Abstract: Disclosed are a wire grid polarizer, which exhibits high polarization, p-polarized light transmittance, and s-polarized light reflectance in the visible light region, and the optical characteristics of which have low angular dependence and wavelength dependence, and a manufacturing method for the same.

Abstract: Provided is a method for efficiently and homogeneously reacting an ETFE having a functional group and a compound having a reactive functional group which can react with the functional group. A method for reacting an ethylene/tetrafluoroethylene copolymer having a functional group, which comprises reacting, in the presence of a solvent which can dissolve the ethylene/tetrafluoroethylene copolymer having a functional group, the ethylene/tetrafluoroethylene copolymer having a functional group and a compound (A) having a reactive functional group which can react with the functional group, in a dissolved state.

Abstract: To provide a back sheet for a solar cell module, which is light in weight and excellent in productivity, wherein a coating film formed from a coating composition containing a fluorinated copolymer (A), which is formed on at least one side of a substrate sheet, is excellent in adhesion to the substrate and free from a problem of cracking, fracturing, whitening or peeling. A back sheet for a solar cell module, comprising a substrate sheet and, as formed on at least one side of the substrate sheet, a coating film formed from a coating composition containing a fluorinated copolymer (A); and a solar cell module using such a back sheet.

Abstract: A process for producing a wire-grid polarizer; the wire-grid polarizer comprising: a light-transmitting substrate 14 having a surface on which a plurality of ridges 12 are formed in parallel with one another at a predetermined pitch; and a first cover layer 20 comprising a metal layer 22 and a metal oxide layer 21 and covering a first side surface 16 of each ridge 12, the maximum covering thickness of the cover layer 20 in a lower region of the ridge 12 being smaller than the maximum covering thickness of the cover layer 20 in an upper region of the ridge 12; the process comprising: forming the metal layer 22 by vapor-depositing aluminum so that no oxide is formed in the metal layer; and forming the metal oxide layer 21 by vapor-depositing aluminum under the presence of oxygen so that oxygen defects are formed in the metal oxide layer 21.

Abstract: To provide a process for producing an ethylene/tetrafluoroethylene copolymer composition which is excellent in mechanical properties of the molded product and which has good moldability. A process for producing a fluorinated copolymer composition, which comprises heating a mixture comprising ethylene/tetrafluoroethylene copolymers having extremely different viscosities and a solvent capable of dissolving the ethylene/tetrafluoroethylene copolymers at a temperature not higher than the melting points of the ethylene/tetrafluoroethylene copolymers, to at least a temperature where the ethylene/tetrafluoroethylene copolymers are dissolved in the solvent to obtain a solution state; and removing the solvent.

Abstract: To provide a coating composition capable of forming a coating film having excellent functions on the surface of a solar heat-collecting reflective plate, and a solar heat-collecting reflective plate obtainable by such a composition, as well as processes for their production. A coating composition for coating the surface of a solar heat-collecting reflective plate, which comprises a fluorinated copolymer having repeating units derived from ethylene and repeating units derived from tetrafluoroethylene, and a solvent capable of dissolving the fluorinated copolymer at a temperature of not higher than the melting point of the fluorinated copolymer; a solar heat-collecting reflective plate obtainable by such a composition; and processes for producing such a composition and a reflective plate.

Abstract: A glass substrate for forming a through-substrate via of a semiconductor device includes a plurality of penetration holes. In the glass substrate, an ?-count is 0.05 c/cm2·h or less, a SiO2 content is 40 wt % or higher, a sum total content of Li2O (wt %)+Na2O (wt %)+K2O (Wt%) is 6.0 wt % or lower, and an average coefficient of thermal expansion at 50° C. to 350° C. is in a range of 20×10?7/K to 40×10?7/K.

Abstract: A glass substrate for forming a through-substrate via of a semiconductor device includes a first surface and a second surface, and penetration holes extending from the first surface to the second surface, wherein at least one of the first and second surfaces is chemically strengthened.

Abstract: To provide a process for producing a flexible polyurethane foam that has excellent moldability with a long cream time, and that has excellent hardness and durability. A process for producing a flexible polyurethane foam, which comprises reacting a polyol mixture (X) with a polyisocyanate compound in the presence of a urethane-forming catalyst, a blowing agent and a foam stabilizer, characterized in that the polyol mixture (X) comprises a polyoxyalkylene polyol (A) having an average of from 2 to 3 hydroxy groups, a number average molecular weight of from 8,500 to 30,000 and an oxyethylene group content of from 0 to 30 mass %, a polyoxyalkylene polyol (B) having an average of from 2 to 3 hydroxy groups, a hydroxy value of from 20 to 250 mgKOH/g and an oxyethylene group content of from 0 to 20 mass %, and a polyoxyalkylene monool (D) having a hydroxy value of from 10 to 200 mgKOH/g.

Abstract: The present invention relates to a polishing slurry for performing chemical mechanical polishing on a surface to be polished including a surface made of silicon oxide and a surface made of metal, characterized in that it includes cerium oxide particles, a complexing agent, and water.

Abstract: The present invention provides an organic LED element having the significantly larger light emission area than conventional ones. The invention relates to an organic LED element, comprising: a transparent substrate; a light scattering layer; a transparent first electrode; an organic light-emitting layer; and a second electrode formed in this order, wherein the light scattering layer has a base material comprising a glass, and a plurality of scattering materials dispersed in the base material; the light scattering layer has side surfaces, and each of the side surfaces has a surface tilted at an angle larger than right angle from an upper surface on the first electrode side toward a bottom surface on the transparent substrate side; and the first electrode is placed so as to continuously cover the side surfaces.

Abstract: To provide a transparent plate having an adhesive layer, wherein voids are less likely to remain at the interface between the adhesive layer and another plate; a display device, wherein formation of voids at the interface between the display panel and the adhesive layer and at the interface between the transparent plate and the adhesive layer, is sufficiently prevented; and processes for their production. A transparent plate having an adhesive layer, which comprises a protective plate (a transparent plate) and an adhesive layer formed on a surface of the protective plate, wherein the adhesive layer comprises a layer portion spreading over the surface of the protective plate and a seal portion enclosing the periphery of the layer portion; a display device having the transparent plate bonded; and processes for their production.

Abstract: The method for tempering a glass sheet of the present invention comprises a heating step of heating the glass sheet to a temperature close to the softening point of the glass sheet, a quenching step of blowing a cooling medium to both surfaces in the thickness direction of the heated glass to cool it, and a pre-quenching step between the heating step and the quenching step and further has an internal heating substep of selectively heating the vicinity of the center portion in the thickness direction of the glass sheet at least in the quenching step, to create such a state that when the temperature at the center portion in the thickness direction of the glass sheet is close to the tempering point, the temperature at the surfaces in the thickness direction of the glass sheet is not higher than the annealing point.

Abstract: The present invention relates to a process for manufacturing a window material for vehicles, the window material including a curved glass plate, a curved resin plate provided at a side of a concave surface of the curved glass plate and curving along a shape of the curved glass plate, a resin layer sandwiched between the curved glass plate and the curved resin plate, and a sealing portion surrounding a periphery of the resin layer, the process including the specific steps.

Abstract: To provide a thermal sprayed coating of a jig for producing glass having favorable wear resistance and lubricity at high temperature of at least the strain point of a glass sheet. A thermal sprayed coating of a jig for producing a glass sheet, to be used for a jig for producing glass to be in contact with a glass sheet at a temperature of at least the strain point, which comprises tungsten carbide; at least one metal carbide selected from the group consisting of titanium carbide, zirconium carbide, hafnium carbide, niobium carbide, tantalum carbide, chromium carbide and molybdenum carbide; a metal containing Ni; and inevitable impurities, and a jig for producing a glass sheet comprising the thermal sprayed coating.