Abstract: A mixture of a benzophenone derivative having hydroxyl and alkoxysilyl groups and a benzophenone derivative having silyloxy and alkoxysilyl groups provides a reactive UV absorber which is unlikely to gel, stable during shelf storage, and curable. A coating solution comprising the UV absorber cures at room temperature to form a UV-screening film which has adhesion to glass and plastic substrates, scratch resistance, and bleed resistance, and maintains a UV-screening function over time.

Abstract: A film for solar battery backside sealing component includes a resin layer containing a resin produced by copolymerizing an acrylic polyol resin, an ultraviolet absorber, and a photostabilizing agent, along with a color pigment and a plasticizer, that is laminated to at least one side of a base film.

Abstract: A film for solar battery backside sealing sheet includes a resin layer containing a resin produced by copolymerizing an acrylic polyol resin, an ultraviolet absorber, and a photostabilizing agent, along with an antistatic agent, laminated to at least one side of a base film, wherein the antistatic agent in the resin layer accounts for 1 to 30 parts by mass relative to 100 parts by mass of the resin produced by copolymerizing an acrylic polyol resin, an ultraviolet absorber, and a photostabilizing agent.

Abstract: Disclosed herein are photopolymerizable compositions and formulations that comprise photochromic dyes, photochromic blue light blocking dyes, permanent dyes, permanent blue blocking dyes, and/or their combinations. In some variations, these formulations are suited for example, for sandwiching between lens blanks to form semi-finished lens assemblies to form a tinted lens useful in sunglasses. The formulations are also suitable for correcting optical aberrations, and may provide a photochromic effect when exposed to sunlight.

Abstract: An ultraviolet absorber composition is provided and includes: a compound represented by formula (I); and an ultraviolet absorber having a maximum absorption at a wavelength of from 340 to 400 nm: R1a, R1b, R1c, R1d, R1e, R1f, R1g, R1h, R1i, and R1j each independently represent a hydrogen atom or a monovalent substituent except OH, or adjacent two of R1a, R1b, R1c, R1d, R1e, R1f, R1g, R1h, R1i, and R1j may be taken together to form a ring; R1k, R1m, R1n, and R1p each independently represent a hydrogen atom or a monovalent substituent, or adjacent two of R1k, R1m, R1n, and R1p may be taken together to form a ring; and at least one of R1a, R1b, R1c, R1d, R1e, R1f, R1g, R1h, R1i, R1j, R1k, R1m, R1n, and R1p is a substituent having a positive ?p value in Hammett equation.

Abstract: The present invention relates to a composition for low-refractive-index films, components (b) and (c), and an organic solvent. Component (b) is a fluorine-containing polymer. Component (c) is one or more of acrylic acid derivatives and methacrylic acid derivatives having 1 to 5 acryloyl groups or methacryloyl groups. Component (b) is a copolymer comprising 10 to 50 parts by mole of one or more of fluorine-containing polymers having cyclic structures as represented by formulae (1), (2) and (3), and tetrafluoroethylene; 0 to 50 parts by mole of hexafluoropropylene; 90 to 10 parts by mole of vinylidene fluoride; and 10 to 100 parts by mole of vinyl fluoride and component (b) is one or more of methacrylate compounds and acrylate compounds containing a fluoroalkyl group having 1 to 10 carbon atoms.

Abstract: A method includes the steps of preparing a work area for mitigating contamination of an item to be coated. A residue free cleaning solution is applied to a surface of the item for cleaning the surface without leaving residue. The surface is scuffed and cleaned for removing contaminates. The surface rinsed to remove cleaning solution and residue from scuffing the surface. A catalytic hardener is combined with a finishing product comprising clear coat, an accelerated reducer, a fast reducer, an acetone and a UV inhibitor for bonding to the surface with UV protection. The surface is tacked-off to remove dirt and dust. The combined catalytic hardener and finishing product is applied with an HVLP spray system having less than 5 psi of pressure for mitigating overspray. A period of time is provided for the combined catalytic hardener and finishing product to cure.

Abstract: Disclosed herein is an innovative plasmonic droplet including a droplet of fluid, a detection-target material which is in the droplet of fluid, and a nanoplasmon probe which is on a surface of the droplet of fluid and/or in the droplet of fluid. The plasmonic droplet may be applied for plasmon based optical sensing techniques, for example, for ultrasensitive analysis of bacteria, pathogen, etc.

Abstract: To provide a pattern forming method, which contains: forming a first resist pattern on a processing surface using a first resist composition; forming a coating layer using a coating material so as to cover a surface of the first resist pattern; applying a second resist composition over the first resist pattern above which the coating layer has been formed so as not to dissolve the first resist pattern with the second resist composition to thereby form a second resist film; and selectively exposing the second resist film to exposure light and developing the second resist film to thereby expose the first resist pattern to the air, as well as forming a second resist pattern in an area of the processing surface where the first resist pattern has not been formed.

Abstract: Dispersion comprising functionalized metal oxide particles, polymerizable compounds and if appropriate a solvent and their use for stabilizing polymers.

Abstract: Improved metal oxide nanoparticles, in particular zinc oxides, are modified with silanes. The particles obtained in this way are suitable for an improved UV protection of polymers.

Abstract: A polymer film comprising at least one polymer as the main ingredient thereof, and at least one compound that satisfies relational formulae (1) and (2), in an amount of from 0.2 to 20% by mass of said at least polymer is disclosed. ?max indicates the maximum absorption wavelength (unit: nm) of the compound, ?1/2 (?max<?1/2) indicates the wavelength at which the absorption intensity at ?max is ½.

Abstract: Suitable additives that may be added into immersion fluids, immersion fluids comprising at least one carrier medium selected from an aqueous fluid, a non-aqueous fluid, and mixtures thereof, and immersions fluids comprising at least one carrier medium and at least one additive useful for performing immersion lithography at an operating wavelength ranging from 140 nm to 365 nm are disclosed herein.

Abstract: The present invention relates to the use of a stabilizing composition comprising (a) an effective stabilizing amount of at least one merocyanine derivative having an absorption maximum of 350 to 400 nm, and (b) at least one UV filter selected from benzotriazole derivatives; and optionally (c) at least one excited state quencher; for the protection of body care and household products against the deleterious effects of light, heat and oxygen.

Abstract: The present invention relates to a silicone resin composition including a silicone resin and metal oxide fine particles dispersed therein, the silicone resin being obtained by reacting a siloxane derivative having at least one selected from the group consisting of an alkoxysilyl group and a silanol group at a molecular end thereof and having a weight-average molecular weight (Mw) as determined by a gel permeation method of 300 to 6,000, with silica fine particles having silanol groups on a surface thereof.

Abstract: Plastic restoration kits and methods for effectively restoring the light transmission and optical clarity properties to a plastic surface such as an aircraft window. The kits and methods restore plastic surfaces that have been damaged by scratching and/or UV-induced oxidation. The kits and methods employ a polishing composition and optionally a lusterizing composition, each having particles selected so as to polish and lusterize a plastic surface. After polishing and lusterizing, a UV protective composition that forms a hard UV protective coating is applied. The polishing and/or lusterizing compositions may include agglomerated abrasive particles dispersed in a liquid or gel carrier that progressively break down in size when exposed to oxygen and mechanical pressuring during polishing or lusterizing.

Abstract: An ultraviolet absorbent composition, containing at least one kind of specific ultraviolet absorbent as exemplified below, and at least one kind of specific compound as exemplified below.

Abstract: A non-linear optical device comprising a polymer configured to be photorefractive upon irradiation by a green laser. The polymer comprises a repeating unit including a moiety selected from the group consisting of the structures (M-1), (M-2) and (M-3), as defined herein.

Abstract: In the invention, use is made of at least one metal organosilicate polymer, in the form of particles, having one of the following formulae I and II: R4Si4Al2O8(OH)x,??Formula I: R8Si8M6O16(OH)y,??Formula II: for the protection from oxidation and/or electromagnetic radiation of a compound sensitive to oxidation and/or to electromagnetic radiation. The invention finds application in particular in the field of the protection from oxidation and photoaging of various materials.

Abstract: A lighting unit cover, having a resin composition including ultraviolet absorbent A, the ultraviolet absorbent A being a compound represented by formula (1): in which, Het1 represents a bivalent five- or six-membered aromatic heterocyclic residue; the aromatic heterocyclic residue may have a substitutent; and R1a, R1b, R1c, R1d, R1e, R1f, R1g and R1h each independently represent a hydrogen atom or a monovalent substituent.

Abstract: A composition comprising: a polycarbonate comprising units derived from a bisphenol cyclohexylidene of the formula: wherein Rc1 and Rd1 are each independently C1-12 alkyl, Rc2 and Rd2 are each independently hydrogen or C1-12 alkyl, Rg is C1-12 alkyl or halogen, and t is 0 to 10; and a poly(ether-ester) copolymer comprising 40 to 60 wt % of polyester hard block units derived from a C6-C24 aromatic dicarboxylic acid or a C6-C24 alicyclic dicarboxylic acid and at least one glycol component, wherein when the C6-C24 aromatic dicarboxylic acid comprises terephthalic acid, isophthalic acid groups are present in an amount from 0 to 30 mole %, based on the total moles of isophthalic acid groups and terephthalic acid groups in the hard block units, and 40 to 60 wt % of polyether soft block units derived from poly(oxytetramethylene) glycol, wherein the molecular weight of the poly(oxytetramethylene) glycol groups is 300 to 1800 Daltons.

Abstract: An ultraviolet absorbent composition, having ultraviolet absorbent A and a silicon compound, in which the ultraviolet absorbent A has a maximum absorption wavelength from 350 nm to 400 nm, a half value width of 55 nm or less, and the molar extinction coefficient of 20000 or more at the maximum absorption wavelength.

Abstract: A cellulose ester film for protecting a polarizing plate of a Liquid Crystal Display device, and a method for producing the same are disclosed. The cellulose ester film comprises a benzotriazole-based UV absorbent of Formula 1 and a triazine-based UV absorbent of Formula 2, wherein, in Formula 1, R1, R2, R3, R4, R5, R6, R7 and R8 represent independently hydrogen atom, halogen atom, hydroxy group, alkyl group, alkenyl group, alkoxy group, alkylthio group, aryl group, aryloxy group or arylthio group, wherein, in Formula 2, R R1, R2 and R3 represent independently alkyl group, alkenyl group, alkoxy group, alkylthio group, aryl group, aryloxy group or arylthio group.

Abstract: The photostabilizing electronic excited state energy—particularly singlet state energy from a UV-absorbing molecule has been found to be readily transferred to (accepted by) ?-cyanodiphenylacrylate compounds of formulas (I) and (V) having an alkoxy radical preferably in the four (para) position (hereinafter methoxycrylenes) on one or both of the phenyl rings: wherein at least one of R1 and R2 is a straight or branched chain C1-C12 alkoxy radical, preferably C1-C8, more preferably C1-C4, and most preferably methoxy, and any non-alkoxy radical R1 or R2 is hydrogen; and R3 is a straight or branched chain C1-C24 alkyl radical, preferably C12-C24, more preferably C20; wherein A and B are the same or different and are selected from the group consisting of oxygen, amino and sulfur; R1 and R3 are the same or different and are selected from the group consisting of C1-C30 alkyl, C2-C30 alkylene, C2-C30 alkyne, C3-C8 cycloalkyl, C1-C30 substituted alkylene, C2-C30 substituted alkyne, aryl, substituted aryl, het

Abstract: There is provided a hydrophobic organic solvent-dispersed sol of anhydrous zinc antimonate colloidal particles and a method for producing the same. A hydrophobic organic solvent-dispersed sol of anhydrous zinc antimonate colloidal particles, wherein surface-modified anhydrous zinc antimonate colloidal particles are dispersed in a hydrophobic organic solvent having a water solubility of 0.002 to 12% by mass, the surface-modified anhydrous zinc antimonate colloidal particles being formed by coating outer surfaces of anhydrous zinc antimonate colloidal particles (A) serving as cores with at least one substance (B) of colloidal particles of a composite oxide containing silica and stannic oxide or silica and antimony pentoxide at a silica/stannic oxide or silica/antimony pentoxide mass ratio of 0.

Abstract: The ultraviolet shielding compound is highly transparent in the visible light spectrum and shields approximately 100% of ultraviolet A (UVA), ultraviolet B (UVB) and ultraviolet C (UVC) radiation. The ultraviolet shielding compound is formed from polyvinyl alcohol (PVA) doped with phosphotungstic acid (H3PW12O40). Preferably, the ratio of phosphotungstic acid to polyvinyl alcohol is 1. The ultraviolet shielding compound may be formed by first making a polymeric solution of polyvinyl alcohol dissolved in deionized water. Next, phosphotungstic acid is dissolved in deionized water to form an acidic solution. The acidic solution is added to the polymeric solution to form a mixture. The mixture is then thickened and cast. The cast mixture may then be dried to produce the ultraviolet shielding compound in the form of a flexible film.

Abstract: The composition for optical materials includes a polymer obtained from silsesquioxanes which are represented by average composition formula (1): (R1SiO1.5)x(R2SiO1.5)y (wherein R1 is a polymerizable group, R2 is a non-polymerizable group, x is a number of 2.0 to 14.0, y is a number of 2.0 to 14.0, provided that x+y=8.0 to 16.0, and R1 groups and R2 groups may be the same or different) and include at least one cage silsesquioxane compound. This composition is suitable for use as the antireflective film in optical devices, has less film shrinkage in the curing step, has good coated surface state and excellent moisture resistance and adhesion, has small changes in the refractive index under high temperature conditions, and is capable of forming a low-refractive-index film.

Abstract: An ultraviolet absorbent composition, containing: an ultraviolet absorbent A represented by formula (1); an ultraviolet absorbent B represented by formula (2-a) or (2-b); and a compound C, which is at least one kind of compound selected from the group consisting of a singlet oxygen scavenger, an antioxidant and a radical trapping agent: wherein Ra1 and Ra2 each independently represent a hydrogen atom or a specific substituent; Ra3 and Ra4 each independently represent a substituent having a Hammett substituent constant ?p value of 0.2 or more; Ra5 to Ra7 each represent a hydrogen atom or a monovalent substituent; X1 and X2 each independently represent a hydrogen atom or a specific substituent; s1 and s2 each independently represent an integer of 1 to 3; Lg represents a divalent substituent or a single bond; w represents 0 or 1; tb represents 1 or 2; and X3 represents, when tb is 1, a hydrogen atom or a specific substituent; and when tb is 2, X3 represents a divalent substituent.

Abstract: The invention provides UV absorber solutions that do not require use of a solvent to prevent formation of insoluble reaction products. The invention is useful in the manufacture of ocular devices including spectacle, contact and intraocular lenses, but may find its greatest utility in the manufacture of spectacle lenses.

Abstract: An ultraviolet absorbent composition, comprising: at least one kind of ultraviolet absorbent (A) that is a compound represented by the following Formula (1); and at least one kind of ultraviolet absorbent (B) that is a compound where absorbance at 320 nm is 20% or more of absorbance at absorption maximum wavelength in the range of from 270 nm to 400 nm and the absorption maximum wavelength is 380 nm or less: wherein Het1 represents a bivalent five- or six-membered aromatic heterocyclic residue; the aromatic heterocyclic residue may have a substituent; Xa, Xb, Xc and Xd each independently represent a heteroatom; Xa to Xd may have a substituent; Ya, Yb, Yc, Yd, Ye and Yf each independently represent a heteroatom or a carbon atom; Ya to Yf may have a substituent; and the rings bound to Het1 may have a double bond at any position.

Abstract: The present invention relates to microcapsules comprising a capsule core comprising a lipophilic substance and also at least one compound which absorbs electromagnetic radiation from the wavelength range from 700 nm to 1 m, and a capsule wall synthesized from 40 to 80% by weight of one or more monomers (monomers I) selected from C1-C24 alkyl esters of acrylic and/or methacrylic acid, acrylic acid, methacrylic acid, and maleic acid, 20 to 60% by weight of one or more di- or polyfunctional monomers (monomers II) which are sparingly soluble or insoluble in water, and 0 to 40% by weight of one or more other monomers (monomers III), based in each case on the total weight of the monomers, and also to microcapsules comprising at least one epoxy tackifier resin and if desired a compound which absorbs electromagnetic radiation from the wavelength range from 700 nm to 1 m, to a process for preparing them, to their use in pressure sensitive adhesives, and also to a method of adhesively bonding at least two substrates.

Abstract: Suitable additives that may be added into immersion fluids, immersion fluids comprising at least one carrier medium selected from an aqueous fluid, a non-aqueous fluid, and mixtures thereof, and immersions fluids comprising at least one carrier medium and at least one additive useful for performing immersion lithography at an operating wavelength ranging from 140 nm to 365 nm are disclosed herein.

Abstract: A laminated body of the present invention includes a melanin-containing layer, wherein the melanin-containing layer is formed by curing a composition that includes at least a melanin, a polymerizable monomer, and a urethane-derived composition. The composition for the laminated body of the present invention is used for producing the laminated body and includes at least a melanin, a polymerizable monomer, and a urethane-derived composition. The optical product of the present invention is formed including the laminated body.

Abstract: The present invention refers to novel nanocomposite materials with protection properties against infrared and ultraviolet-visible radiation, to the method for obtaining them, which comprises the stages of reducing the size of the laminar particles by mechanical action, filtering, removing organic matter, removing crystalline oxides and hard particles that are not subject to modification, obtaining laminar fines or laminar structure, pre-treating laminar structures by means of precursors, and adding the product resulting from the previous stages in liquid or dry state to a plastic matrix. The invention also refers to the use of said materials for different industry fields.

Abstract: A microcapsule comprising A) a core containing a hydrophobic liquid or wax, B) a polymeric shell comprising a) a polymer formed from a monomer mixture containing: i) 1 to 95% by weight of a hydrophobic mono functional ethylenically unsaturated monomer, ii) 5 to 99% by weight of a polyfunctional ethylenically unsaturated monomer, and iii) 0 to 60% by weight of other mono functional monomer, and b) a further hydrophobic polymer which is insoluble in the hydrophobic liquid or wax. The invention includes a process for the manufacture of particles and the use of particles in articles, such as fabrics, and coating compositions, especially for textiles.

Abstract: The present invention provides a method for producing a resin composition comprising a thermoplastic resin and a filler, the method comprising providing an extrusion granulator that comprises (i) a cylinder provided with an outlet, a first feed port and a second feed port located downstream from the first feed port but upstream from the midpoint between the first feed port and the outlet and (ii) at least one screw mounted in the cylinder; feeding the thermoplastic resin and the filler into the cylinder wherein the thermoplastic resin is fed through the first feed port and at least part of the filler is fed through the second feed port; kneading the thermoplastic resin and the filler while transporting them towards the outlet to provide a mixture; and extruding the mixture to produce the composition.

Abstract: The objects of the present invention are to provide core-shell type zinc oxide microparticles, a dispersion containing such microparticles, and a production process and uses of the microparticles and the dispersion, and the invention is directed at: core-shell type zinc oxide microparticles having an average particle diameter of from 50 to 1,000 nm, wherein a core is a secondary particle of spherical shape to the surface of which a polymer is attached as a shell; a dispersion of such zinc oxide microparticles; a dry powder obtained from such a zinc oxide microparticle dispersion; a process for producing core-shell type zinc oxide microparticles or a dispersion thereof, which process includes the steps of: mixing together a zinc salt and a polymer in an organic solvent so as to obtain a mixture; and heating/refluxing the mixture at a predetermined temperature so as to cause core-shell type zinc oxide microparticles to precipitate, wherein the zinc salt is zinc acetate; and uses such as cosmetics, resins and fi

Abstract: An ultraviolet absorber composition is provided and includes: a compound represented by formula (I); and an ultraviolet absorber having a maximum absorption at a wavelength of from 340 to 400 nm: R1a, R1b, R1c, R1d, R1e, R1f, R1g, R1h, R1i, and R1j each independently represent a hydrogen atom or a monovalent substituent except OH, or adjacent two of R1a, R1b, R1c, R1d, R1e, R1f, R1g, R1h, R1i, and R1j may be taken together to form a ring; R1k, R1m, R1n, and R1p each independently represent a hydrogen atom or a monovalent substituent, or adjacent two of R1k, R1m, R1n, and R1p may be taken together to form a ring; and at least one of R1a, R1b, R1c, R1d, R1c, R1f, R1g, R1h, R1i, R1j, R1k, R1m, R1n, and R1p is a substituent having a positive ?p value in Hammett equation.

Abstract: A transparent article includes a continuous polyester matrix having at least one incompatible filler dispersed therein. The incompatible filler provides domains in the polyester matrix, each domain having a particular dimension, thus providing a range of dimensions for the domains in the article. To create haze, the dimensions are within the range of from about 380 nm to about 720 nm. Once the range of dimensions is determined, a light absorbent composition can be found which absorbs light at a range of wavelengths that at least substantially covers the range of dimensions of the domains. In doing so, it has been found that the haze of the article can be substantially masked. Method for producing the article and for masking the haze are also provided.

Abstract: Optical devices of excellent optical and physical properties produced from cured resins are disclosed. The resins and/or the cured hybrid polymer material made with the resins are characterized by a high level of cycloaliphatic-containing groups. Specific additives that can participate in crosslinking the curable polysiloxane provide additional physical property advantages.

Abstract: There are disclosed plastics materials (110; 520; 640) that include one or more phosphors (210) for absorbing ultraviolet (UV) light (170, 420) and re-radiating (160, 410) the light at a longer wavelength, for example the red wavelengths at 680 nm and 700 nm used by a plant (130) for photosynthesis. Such plastics materials may be used to protect the plastic (110, 500) from UV-induced degradation. In another embodiment, a light source (600) is provided with an encapsulant (640) that contains a phosphor (210) to prevent UV-light from escaping from the light source. Examples of the phosphor (210) are iron activated lithium aluminate phosphor although the phosphor may be based on lattices comprising, for example, aluminates, silicates, aluminosilicates, phosphates or borates or mixtures thereof. The phosphors may include activators/co-activators/sensitizers based on transition metals or lanthanides.

Abstract: The photo stabilizing electronic excited state energy—particularly singlet state energy from a UV-absorbing molecule has been found to be readily transferred to (accepted by) ?-cyanodiphenylacrylate compounds of formulas (I) and (V) having an alkoxy radical preferably in the four (para) position (hereinafter methoxycrylenes) on one or both of the phenyl rings: wherein at least one of R1 and R2 is a straight or branched chain C1-C12 alkoxy radical, preferably C1-C8, more preferably C1-C4, and most preferably methoxy, and any non-alkoxy radical R1 or R2 is hydrogen; and R3 is a straight or branched chain C1-C24 alkyl radical, preferably C12-C24, more preferably C20; wherein A and B are the same or different and are selected from the group consisting of oxygen, amino and sulfur; R1 and R3 are the same or different and are selected from the group consisting of C1-C30 alkyl, C2-C30 alkylene, C2-C30 alkyne, C3-C8 cycloalkyl, C1-C30 substituted alkylene, C2-C30 substituted alkyne, aryl, substituted aryl, het

Abstract: With branched epoxy(meth)acrylate which comprises a phenyl skeleton serving as a stiff molecular skeleton, and which comprises in the molecular skeleton a number of branched structures capable of forming a coating structure at a high crosslinking density after ultraviolet curing, it becomes possible to design the coating hardness to be high even if the content of an acryloyl group is designed to be low to effect less crosslinking reaction induced by ultraviolet curing, and it becomes possible to relax distortions inside a cured film due to cure shrinkage which occurs at the time of ultraviolet curing. As a result, there can be realized an ultraviolet-curable composition for an optical disk which has a high elastic modulus and is less tilted at the time of curing even if the coating hardness is designed to be high.

Abstract: A UV absorbing polymeric composition has an E308/E524 and/or E360/E524 ratio of greater than 4, and contains an organic resin and zinc oxide particles. The composition is particularly suitable for use in producing an end-use product, preferably in the form of a polymeric film, exhibiting UV absorbing properties and improved transparency. In one embodiment, the composition may be produced from a masterbatch composition containing an organic resin, an organic dispersing medium and zinc oxide particles. The masterbatch is preferably prepared by mixing a pre-dispersion of the zinc oxide particles in the organic dispersing medium, with the organic resin.

Abstract: A mixture comprising (a) one or more liquid UV absorbers, with the proviso that Tinuvin 384-2 as a liquid UV absorber is excluded, (b) one or more branched polymers comprising stabilizing groups, (c) optionally one or more further additions. Use of such a mixture for stabilizing inanimate organic materials against the effect of light, oxygen and/or heat. Inanimate organic materials comprising at least one such mixture, and also articles produced from such inanimate organic materials. Methods of stabilizing inanimate organic materials against the effect of light, oxygen and/or heat by adding to said inanimate organic materials at least one such mixture in an effective amount.

Abstract: The present invention provides a coating composition for antireflection that includes a low refractive material having a refractive index of 1.2 to 1.45 and a high refractive resin having a refractive index of 1.46 to 2, in which the difference in the surface energy between two materials is 5 mN/m or more; an antireflection film manufactured using the coating composition for antireflection; and a method of manufacturing the antireflection film. According to the present invention, the antireflection film having excellent abrasion resistance and antireflection characteristic can be manufactured using a single composition by one coating process, thereby reducing manufacturing cost.

Abstract: A UV-shielding coating composition comprises (A) a dispersion in a dispersing medium of composite zinc oxide nanoparticles which are obtained by coating surfaces of zinc oxide nanoparticles with an oxide or hydroxide of Al, Si, Zr and Sn, the dispersion having a photocatalytic degradability of up to 25%, (B) a vinyl copolymer obtained from copolymerization of an alkoxysilyl-containing vinyl monomer, a UV-absorbing vinyl monomer, and another monomer, and (C) a solvent. The composition is transparent to visible light, UV-shielding, mar resistant, weatherable, and durable.

Abstract: Disclosed is an optical film or optical sheet which is used for a polarizing plate using iodine as a dye or a liquid crystal display device using the polarizing plate. The optical film or optical sheet is made from a resin containing a triazine compound represented by general formula (1). [In the formula, R1 represents a linear or branched alkyl group having 1-12 carbon atoms, a cycloalkyl group having 3-8 carbon atoms, an alkenyl group having 3-8 carbon atoms, an aryl group having 6-18 carbon atoms, an alkylaryl group having 7-18 carbon atoms, or an arylalkyl group having 7-18 carbon atoms; and R2 represents an alkyl group having 1-8 carbon atoms or an alkenyl group having 3-8 carbon atoms.

Abstract: A UV-shielding silicone coating composition comprises (A) a dispersion in a dispersing medium of composite zinc oxide nanoparticles which are obtained by coating zinc oxide nanoparticles with an oxide or hydroxide of Al, Si, Zr or Sn, the dispersion having a photocatalytic degradability of up to 25%, (B) a silicone resin, (C) a curing catalyst, and (D) a solvent, the solids content of composite zinc oxide nanoparticle dispersion (A) being 1 to 50% by weight based on silicone resin (B). The composition is transparent to visible light, mar resistant, UV-shielding, weatherable, and durable.

Abstract: An active energy ray curable resin composition for a sheet-like optical article capable of providing a cured material having a dynamic elastic modulus at 25° C. of 950 MPa or less and a dynamic elastic modulus at 60° C. of 100 MPa or more and a sheet-like optical article prepared from the resin composition are disclosed. The sheet-like optical article (e.g., prism sheet) has good heat resistance and extremely small warpage.