Abstract: An anti-reflection film, which comprises: a low refractive index layer that is formed by curing a coating solution composition comprising: a fluorine-free copolymer containing a constituent having a polysiloxane structure represented by formula (1) as defined in the specification in a main chain and a constituent containing a hydroxyl group in a side chain; and a fluorine-containing copolymer; a polarizing plate wherein the anti-reflection film is used as one of two protective films for a polarizing film; and an image display device wherein the anti-reflection film or the polarizing plate is used in the outermost surface of the display.

Abstract: A coating composition capable of improving evenness in drying and evenness in airing and causing no impairment of evenness in coating, which is useful for an antireflective film having high uniformity in surface conditions and attaining sufficient antireflection performance and for a polarizing plate and a display device each using such an antireflective film.

Abstract: A resin film including a resin and an organic acid represented by the following formula (1), wherein the ratio of the organic acid to the resin is from 0.

Abstract: An antireflection film is provided and includes: a transparent support; and a low refractive index layer formed by coating a composition on the transparent support. The composition contains a fluorine-containing polymer containing a fluorine-containing vinyl monomer polymerization unit and a hydroxyl group-containing vinyl monomer polymerization unit, a crosslinking agent capable of reacting with a hydroxyl group, and a salt formed from an acid and an organic base, the organic base having a pKa of a conjugate acid thereof of 5.0 to 13.0.

Abstract: An antireflection film comprising a support and a low refractive index layer prepared by coating a coating composition containing the following components: (A) a fluorine-containing polymer, a principal chain of which is made of only carbon atoms and which contains at least one fluorine-containing vinyl monomer polymerization unit and at least one hydroxyl group-containing vinyl monomer polymerization unit, wherein a content of the hydroxyl group-containing vinyl monomer polymerization unit exceeds 20% by mole, provided that the polymer does not have a polysiloxane structure in the principal chain; (B) a crosslinking agent capable of reacting with a hydroxyl group; and (C) a compound containing two or more (meth)acryloyl groups in one molecule thereof.

Abstract: A resin film has a photoelastic coefficient of from 0 to 30×10?8 cm2/N; and Re satisfying the following formulae (1) to (4): 20 nm<Re(548)<300 nm??Formula (1): 0.5<Re(446)/Re(548)<1??Formula (2): 1.0<Re(629)/Re(548)<2.0??Formula (3): 0.1%?[{Re(548) at 25° C., 10% RH?Re(548) at 25° C., 80% RH}/Re(548) at 25° C., 60% RH]?20%,??Formula (4): wherein Re(?) represents an in-plane retardation at a wavelength of ?.

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: A surfactant is added to a polymer solution (21) which is a coating fluid comprising an organic solvent and a polymer. The surfactant contains a fluorine atom and reduces the surface tension of the coating fluid. The coating fluid (21) is applied to a casting band (26) as a support. Dew condensation is caused to occur on the surface of the polymer film (40) formed by coating fluid application. The organic solvent and droplets are vaporized to thereby cause droplets to come into the film and form voids. By the use of the polymer solution (21), which comprises a mixture of an organic solvent, a polymer, and a fluorine-atom-containing surfactant for surface tension reduction, a structure having such fine pores is formed and a film (12) of a honeycomb structure is obtained. This film is reduced in the adhesion of dust, etc.

Abstract: A resin film includes at least one liquid crystalline compound and a plasticizer having an octanol/water partition coefficient of from ?2 to 4 and a molecular weight of from 200 to 1,400.

Abstract: A curable composition, which comprises at least one hydroxyl group-containing polymer, at least one crosslinking agent having a fluorine atom and being reactive with hydroxyl group and at least one curing catalyst; a compound having a specific structure, which is appropriately usable as a crosslinking agent in the curable composition, or a partial condensation product thereof; a cured product obtained by heating the curable composition; a laminate film or an antireflective film having a layer which is formed by coating the curable composition on a transparent support; a polarizing plate wherein the antireflective film is used as one of two protective films for a polarizing film in the polarizing plate; and an image display device wherein the antireflective film or the polarizing plate is employed as the outermost face of the display.

Abstract: An anti-reflection film, which comprises: a low refractive index layer that is formed by curing a coating solution composition comprising: a fluorine-free copolymer containing a constituent having a polysiloxane structure represented by formula (1) as defined in the specification in a main chain and a constituent containing a hydroxyl group in a side chain; and a fluorine-containing copolymer; a polarizing plate wherein the anti-reflection film is used as one of two protective films for a polarizing film; and an image display device wherein the anti-reflection film or the polarizing plate is used in the outermost surface of the display.

Abstract: An antireflection film is provided and includes: a transparent support; and a low refractive index layer formed by coating a composition on the transparent support. The composition contains a fluorine-containing polymer containing a fluorine-containing vinyl monomer polymerization unit and a hydroxyl group-containing vinyl monomer polymerization unit, a crosslinking agent capable of reacting with a hydroxyl group, and a salt formed from an acid and an organic base, the organic base having a pKa of a conjugate acid thereof of 5.0 to 13.0.

Abstract: A polymer film includes: a wavelength dispersion regulator represented by formula (I): wherein R1 and R2 each independently represents a hydrogen atom, an alkyl group or an aryl group, provided that both R1 and R2 are not hydrogen atoms at the same time; and R3 and R4 each independently represents an electron-withdrawing substituent, and R1 and R2, or R3 and R4 may be bonded together to form a ring, and wherein the polymer film has a retardation value that satisfies the following formulae (1) and (2): 70 nm?Rth(548)?300 nm??Formula (1) Rth(628)<Rth(548)<Rth(446)??Formula (2) wherein Rth(?) represents a retardation value expressed in nm in a film thickness direction measured at a wavelength of ? nm.

Abstract: An antireflection film comprising a transparent support and a low-refractivity layer as an outermost layer, the low-refractivity layer being formed by a specific fluoropolymer-containing composition, and a polarizing plate and an image display device comprising the antireflection film.

Abstract: An antireflection film is provided and includes, as an outermost layer, a lower refractive index layer containing a fluorine-containing polymer of which a main chain is formed solely of carbon atoms and a compound having a polysiloxane structure. The fluorine-containing polymer contains a hydroxyl group-containing vinyl monomeric polymerization unit with a content exceeding 20 mole %.

Abstract: It is an object of the present invention to provide a detection surface used for biosensors, in which non-specific adsorption is suppressed and the generation of pinholes is also suppressed. The present invention provides a biosensor, which comprises a substrate coated with a hydrophobic polymer having an alkyl group substituted with a fluorine atom.

Abstract: A novel optical compensatory sheet comprising an optically anisotropic layer comprising at least one liquid crystal compound, at least one cellulose ester, and at least one polymer A comprising at least one repeating unit derived from a monomer having a fluoro-aliphatic group, and at least one repeating unit having a group selected from the group consisting of carboxyl group (—COOH) or a salt thereof, a sulfo group (—SO3H) or a salt thereof and a phosphonoxy group {—OP(?O) (OH)2} or a salt thereof, is disclosed. A novel optical compensatory sheet comprising an optically anisotropic layer comprising at lest one liquid crystal compound at least one polymer C, having a weight average molecular weight of not less than 5000 and less than 20000, represented by a formula (1b), and at least one polymer D, having a weight average molecular weight of not less than 20000, represented by a formula (1b), is also disclosed.

Abstract: There is provided a coating composition capable of improving evenness in drying and evenness in airing and causing no impairment of evenness in coating, which is useful for an antireflective film having high uniformity in surface conditions and attaining sufficient antireflection performance and for a polarizing plate and a display device each using such an antireflective film.

Abstract: Disclosed is a liquid crystal display device wherein an optically anisotropic layer is formed on an optical film satisfying that Rth is 0 to 150 nm at 23° C./60% RH and the difference between Rth at 23° C./10% RH and Rth at 23° C./80% RH is 40% or less of Rth at 23° C./60% RH. In the liquid crystal display, liquid crystal cells are optically compensated accurately and less affected in the display properties even when the storage environment changes.