Abstract: A photopolymerization-curable inkjet-recording ink composition, including an ethylenic unsaturated monomer, a colorant, and a photopolymerization initiator containing an organic dye and an organic boron compound. The ethylenic unsaturated monomer is preferably a compound which polymerizes to form a polymer having an oxygen permeability coefficient at 25° C. of 2.6×10?13 [m3(STP)·m/(s·m2·kPa)] or lower.

Abstract: An antireflective film comprising: a support; and at least one layer including an antireflective layer, wherein at least one of said at least one layer laminated on the support is a layer formed by ionizing radiation curing of a composition containing a combination of a radical polymerization initiator with at least one compound selected from two or more kinds of initiator assistants and further containing an ionizing radiation curable compound.

Abstract: A coating composition for the formation of a low refractive index layer, comprising: a fluorine-containing olefin-based polymer that has a polysiloxane segment represented by formula 1 in its main chain, has a fluorine content of 30 mass % or more, and contains a plurality of ethylenically unsaturated groups; and a hollow silica fine particle having an average particle diameter of 5 to 200 nm and a refractive index of 1.17 to 1.40: Formula 1: [wherein R1 and R2, which may be the same or different, each represents a hydrogen atom, an alkyl group, an alkyl halide group or an aryl group].

Abstract: A transparent film comprises: a transparent support; and a hard coat layer on the transparent support, wherein the hard coat layer is a layer which is obtained by: applying on a transparent support an applying composition comprising an ionizing radiation curable compound and at least one kind of active halogen compound; drying; and hardening by irradiation of ionizing radiation.

Abstract: A method of producing an optical film comprising at least two ionizing radiation-curing layers on a transparent substrate, the method comprising: Step 1 of irradiating a layer A, which comprises two or more kinds of polymerization initiators having different absorption ends at a longer wavelength side in wavelength range of sensitivity to which they are sensitive, with an ionizing radiation having a wavelength to which at least one kind (a) of the polymerization initiators is not substantially sensitive and at least one kind (b) of the polymerization initiators is sensitive; and Step 2 of spreading a coating solution for layer B comprising at least one polymerization initiator (c) over the layer A after Step A and then irradiating the coating solution for layer B with an ionizing radiation having a wavelength to which the polymerization initiators (a) and (c) are sensitive.

Abstract: An antireflection film comprising a transparent support, a hard coat layer and a low refractive index layer, wherein the low refractive index layer is formed with a composition containing a binder polymer, a polymerization initiator and an ethylenically unsaturated group-containing hardenable compound.

Abstract: An optical film, which comprises: a transparent support; and at least one layer of functional layer formed from a coating composition, wherein the at least one layer of functional layer is formed by curing the coating composition by a heat energy and a light energy.

Abstract: An optical film, which comprises: a transparent support; and at least two layers each containing a cured product on or above the transparent support, wherein the layer to be brought into contact with the surface of the transparent support contains a cured product of a below-described composition (I) and the outermost layer of the optical film is a layer containing a cured product of a below-described composition (II): Composition (I): a composition comprising: a polyfunctional compound (a) having two or more ethylenically unsaturated groups; at least one of a photo-polymerization initiator and a thermo-polymerization initiator; and metal oxide particles, Composition (II): a composition comprising: a binder polymer; a polyfunctional compound (b) having two or more ethylenically unsaturated groups; at least one of a photo-polymerization initiator and a thermo-polymerization initiator; and metal oxide particles; production process of the film; and polarizing plate and display device equipped with the antireflect

Abstract: A method for manufacturing an optical film comprising a transparent substrate and at least one functional layer on or above the transparent substrate, wherein said at least one functional layer to be laminated on the transparent substrate is formed by a layer-forming method comprising the following steps (1) and (2): (1) step of applying a coated layer on the transparent substrate, and (2) step of curing the coated layer by irradiating ionizing radiation in an oxygen environment in which the oxygen concentration is lower than an atmospheric oxygen concentration.

Abstract: Disclosed is a photopolymerizable composition containing a polymerizable compound having an addition-polymerizable unsaturated bond, an organic dye, and an organoboron compound represented by the following general formula (I), wherein at least one kind of the organoboron compound is included and the proportion thereof is one mole or more per mole of the organic dye B?R)4X?.

Abstract: An optical film comprising: a transparent support; and at least one hard coat layer containing a translucent resin and a coagulating metal oxide particle, and having a surface haze value of from 0 to 12%, an internal haze value of from 0 to 35% and an Sm value of from 50 to 200 ?m.

Abstract: An optical film comprising a substrate and a layer, the layer comprising a cured object of a composition which contains at least one of: a hydrolyzate of at least one organosilane compound having a directly silicon-bonded hydroxyl or hydrolyzable group; and a partial condensate of the hydrolyzate, and further contains a compound having a polymerization initiation site, and an antireflection film comprising a substrate and at least one layer including an antireflection layer, wherein at least one of the at least one layer is a layer formed by curing, with at least one of a light and a heat energy, a composition which contains at least one of: a hydrolyzate of at least one organosilane compound having a directly silicon-bonded hydroxyl or hydrolyzable group; and a partial condensate of the hydrolyzate, and further contains a compound having a polymerization initiation site.

Abstract: An optical film comprising a support and a layer containing a cured product of a composition which contains a fluorinated photopolymerization initiator and an ionizing radiation-curing compound.

Abstract: A coating composition for the formation of a low refractive index layer, comprising: a fluorine-containing olefin-based polymer that has a polysiloxane segment represented by formula 1 in its main chain, has a fluorine content of 30 mass % or more, and contains a plurality of ethylenically unsaturated groups; and a hollow silica fine particle having an average particle diameter of 5 to 200 nm and a refractive index of 1.17 to 1.40: Formula 1: [wherein R1 and R2, which may be the same or different, each represents a hydrogen atom, an alkyl group, an alkyl halide group or an aryl group].

Abstract: A microcapsule in which a capsule wall of the microcapsule comprises a first polymer component. A surface of the capsule wall is modified with a second polymer component that is formed from a monomer having an ethylenic unsaturated bond.

Abstract: An inkjet ink comprising a plurality of liquids containing a polymerizable compound, a polymerization initiator, a colorant, and two compounds which react with each other to form an aggregate or become viscous when mixed with each other. There is no liquid containing both of the compounds capable of reacting with each other. The compounds capable of reacting with each other may be a compound having an acidic moiety and a compound having a basic moiety. Also provided is an image-forming method using the inkjet ink.

Abstract: A photopolymerization-curable inkjet-recording ink composition, comprising an ethylenic unsaturated monomer, a colorant, and a photopolymerization initiator containing an organic dye and an organic boron compound. The ethylenic unsaturated monomer is preferably a compound which polymerizes to form a polymer having an oxygen permeability coefficient at 25° C. of 2.6×10?13 [m3(STP)·m/(s·m2·kPa)] or lower.

Abstract: In a fine particle dispersion, fine particles including an oil-soluble dye having an oxidation potential higher than 1.0 V vs SCE and a polymer having at least one of an amide group, a glycidyl group and a hydroxyl group are dispersed in an aqueous medium. Further, an ink composition includes the fine particle dispersion.

Abstract: A microcapsule in which a capsule wall of the microcapsule comprises a first polymer component. A surface of the capsule wall is modified with a second polymer component that is formed from a monomer having an ethylenic unsaturated bond.

Abstract: A photopolymerizable composition that is highly sensitive not only to ultraviolet light, but also light in the range from visible light to infrared light, and a recording material containing the photopolymerizable composition, which is excellent in sensitivity and decolorization property in the background part, and which is capable of forming sharp images with high contrast. The photopolymerizable composition contains a polymerizable compound having an ethylenic unsaturated bond and a radical generator capable of forming a radical by the action of the compound and the radical generator upon each other.