Abstract: A wavelength conversion member is provided. The wavelength conversion member includes: a wavelength conversion layer including at least one kind of quantum dots that are excited by excitation light to emit fluorescence and an antioxidant; at least one interposing layer that is formed to be adjacent to the wavelength conversion layer; and a barrier layer that is formed on at least one surface of the wavelength conversion layer, in which at least one layer of the interposing layers is an antioxidant-containing interposing layer including the antioxidant.

Abstract: A liquid crystal display device includes: a front-side polarizing plate having a front-side polarizer; a liquid crystal cell; and a rear-side polarizing plate having a rear-side polarizer in this order, in which a distance D1 from a central portion of the front-side polarizer to a central portion of the liquid crystal cell and a distance D2 from a central portion of the rear-side polarizer to the central portion of the liquid crystal cell are different from each other, in which a ratio between an X value, and the distance D1 and a Y value, and the distance D2 rear-side polarizer is in a range of 1±0.12, a distance T1 between the front-side polarizing plate and the liquid crystal cell is 40 ?m or more, and a distance T2 between the rear-side polarizing plate and the liquid crystal cell is in a range of 0 to 30 ?m.

Abstract: Provided is a wavelength conversion member including: a wavelength conversion layer including at least one kind of quantum dots that are excited by excitation light to emit fluorescence and are dispersed in an organic matrix; an intermediate layer that is provided adjacent to at least one main surface of the wavelength conversion layer; and a barrier layer that is provided adjacent to a main surface of the intermediate layer opposite to the wavelength conversion layer and includes silicon nitride and/or silicon oxynitride as a major component, in which the organic matrix is obtained by curing a curable composition including at least an alicyclic epoxy compound, and the intermediate layer includes a chemical structure A which is bonded to silicon nitride and/or silicon oxynitride as a major component of the barrier layer and a chemical structure B which is bonded to the organic matrix.

Abstract: Provided is a wavelength conversion member including: a wavelength conversion layer including at least one kind of quantum dots that are excited by excitation light to emit fluorescence and are dispersed in an organic matrix; and a barrier layer that is provided adjacent to at least one main surface of the wavelength conversion layer and includes silicon nitride and/or silicon oxynitride as a major component, in which the organic matrix is obtained by curing a curable composition including at least an alicyclic epoxy compound and includes a chemical structure A which is bonded to silicon nitride and/or silicon oxynitride as a major component of the barrier layer.

Abstract: The present invention addresses the problem of providing a polarizer maintaining an excellent degree of polarization and having high transmittance and excellent durability, and a polarizing plate and an image display device using the same. This polarizer has a polyvinyl alcohol-based resin and iodine included in the polyvinyl alcohol-based resin, in which the thickness of the polarizer is 2 to 20 ?m, the degree of orientation of the polyvinyl alcohol-based resin is 0.11 or more and 0.16 or less, the iodine content is more than 0.50 g/m2 and 1.0 g/m2 or less, and the product of the degree of orientation of the polyvinyl alcohol-based resin and the iodine content is 0.08 g/m2 or more and 0.11 g/m2 or less.

Abstract: A wavelength conversion member includes: a wavelength conversion layer including at least one kind of quantum dots and a gettering agent, the quantum dots being excited by excitation light to emit fluorescence, and the gettering agent trapping at least one of water or oxygen; and a barrier layer having a moisture permeability of 0.1 g/(m2·day·atm) or lower that is formed on at least one surface of the wavelength conversion layer. The wavelength conversion layer is a layer obtained by curing a polymerizable composition including the quantum dots and the gettering agent.

Abstract: The wavelength conversion member includes: a wavelength conversion layer obtained by curing a polymerizable composition including quantum dots that emit fluorescence when excited by excitation light; a barrier layer having a moisture permeability of 0.1 g/(m2·day·atm) or lower that is formed over at least one surface of the wavelength conversion layer; and at least one intermediate layer that is interposed between the wavelength conversion layer and the barrier layer. The at least one intermediate layer includes a gettering agent-containing layer that includes a gettering agent for trapping at least one of water or oxygen.

Abstract: A liquid crystal display device includes: a front-side polarizing plate having a front-side polarizer; a liquid crystal cell; and a rear-side polarizing plate having a rear-side polarizer in this order, in which a distance D1 from a central portion of the front-side polarizer to a central portion of the liquid crystal cell and a distance D2 from a central portion of the rear-side polarizer to the central portion of the liquid crystal cell are different from each other, in which a ratio between an X value, and the distance D1 and a Y value, and the distance D2 rear-side polarizer is in a range of 1±0.12, a distance T1 between the front-side polarizing plate and the liquid crystal cell is 40 ?m or more, and a distance T2 between the rear-side polarizing plate and the liquid crystal cell is in a range of 0 to 30 ?m.

Abstract: A polarizing plate includes, in the following order, a pressure sensitive adhesive layer, a polarizer, and an outer side layer provided on a visible side rather than the polarizer side, the thickness of the outer side layer is >3 ?m and ?45 ?m, the storage elastic modulus of the adhesive layer after lamination is 0.1 MPa to 2.0 MPa, and a hardness ratio (X/Y) is less than 1, when in measuring the hardness of the outer side layer in a depth direction at intervals of 1.5 ?m from surface A thereof to a surface B on the polarizer side, the absolute value of the difference between an n-th and n+1 measured hardness (where n is an integer of 1 or more) is defined as the hardness difference (X), and the absolute value of the difference between the hardness of surface A and surface B is hardness difference (Y).

Abstract: An object of the present invention is to provide a polarizing plate having a surface with excellent pencil hardness and an image display device for which the polarizing plate is used. The polarizing plate of the present invention is a polarizing plate including an outer hardcoat layer, a polarizer, and an inner hardcoat layer in this order and forming an image display device when a display element is provided on a side opposite to a side of the inner hardcoat layer on which the polarizer is present, in which the inner hardcoat layer and the outer hardcoat layer satisfy a relationship of Expression (I) below, and a thickness is 80 ?m or smaller. Hin>Hout??Expression (I) Here, Hin represents a value of a thickness×a modulus of elasticity of the inner hardcoat layer, and Hout represents a value of a thickness×a modulus of elasticity of the outer hardcoat layer.

Abstract: A light-scattering film includes a support; and a layer including a light-scattering particle and a light-transparent resin, wherein the light-scattering film satisfies following formulae (1) to (3) at the same time: nB435<nP435??Mathematical Formula (1) nB545<nP545??Mathematical Formula (2) 0.9<(nP435/nB435)/(nP545/nB545)<1.005??Mathematical Formula (3) wherein nP435 and nP545 represent refractive indexes of the light-scattering particle at wavelengths of 435 nm and 545 nm, respectively, and nB435 and nB545 represent a refractive indexes of the light-transparent resin at wavelengths of 435 nm and 545 nm, respectively.

Abstract: A liquid crystal display device including: a light source; a polarizing film of light source side; a liquid crystal cell; and a polarizing film of display side is provided, the liquid crystal display device further comprising: an optical compensatory sheet disposed between the liquid crystal cell and the polarizing film of the light source side or between the liquid crystal cell and the polarizing film of the display side; and a light-scattering sheet disposed at an outermost surface of the polarizing film of display side, wherein luminance in a normal direction with respect to the liquid crystal display device in a black display state without the light-scattering sheet is 0.3 cd/m2 or less, maximum value of black luminance in a polar angle range within 600 with respect to the normal direction is 2.0 cd/m2 or less, and total haze of the light-scattering sheet is from 30 to 90%.

Abstract: A light-scattering film includes a support; and a layer including a light-scattering particle and a light-transparent resin, wherein the light-scattering film satisfies following formulae (1) to (3) at the same time: nB435<nP435 ??Mathematical Formula (1) nS545<nP545 ??Mathematical Formula (2) 0.9<(nP435/nB435)/(nP545/nB545)<1.005 ??Mathematical Formula (3) wherein nP435 and nP545 represent refractive indexes of the light-scattering particle at wavelengths of 435 nm and 545 nm, respectively, and nB435 and nB545 represent a refractive indexes of the light-transparent resin at wavelengths of 435 nm and 545 nm, respectively.

Abstract: An optical film comprises: a transparent support; and a hardcoat layer comprising a heat- and/or ionizing radiation-curable resin and an organic resin particle having a refractive index of 1.60 or more, wherein a percentage change in an entire beam transmittance between before and after the optical film is exposed to an environment at a temperature of 80° C. and a relative humidity of 90% for 500 hours is 5% or less.