present invention is a group in which inorganic oxide particles are linked in an average number of 2 to 10 chains.
- inorganic oxide particles such as silica, silica'alumina, titania, zirconia, and antimony oxide are used.
- the average particle size of the inorganic oxide particles is preferably in the range of 420 nm, more preferably in the range of 410 nm.
- the average particle diameter is within this range, a desired inorganic oxide particle group can be obtained, and the scratch resistance, the scratch strength, the pencil hardness, and the adhesion to the substrate are excellent. In addition, it is possible to form a transparent film having improved antiglare properties.
- the average particle diameter is less than the lower limit, it is difficult to obtain the particles themselves, and even if it is obtained, it is difficult to form a chain of inorganic oxide particles in a chain form. Can not be expressed.
- the average particle size exceeds the above upper limit, the antiglare property is improved, but the haze of the transparent film and the transparent conductive film tends to deteriorate.
- the inorganic oxide particles are preferably silica particles.
- Silica particles make it possible to obtain a chain of inorganic oxide particles as soon as possible and to lower the refractive index of the resulting transparent coating. For this reason, the substrate provided with the transparent coating is excellent in antireflection performance.
- the silica particles are preferably porous particles and / or hollow particles having cavities therein.
- the silica particles are porous particles and / or hollow particles having cavities inside, particles having a refractive index lower than the refractive index of silica of 1.45 can be obtained and used in a transparent coating. , The refractive index of the obtained transparent coating can be reduced. As a result, a substrate with a transparent coating and a substrate with a transparent conductive film having excellent antireflection performance can be obtained.
- hollow particles having cavities therein can be suitably used, since a transparent film having a better haze than particles having no cavities therein can be obtained.
- JP-A-7-133105 and JP-A-2000-48277 filed by the present applicant are preferably employed. That can be S.
- the inorganic oxide particle group for example, by adjusting the concentration or the pH of the monodispersed inorganic oxide particle dispersion and performing a hydrothermal treatment at a high temperature of 100 ° C or more, for example,
- the particles can be linked to form a particle group.
- a binder component may be added as necessary to promote the connection of the particles.
- the method for producing short-fibrous silica and the like disclosed in Japanese Patent Application Laid-Open No. 11-61043 filed by the applicant of the present application can be suitably employed.
- the inorganic oxide particle group obtained by a conventionally known method can be used after classification, if necessary.
- the scratch resistance is as described above.
- a transparent film having excellent scratch strength and pencil strength can be formed. Although the reason is not clear, it is considered that the particles are entangled with each other in the transparent film and absorb the stress applied to the transparent film.
- Examples of the matrix forming component include inorganic oxides such as silica, titania, zirconia, and antimony oxide, and composite oxides thereof.
- the matrix-forming component may be a hydrolyzed polycondensate of a hydrolyzable organic silicon compound, or a key acid obtained by removing an aqueous metal silicate aqueous solution.
- the liquid preferably contains a hydrolyzed polycondensate of an alkoxysilane represented by the following general formula [1].
- the silica-based coating formed from such a matrix-forming component can effectively bind the chain-like inorganic oxide particles, and the resulting transparent coating is less susceptible to cracks and has scratch resistance and film strength. Excellent in scratch strength and the like.
- R is a bullet group, an aryl group, an acrylic group, an alkyl group having 18 carbon atoms, a hydrogen atom or a halogen atom
- R ′ is a bullet group, an arylene group, an acrylic group, and a carbon number of 118.
- Alkyl group, _C H OC H (n l or a hydrogen atom, and a is an integer of 03.
- alkoxylans examples include tetramethoxysilane, tetraethoxysilane, tetraisopropoxysilane, tetrabutoxysilane, tetraoctylsilane, methyltrimethoxysilane, methyltriethoxysilane, ethyltriethoxysilane, methyltriisosilane.
- alkoxylans examples include propoxysilane, vinyltrimethoxysilane, phenyltrimethoxysilane, and dimethyldimethoxysilane.
- a coating liquid for forming a transparent film containing a hydrolyzed polycondensate of the alkoxysilane is obtained.
- the concentration of the matrix forming component contained in such a coating solution is preferably in the range of 0.5 to 2.0% by weight as solid content.
- Alcohols such as methanol, ethanol, propanol, butanol, diacetone alcohol, furfurinoreanorekonore, tetrahydrofuronofurinoreanorekonore, ethylene glycolonole, hexylene glycol, etc .; methyl acetate, ethyl acetate, etc.
- Esters getyl ether, ethylene glycol monomethyl ether, ethylene glycol monoethylene enoate, ethylene glycol monomonobutyenoate, diethylene glycol monomethynoenoate, diethylene glycol monomethyl enoate Ethers such as tenore; ketones such as acetone, methylethyl ketone, acetylacetone, and acetoacetate; These can be used alone or as a mixture of two or more. You may.
- Such a coating liquid for forming a transparent film preferably contains the inorganic oxide particles in a solid content of 0.05 to 15% by weight, preferably 0.1 to 2% by weight. Within this range, a desired transparent film can be formed. If the content of the inorganic oxide particles is less than the lower limit, the amount is too small, and the scratch resistance, scratch strength, lead hardness, antiglare property and the like become insufficient. Further, even when the content exceeds the upper limit, the ratio of the matrix-forming component described above decreases, and the transparent coating itself becomes porous, so that scratch resistance, scratch strength, pencil hardness, and adhesion to the base material are increased. The properties and the like become insufficient.
- the coating liquid for forming a transparent film used in the present invention contains fine particles composed of a low refractive index material such as magnesium fluoride and / or an additive such as a dye or a pigment. May be.
- the coating solution for forming a transparent film used in the present invention comprises a total of the inorganic oxide particle group, the matrix forming component, and the low refractive index material, conductive fine particles, dye, pigment and the like used as required. Is preferably in the range of 1.1 to 10% by weight, more preferably 1.1 to 17% by weight.
- the substrate with a transparent film according to the present invention comprises a substrate and a transparent film provided on the substrate, wherein the transparent film is formed using the coating liquid for forming a transparent film.
- the base material a film, a sheet, or another formed body made of glass, plastic such as polyethylene terephthalate, triacetyl cellulose, acrylic resin, or the like, or ceramic is used.
- the above-mentioned coating liquid for forming a transparent film is applied onto a substrate (or, if a transparent conductive fine particle layer described later is provided), dried and cured. To form a transparent coating.
- the coating formed by applying the coating liquid for forming a transparent coating may be heated at or above 100 ° C during or after drying, or an uncured coating may be exposed to ultraviolet light or light having a wavelength shorter than visible light. It may be exposed to a force for irradiating electromagnetic waves such as a sub-ray, an X-ray, a ⁇ -ray, or an active gas atmosphere such as ammonia. By doing so, the curing of the film-forming component is promoted, and the hardness of the obtained transparent film is increased.
- electromagnetic waves such as a sub-ray, an X-ray, a ⁇ -ray, or an active gas atmosphere such as ammonia.
- the film thickness of the obtained transparent film is preferably in the range of 50 to 300 nm, and more preferably 80 to 200 nm, and when the film thickness is in such a range, excellent antireflection properties are exhibited.
- a method of forming the transparent film there is no particular limitation, and a wet thin film forming method such as a dive method, a spinner method, a spray method, a roll coater method, or a flexographic printing method may be employed depending on the material of the transparent film. it can.
- a conductive film (conductive fine particle layer) may be formed on the surface of the substrate, and the transparent film may be formed on the surface of the particle layer.
- the conductive film is formed from a coating solution containing conductive fine particles.
- the conductive fine particles used in the present invention are at least one selected from metals such as Au, Ag, Pd, Pt, Rh, Ru, Cu, Fe, Ni, Co, Sn, Ti, In, Al, Ta, and Sb. It is preferable that the fine particles are made of the following metals.
- Metal fine particles composed of two or more metals include Au-Cu, Ag-Pt, Ag_Pd, Au_Pd, Au_Rh, Pt_Pd, Pt-Rh, Fe-Ni, N-Pd, Fe-Co, Cu_Co, Ru-Ag, Au_Cu-Ag, Ag-Cu_Pt, Ag-Cu_Pd, Ag_Au_Pd, Au_Rh_Pd, Ag_Pt_Pd, Ag_Pt_Rh, Fe-Ni-Pd, Fe-Co-Pd, Cu-Co-Pd and the like.
- the two or more types of metals may be an alloy in a solid solution state, a eutectic not in a solid solution state, or an alloy and a eutectic may coexist.
- the average particle size of such conductive metal fine particles is desirably in the range of 11 to 200 nm, preferably in the range of 2 to 70 nm.
- the average particle size of the conductive fine particles is in this range, the absorption of light by the metal is small, so that even if a particle layer is provided, the light transmittance is high and the haze is small. This Therefore, it is possible to form a transparent conductive particle layer.
- the average particle size of the conductive fine particles exceeds the above upper limit, the absorption of light by the metal increases, the light transmittance of the particle layer decreases, and the haze increases. For this reason, when the coated substrate obtained is used, for example, as a front plate of a cathode ray tube, the resolution of a display image is reduced.
- the average particle size of the conductive fine particles is less than the lower limit, the surface resistance of the particle layer rapidly increases, so that a coating having a low resistance value that can achieve the object of the present invention can be obtained. There are things you can't do.
- Such conductive fine particles can be obtained by the following known method. However, it is not limited to this.
- conductive fine particles can be obtained by reducing the salt of one or more of the above-mentioned metals in a mixed solvent of alcohol and water.
- the reducing agent that may be added as necessary include ferrous sulfate, trisodium citrate, tartaric acid, sodium borohydride, sodium hypophosphite, and the like.
- the heat treatment may be performed at a temperature of about 100 ° C. or more in a pressure vessel.
- a coating liquid for forming a conductive film comprising the conductive fine particles and the above-mentioned polar solvent is used as a coating liquid.
- the coating liquid for forming a conductive fine particle layer contains metal fine particles in an amount of 0.05 to 5% by weight, preferably 0.1 to 12% by weight.
- the coating liquid for forming a conductive fine particle layer may contain conductive fine particles other than the metal fine particles.
- conductive fine particles known conductive inorganic oxide fine particles or fine carbon particles can be used.
- Examples of the conductive inorganic oxide fine particles include tin oxide, tin oxide doped with Sb, F or P, indium oxide, indium oxide doped with Sn or F, antimony oxide, and lower titanium oxide.
- Can be The average particle diameter of these conductive inorganic oxide fine particles is preferably in the range of 200 nm, preferably 2-150 nm.
- Such conductive inorganic oxide fine particles are used in an amount of conductive It is sufficient that the inorganic oxide fine particles are contained so as to be 0.4 parts by weight or less. Since the conductive inorganic oxide fine particles have higher transparency than the metal fine particles, by including them, a transparent conductive fine particle layer having high transparency can be formed. In addition, by containing the conductive fine particles, a conductive film can be formed at a lower cost as compared with the case of using only metal.
- a dye, a pigment, and the like may be added to the coating liquid for forming a conductive fine particle layer so that the visible light transmittance is constant in a wide wavelength range of visible light.
- the solid content concentration in the coating liquid for forming a conductive fine particle layer used in the present invention (the metal fine particles and the conductive fine particles other than the metal fine particles to be added as necessary, and additives such as dyes and pigments)
- the total amount is preferably 15% by weight or less, and more preferably 0.15 to 5% by weight, from the viewpoints of fluidity of liquid and dispersibility of particulate components.
- the coating liquid for forming a conductive fine particle layer used in the present invention may contain a matrix component that acts as a binder for the conductive fine particles after the film is formed.
- a matrix component one composed of silica is preferable.
- a hydrolytic polycondensate of an organosilicon compound such as alkoxysilane and a polyamic acid condensate obtained by removing alkali from an aqueous solution of an alkali metal silicate.
- a resin for paint or the like can be used.
- the matrix may be contained in an amount of 0.01 to 0.5 part by weight, preferably 0.03 to 0.3 part by weight, per 1 part by weight of the metal fine particles (when the conductive fine particles are contained). It is desirable that the matrix component is contained in the coating liquid for forming the conductive fine particle layer in an amount of 0.01 to 2% by weight, preferably 0.1 to 1% by weight.
- the coating liquid for forming the transparent conductive fine particle layer may contain an organic stabilizer.
- organic stabilizers include gelatin, polybutyl alcohol, polybutylpyrrolidone, oxalic acid, malonic acid, succinic acid, glutaric acid, adipic acid, sebacic acid, maleic acid, fumanoleic acid, phthalenoic acid, and the like.
- examples thereof include polycarboxylic acids such as citric acid and salts thereof, and mixtures thereof.
- Such an organic stabilizer may be contained in an amount of 0.005 to 0.5 part by weight, preferably 0.01 to 0.2 part by weight, based on 1 part by weight of the metal fine particles.
- Organic stabilizers are contained in such a range. If it is rare, the dispersibility can be improved and the conductivity is not hindered. If the amount of the organic stabilizer is small, sufficient dispersibility cannot be obtained, and even if the amount is large, the conductivity is impaired.
- the coating liquid for forming the conductive fine particle layer is applied to a substrate by a method such as a dipping method, a spinner method, a spray method, a roll coater method, or a flexographic printing method. After that, drying may be performed at a normal temperature of about 90 ° C.
- Examples of the curing treatment include the following methods.
- the dried coating is heated at 100 ° C or higher to cure the matrix components.
- the coating film is irradiated with electromagnetic waves having a wavelength shorter than that of visible light to cure the matrix components.
- the matrix-forming component is cured by exposing the coating to a gas atmosphere, such as ammonia, which promotes the curing reaction of the matrix-forming component.
- a gas atmosphere such as ammonia
- the thickness of the conductive fine particle layer is preferably in the range of about 50 to 200 nm, so that a coated substrate excellent in electromagnetic shielding effect can be obtained.
- a hard coat film may be provided between the base material and the conductive fine particle layer.
- the hard coat film is formed by applying a coating solution containing a matrix forming component for forming the hard coat film and, if necessary, inorganic fine particles such as silica, zirconium, and antimony oxide by a roll coater method, a spinner method, or the like. It can be carried out by coating, drying, and heating if necessary.
- a matrix forming component for forming a hard coat film a resin matrix is usually used. Specifically, a paint resin such as a thermosetting silicone resin, a UV-curable silicone resin, a thermosetting acrylic resin, and a UV-curable acrylic resin is used. It is generally desirable that the thickness of the hard coat film is usually in the range of 120 to 20 am.
- a display device includes a front plate made of the base material with a transparent film, and a transparent film is formed on another surface of the front plate.
- a transparent conductive fine particle layer is provided between the substrate and the transparent film, and 10 2 10 13 ⁇ required for antistatic performance and electromagnetic shielding performance.
- Those having a surface resistance of about ⁇ have sufficient antireflection performance in the visible light region and the near infrared region, and thus are suitably used as a front plate of a display device.
- the display device is a device for displaying an image electrically, such as a cathode ray tube (CRT), a fluorescent display tube (FIP), a plasma display (PDP), a liquid crystal display (LCD), and the like. And a base plate on which a transparent film containing the above-mentioned inorganic oxide particles is formed. Having such a transparent coating, this front plate is excellent in scratch resistance, scratch strength, pencil hardness, adhesion to equipment and the like. For this reason, the surface does not easily become scratched or the like, and the displayed image does not become difficult to see.
- CTR cathode ray tube
- FFP fluorescent display tube
- PDP plasma display
- LCD liquid crystal display
- the reflected light makes the displayed image visible.
- a particle group such as silica having a low refractive index
- Silica sol manufactured by Catalyst Chemicals, Inc .: SI-550, average particle size 5 nm, SiO concentration 20 wt.
- the pH of the dispersion was adjusted to 4.0 with dilute hydrochloric acid, and the dispersion was treated at 200 ° C. for 1 hour in an autoclave. Then, a cation exchange resin was added at room temperature, and the mixture was stirred for 1 hour to remove alkali.
- silica particle group (A) dispersion having a Si ⁇ concentration of 5% by weight was prepared.
- the silica particle group was a chain silica particle group in which about 35 silica particles were linked (average number of links is 3, and the length was 15 nm), and the Na content in the silica particles was 30 ppm.
- a silica particle (A) dispersion having an SiO concentration of 5% by weight was mixed with this, followed by mixing of ethanol / butanol / diacetone alcohol / isopropanol (2: 1: 1: 5 weight ratio). The solvent was added to prepare a coating liquid (A) for forming a transparent film having a SiO concentration of 1% by weight.
- the haze of the substrate (A) with a transparent conductive film was changed to a haze computer (manufactured by Nippon Denshoku Co., Ltd.).
- the reflectance is measured using a reflectance meter (MCPD-2000, manufactured by Otsuka Electronics Co., Ltd.), and the reflectance at the wavelength with the lowest reflectance in the wavelength range of 400 to 700 is defined as the bottom reflectance, The average value of the reflectance in the range of 400 to 700 nm is defined as the luminous reflectance. displayed.
- MCPD-2000 manufactured by Otsuka Electronics Co., Ltd.
- the glossiness of the transparent coating surface of the substrate with a transparent coating (A) was measured using a glossmeter (PG-1 manufactured by Nippon Denshoku Co., Ltd.). Table 1 shows the results. In addition, a thing with low gloss shows that antiglare property is high.
- Example 2 In the same manner as in Example 1, 50 g of a liquid containing a transparent film-forming component having a SiO concentration of 5% by weight was prepared. This was mixed with silica particles having a Si ⁇ concentration of 5% by weight (A) dispersion 3 obtained in the same manner as in Example 1.
- Ton alcohol Z Add a mixed solvent of isopropanol (2: 1: 1: 5 weight mixture ratio) and add SiO A coating solution (B) for forming a transparent film having a concentration of 1% by weight was prepared.
- a substrate with a transparent coating (B) was obtained in the same manner as in Example 1, except that the coating liquid for forming a transparent coating (B) was used.
- Silicone UV curable resin (Colcoat P: Colcoat P) was diluted to a concentration of 30% by weight with a mixed solvent of 2 -propanol / methyl acetate / methylethyl ketone (1: 1: 1 weight ratio) and hardened.
- a coating liquid (CH) for forming a coat film was prepared.
- Example 2 In the same manner as in Example 1, 50 g of a liquid containing a transparent film-forming component having a SiO concentration of 5% by weight was prepared.
- a mixed solvent of ton alcohol / isopropanol (2: 1: 1: 5 weight ratio) was added to prepare a coating solution (C) for forming a transparent film having a SiO concentration of 2.5% by weight.
- a coating solution (CH) for forming a hard coat film was applied to a resin film (resin film made of triacetyl cellulose (TAC), thickness 0.8 mm) by a mouth coater method, and dried at 120 ° C for 120 seconds. .
- the thickness of the hard coat film was 5 ⁇ .
- the coating solution (C) for forming a transparent film was applied by a spinner method at 100 rpm for 90 seconds, and dried at 120 ° C. for 120 seconds to obtain a substrate (C) with a transparent film. At this time, the thickness of the transparent film was 120 nm.
- the anion exchange resin was added, and the mixture was stirred for 1 hour and subjected to a deionization treatment to prepare a silica particle (B) dispersion having a Si ⁇ concentration of 5% by weight.
- silica particles Approximately 418 silica particles were connected (average number of connection is 6, and length is 30 ⁇ m). The Na content in the silica particles was 30 ppm.
- Example 2 In the same manner as in Example 1, 50 g of a liquid containing a transparent film-forming component having an SiO concentration of 5% by weight was prepared. 30 g of a silica particle (B) dispersion having an SiO concentration of 5% by weight was mixed with the mixture, and then a mixed solvent of ethanol / butanol Z diacetone alcohol / isopropanol (2: 1: 1: 5 weight ratio) was added. In addition, a coating liquid (D) for forming a transparent film having a SiO concentration of 2.5% by weight was prepared.
- a silica particle (B) dispersion having an SiO concentration of 5% by weight was mixed with the mixture, and then a mixed solvent of ethanol / butanol Z diacetone alcohol / isopropanol (2: 1: 1: 5 weight ratio) was added.
- a coating liquid (D) for forming a transparent film having a SiO concentration of 2.5% by weight was prepared.
- a substrate (D) with a transparent film was obtained in the same manner as in Example 3, except that the coating solution (D) for forming a transparent film was used.
- trisodium citrate was added in an amount of 0.01 part by weight per 1 part by weight of fine metal particles to obtain trisodium citrate, and the concentration was 10% by weight in terms of total metal, and the weight ratio of Ag / Pd
- the aqueous solution of silver nitrate and palladium nitrate was purified so that the content of the solution became 8/2, and an aqueous solution of ferrous sulfate in an equimolar number to the total mole number of silver nitrate and palladium nitrate was further added.
- the mixture was stirred for 1 hour under a nitrogen atmosphere to obtain a dispersion of composite metal fine particles.
- the obtained dispersion was washed with a centrifuge to remove impurities, and then dispersed in water to prepare a dispersion of metal fine particles (E).
- the average particle size was 8 nm, and the concentration was 10% by weight.
- the coating liquid (A) for film formation obtained in the same manner as in Example 1 was applied and dried. It was baked at 160 ° C for 30 minutes to obtain a substrate (E) with a transparent coating.
- the surface resistance of the obtained substrate (E) with a transparent coating was measured using a surface resistance meter (manufactured by Mitsubishi Yuka Corporation).
- the coating liquid for forming a conductive fine particle layer obtained in the same manner as in Example 5 under the conditions of 100 rpm and 90 seconds by the spinner method ( E) was applied and dried to form a conductive fine particle layer.
- the coating liquid (B) for forming a transparent film obtained in the same manner as in Example 2 was applied to the conductive fine particle layer in the same manner as in Example 2 under the conditions of 100 ⁇ m and 90 seconds by the spinner method, followed by drying.
- the substrate was baked at 160 ° C. for 30 minutes to obtain a substrate (F) with a transparent film.
- a coating solution (CH) for forming a hard coat film was applied to a resin film (triacetyl cellulose (TAC) resin film, thickness 0.8 mm) in the same manner as in Example 3 by a roll coater method. It was dried for 2 seconds and then irradiated with ultraviolet rays (600 mJZcm 2 ). At this time, the thickness of the hard coat film was 5 ⁇ m.
- TAC triacetyl cellulose
- a coating liquid (G) for forming a conductive fine particle layer was applied to the surface of the hard coat film by a roll coater method, dried at 120 ° C. for 60 seconds, and irradiated with ultraviolet rays (600 mj / cm 2 ). At this time, the thickness of the conductive fine particle layer was 120 nm.
- the coating liquid (C) for forming a transparent film obtained in the same manner as in Example 3 was applied on the conductive fine particle layer under the conditions of a spinner method, 100 rpm and 90 seconds, on the conductive fine particle layer, After drying at 120 ° C for 120 seconds, a substrate (G) with a transparent coating was obtained. At this time, the thickness of the transparent film was 120 ⁇ m.
- reaction mother liquor Heated to 0 ° C.
- the pH of the reaction mother liquor was 10.5.
- the reaction mother liquor contains 1
- reaction solution was maintained at 80 ° C.
- the pH of the reaction solution rose to 12.5 immediately after adding the soybean paste, and hardly changed thereafter.
- the reaction solution was cooled to room temperature and washed with an ultrafiltration membrane to prepare a SiO.sub. ⁇ 1 ⁇ primary particle dispersion having a solid content of 20% by weight.
- the dispersion medium was replaced with water by an ultrafiltration membrane, and silica with a SiO.
- Alumina particle (RB) dispersion was prepared.
- the average particle size of silica-alumina particles (RC) was 3D at 40 nm.
- a cation exchange resin was added at room temperature, and the mixture was stirred for 1 hour to remove alkali.
- the anion exchange resin was added, and the mixture was stirred for 1 hour to prepare a silica / alumina particle (C) dispersion having a concentration of 5% by weight of SiO. ⁇ 1 ⁇ . .
- silica / alumina particles About 35 particles of silica / alumina particles were connected (average number of 3 particles, length of 120 nm), and the Na content of silica'alumina particles was 50 ppm.
- the silica'alumina particles (C) had an Al 2 O 3 / SiO 2 (molar ratio) of 0.0019 and a refractive index of 1.28. Observation of the silica / alumina particles by TEM revealed that the particles were hollow particles having cavities inside.
- the refractive index was measured by the following method using Series A and AA manufactured by CARGILL as standard refraction liquids. How to measure the refractive index of particles
- a mixed solvent of ethanol / butanol Z diacetone alcohol / isopropanol (2: 1: 1: 5 weight mixing ratio) is added to form a transparent film having a SiO ⁇ ⁇ 1 ⁇ concentration of 2.5% by weight.
- a coating solution ( ⁇ ) was prepared.
- a substrate ( ⁇ ) with a transparent film was obtained in the same manner as in Example 1 except that the coating solution ( ⁇ ) for forming a transparent film was used instead of the coating solution ( ⁇ ) for forming a transparent film.
- Example 7 In the same manner as in Example 7, except that the transparent film-forming coating solution ( ⁇ ) obtained in the same manner as in Example 8 was used instead of the transparent film-forming coating solution (C), ).
- silica particles obtained in the middle of the preparation of the dispersion of silica particles (A) in the same manner as in Example 1 A silica particle (RA) dispersion having a concentration of 5% by weight was prepared.
- Example 2 In the same manner as in Example 1, 280 g of a liquid containing a transparent film-forming component having an SiO concentration of 5% by weight was prepared. To this, 56 g of silica particle (RA) dispersion having a SiO concentration of 5% by weight was mixed, and then a mixed solvent of ethanol / butanol Z diacetone alcohol Z isopropanol (2: 1: 1: 5 weight ratio) was added. A coating liquid (RA) for forming a transparent film having an SiO concentration of 1% by weight was prepared.
- RA silica particle
- a substrate with a transparent coating (RA) was obtained in the same manner as in Example 1 except that the coating liquid for forming a transparent coating (RA) was used.
- Example 3 an SiO concentration of 1 wt.% was used in the same manner as in Example 1 except that a dispersion of silica particles (RA, unconnected particles) obtained in the same manner as in Example 1 was used instead of the dispersion of silica particles (A).
- RA dispersion of silica particles
- % Of a coating solution (RB) for forming a transparent film was prepared.
- a substrate with a transparent coating (RB) was obtained in the same manner as in Example 3, except that the coating liquid for forming a transparent coating (RB) was used.
- silica-alumina particle dispersion (RC, unconnected particles) obtained in the middle of the preparation of the silica-alumina particles (C) dispersion in the same manner as in Example 8 was treated with a Si
- the silica / alumina particles had an Al O / SiO (molar ratio) of 0.0019 and a refractive index of 1.28. Met.
- Example 3 In the same manner as in Example 3, 50 g of a liquid containing a transparent film-forming component of SiO (concentration: 5% by weight) was prepared.
- a substrate with a transparent coating (RC) was obtained in the same manner as in Example 1 except that the coating liquid for forming a transparent coating (RC) was used.
- Panel glass for cathode ray tube (while holding 14 surfaces at 40 ° C, the coating solution (RC) for forming a transparent film obtained in the same manner as in Comparative Example 3 at 100 rpm for 90 seconds by the spinner method was used. Coating • Dried and baked at 160 ° C for 30 minutes to obtain a transparent coated substrate (RE).
- Example 9 In the same manner as in Example 9, except that the coating liquid for transparent film formation (RC) obtained in the same manner as in Comparative Example 3 was used instead of the coating liquid for transparent film formation (H), ).
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Dispersion Chemistry (AREA)
- Paints Or Removers (AREA)
- Surface Treatment Of Optical Elements (AREA)
- Laminated Bodies (AREA)
- Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
- Silicon Compounds (AREA)
- Non-Insulated Conductors (AREA)
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020057019370A KR101171878B1 (ko) | 2003-05-12 | 2004-05-12 | 투명 피막 형성용 도포액 및 투명 피막을 지닌 기재 및표시장치 |
JP2005506021A JP4837376B2 (ja) | 2003-05-12 | 2004-05-12 | 透明被膜形成用塗布液および透明被膜付基材、表示装置 |
US10/556,375 US7625635B2 (en) | 2003-05-12 | 2004-05-12 | Transparent film-forming coating liquid, substrate with transparent film, and display device |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003-133591 | 2003-02-15 | ||
JP2003133591 | 2003-05-12 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2004099074A1 true WO2004099074A1 (ja) | 2004-11-18 |
Family
ID=33432194
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2004/006371 WO2004099074A1 (ja) | 2003-05-12 | 2004-05-12 | 透明被膜形成用塗布液および透明被膜付基材、表示装置 |
Country Status (6)
Country | Link |
---|---|
US (1) | US7625635B2 (ja) |
JP (1) | JP4837376B2 (ja) |
KR (1) | KR101171878B1 (ja) |
CN (1) | CN100519414C (ja) |
TW (1) | TWI290536B (ja) |
WO (1) | WO2004099074A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006257407A (ja) * | 2005-02-16 | 2006-09-28 | Fuji Photo Film Co Ltd | 硬化性樹脂組成物、硬化膜、反射防止フィルム、偏光板、及び液晶表示装置 |
WO2010071010A1 (ja) * | 2008-12-18 | 2010-06-24 | 日揮触媒化成株式会社 | 鎖状シリカ系中空微粒子とその製造方法、該微粒子を含む透明被膜形成用塗布液および透明被膜付基材 |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4876426B2 (ja) * | 2005-04-08 | 2012-02-15 | 日亜化学工業株式会社 | 耐熱性及び耐光性に優れる発光装置 |
CL2007000734A1 (es) * | 2006-03-22 | 2008-05-02 | Grace W R & Co | Revestimiento de oxido inorganico transparente producido al preparar composicion de revestimiento que comprende particulas de oxido inorganico y polimero, aplicar composicion sobre sustrato, formar revestimiento y calentar el revestimiento para elimi |
TWI497658B (zh) * | 2009-10-07 | 2015-08-21 | Xintec Inc | 晶片封裝體及其製造方法 |
WO2011059081A1 (ja) * | 2009-11-16 | 2011-05-19 | 日揮触媒化成株式会社 | シリカ・アルミナゾルの製造方法、シリカ・アルミナゾル、該ゾルを含む透明被膜形成用塗料および透明被膜付基材 |
JP6266230B2 (ja) * | 2013-05-15 | 2018-01-24 | 日揮触媒化成株式会社 | 表面改質金属酸化物微粒子、薄膜形成用の塗布液、薄膜付き基材、光電気セル、及び表面改質金属酸化物微粒子の製造方法 |
CN107021765B (zh) * | 2017-05-25 | 2020-03-10 | 中国科学院过程工程研究所 | 一种利用高铝粉煤灰制备莫来石联产聚合氯化铝的方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04187512A (ja) * | 1990-11-21 | 1992-07-06 | Catalysts & Chem Ind Co Ltd | シリカゾルとその製法 |
JPH1161043A (ja) * | 1997-08-07 | 1999-03-05 | Catalysts & Chem Ind Co Ltd | 多孔質シリカ系被膜形成用塗布液、被膜付基材および短繊維状シリカ |
JP2003105268A (ja) * | 2001-09-28 | 2003-04-09 | Catalysts & Chem Ind Co Ltd | 透明被膜形成用塗布液および透明導電性被膜付基材、表示装置 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3761189B2 (ja) | 1993-11-04 | 2006-03-29 | 触媒化成工業株式会社 | 複合酸化物ゾル、その製造方法および基材 |
US6586104B2 (en) * | 1996-06-24 | 2003-07-01 | Catalysts & Chemicals Industries Co., Ltd. | Coating liquid for forming a transparent coating and substrate with a transparent coating |
JP3563236B2 (ja) * | 1996-09-26 | 2004-09-08 | 触媒化成工業株式会社 | 透明導電性被膜形成用塗布液、透明導電性被膜付基材およびその製造方法、表示装置 |
JP3765674B2 (ja) | 1998-03-16 | 2006-04-12 | Kddi株式会社 | 障害個所推定方法 |
KR100571624B1 (ko) | 1998-09-10 | 2006-04-17 | 닛산 가가쿠 고교 가부시키 가이샤 | 염주상(念珠狀)의 실리카 졸, 그 제조법 및 잉크제트기록매체 |
US6623791B2 (en) * | 1999-07-30 | 2003-09-23 | Ppg Industries Ohio, Inc. | Coating compositions having improved adhesion, coated substrates and methods related thereto |
JP4031624B2 (ja) | 2000-06-23 | 2008-01-09 | 株式会社東芝 | 透明被膜付基材、透明被膜形成用塗布液、および表示装置 |
AU2002222659A1 (en) * | 2000-12-18 | 2002-07-01 | Bridgestone Corporation | Film-reinforced glasses |
JP3862075B2 (ja) * | 2001-10-31 | 2006-12-27 | 学校法人日本大学 | 樹脂組成物、それを用いた積層体、自動車用部品およびそれらの製造方法 |
WO2004052639A1 (ja) * | 2002-12-10 | 2004-06-24 | Nippon Sheet Glass Co., Ltd. | 皮膜被覆物品、その製造方法及び皮膜形成用塗工材料 |
-
2004
- 2004-05-12 US US10/556,375 patent/US7625635B2/en active Active
- 2004-05-12 CN CNB2004800127045A patent/CN100519414C/zh not_active Expired - Lifetime
- 2004-05-12 WO PCT/JP2004/006371 patent/WO2004099074A1/ja active Application Filing
- 2004-05-12 TW TW093113295A patent/TWI290536B/zh not_active IP Right Cessation
- 2004-05-12 KR KR1020057019370A patent/KR101171878B1/ko active IP Right Grant
- 2004-05-12 JP JP2005506021A patent/JP4837376B2/ja not_active Expired - Lifetime
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04187512A (ja) * | 1990-11-21 | 1992-07-06 | Catalysts & Chem Ind Co Ltd | シリカゾルとその製法 |
JPH1161043A (ja) * | 1997-08-07 | 1999-03-05 | Catalysts & Chem Ind Co Ltd | 多孔質シリカ系被膜形成用塗布液、被膜付基材および短繊維状シリカ |
JP2003105268A (ja) * | 2001-09-28 | 2003-04-09 | Catalysts & Chem Ind Co Ltd | 透明被膜形成用塗布液および透明導電性被膜付基材、表示装置 |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006257407A (ja) * | 2005-02-16 | 2006-09-28 | Fuji Photo Film Co Ltd | 硬化性樹脂組成物、硬化膜、反射防止フィルム、偏光板、及び液晶表示装置 |
WO2010071010A1 (ja) * | 2008-12-18 | 2010-06-24 | 日揮触媒化成株式会社 | 鎖状シリカ系中空微粒子とその製造方法、該微粒子を含む透明被膜形成用塗布液および透明被膜付基材 |
JPWO2010071010A1 (ja) * | 2008-12-18 | 2012-05-24 | 日揮触媒化成株式会社 | 鎖状シリカ系中空微粒子とその製造方法、該微粒子を含む透明被膜形成用塗布液および透明被膜付基材 |
JP5686604B2 (ja) * | 2008-12-18 | 2015-03-18 | 日揮触媒化成株式会社 | 鎖状シリカ系中空微粒子とその製造方法、該微粒子を含む透明被膜形成用塗布液および透明被膜付基材 |
Also Published As
Publication number | Publication date |
---|---|
TW200500299A (en) | 2005-01-01 |
KR20050122253A (ko) | 2005-12-28 |
CN1787967A (zh) | 2006-06-14 |
JP4837376B2 (ja) | 2011-12-14 |
TWI290536B (en) | 2007-12-01 |
JPWO2004099074A1 (ja) | 2006-07-13 |
CN100519414C (zh) | 2009-07-29 |
US20060234087A1 (en) | 2006-10-19 |
KR101171878B1 (ko) | 2012-08-07 |
US7625635B2 (en) | 2009-12-01 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP2004055298A (ja) | 透明導電性被膜形成用塗布液、および透明導電性被膜付基材、表示装置 | |
JP4031624B2 (ja) | 透明被膜付基材、透明被膜形成用塗布液、および表示装置 | |
TWI476166B (zh) | Method for manufacturing anti - reflective tempered glass | |
WO2015041257A1 (ja) | 低反射膜付き強化ガラス板およびその製造方法 | |
WO2015186753A1 (ja) | 機能膜付き化学強化ガラス板、その製造方法および物品 | |
JP2015049319A (ja) | 透明基材と防汚性反射防止膜とを備える物品およびその製造方法 | |
JP4540979B2 (ja) | ハードコート膜付基材および該ハードコート膜形成用塗布液 | |
WO2004099074A1 (ja) | 透明被膜形成用塗布液および透明被膜付基材、表示装置 | |
JP4343520B2 (ja) | 透明被膜形成用塗布液および透明被膜付基材、表示装置 | |
JP4979876B2 (ja) | ハードコート膜付基材 | |
JP5068298B2 (ja) | 透明導電性被膜形成用塗布液、透明導電性被膜付基材および表示装置 | |
JP2000196287A (ja) | 透明導電性被膜形成用塗布液、透明導電性被膜付基材および表示装置 | |
JP4959067B2 (ja) | 透明低反射導電性被膜形成用塗布液、透明低反射導電性被膜付基材および表示装置 | |
JP2001064540A (ja) | 透明導電性被膜形成用塗布液、透明導電性被膜付基材および表示装置 | |
JP4002435B2 (ja) | 透明導電性被膜形成用塗布液、透明導電性被膜付基材および表示装置 | |
JP5782916B2 (ja) | 変性中空シリカ微粒子を含有する反射防止フィルム用組成物と、これを用いた反射防止フィルム | |
JP5187990B2 (ja) | 透明導電性被膜形成用塗布液、透明導電性被膜付基材ならびに表示装置 | |
JP4372301B2 (ja) | 透明導電性被膜形成用塗布液、透明導電性被膜付基材および表示装置 | |
JP2002055204A (ja) | 反射防止膜付基材 | |
JP4425530B2 (ja) | インジウム系酸化物微粒子の製造方法、該微粒子を含む透明導電性被膜形成用塗布液および透明導電性被膜付基材、表示装置 | |
JP2003327428A (ja) | インジウム系酸化物微粒子およびその製造方法、ならびにインジウム系酸化物微粒子を含む透明導電性被膜形成用塗布液、透明導電性被膜付基材、表示装置 | |
JP4033646B2 (ja) | 導電性金属酸化物粒子、導電性金属酸化物粒子の製造方法、透明導電性被膜付基材および表示装置 | |
JP2003261326A (ja) | インジウム系酸化物微粒子、該微粒子の製造方法ならびに該微粒子を含んでなる透明導電性被膜形成用塗布液および透明導電性被膜付基材、表示装置 | |
JP4782054B2 (ja) | 透明導電性被膜付基材および表示装置 | |
JP2002205352A (ja) | 透明導電性被膜付基材および表示装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
AK | Designated states |
Kind code of ref document: A1 Designated state(s): AE AG AL AM AT AU AZ BA BB BG BR BW BY BZ CA CH CN CO CR CU CZ DE DK DM DZ EC EE EG ES FI GB GD GE GH GM HR HU ID IL IN IS JP KE KG KP KR KZ LC LK LR LS LT LU LV MA MD MG MK MN MW MX MZ NA NI NO NZ OM PG PH PL PT RO RU SC SD SE SG SK SL SY TJ TM TN TR TT TZ UA UG US UZ VC VN YU ZA ZM ZW |
|
AL | Designated countries for regional patents |
Kind code of ref document: A1 Designated state(s): BW GH GM KE LS MW MZ NA SD SL SZ TZ UG ZM ZW AM AZ BY KG KZ MD RU TJ TM AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LU MC NL PL PT RO SE SI SK TR BF BJ CF CG CI CM GA GN GQ GW ML MR NE SN TD TG |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application | ||
WWE | Wipo information: entry into national phase |
Ref document number: 2005506021 Country of ref document: JP |
|
WWE | Wipo information: entry into national phase |
Ref document number: 1020057019370 Country of ref document: KR |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2006234087 Country of ref document: US Ref document number: 10556375 Country of ref document: US Ref document number: 20048127045 Country of ref document: CN |
|
WWP | Wipo information: published in national office |
Ref document number: 1020057019370 Country of ref document: KR |
|
122 | Ep: pct application non-entry in european phase | ||
WWP | Wipo information: published in national office |
Ref document number: 10556375 Country of ref document: US |