Abstract: Provided is a pressure sensitive adhesive sheet having a resin layer on a substrate or a release material, at least a surface (?) of the resin layer being opposite to the side thereof on which the substrate or the release material is provided has pressure sensitive adhesiveness, wherein one or more concave portions exist on the surface (?), and a standard deviation (?) based on a mean brightness value of the surface (?) is 10.0 or more. When attached to an adherend, the pressure sensitive adhesive sheet can readily remove air accumulation to be formed and therefore exhibits excellent air escape property, and has good pressure sensitive adhesion characteristics.

Abstract: Provided is a pressure sensitive adhesive sheet having a resin layer on a substrate or a release material, at least a surface (?) of the resin layer being opposite to the side thereof on which the substrate or the release material is provided has pressure sensitive adhesiveness, wherein one or more concave portions exist on the surface (?), and a standard deviation (?) based on a mean brightness value of the surface (?) is 10.0 or more. When attached to an adherend, the pressure sensitive adhesive sheet can readily remove air accumulation to be formed and therefore exhibits excellent air escape property, and has good pressure sensitive adhesion characteristics.

Abstract: Protective sheet 1 for solar cells comprises a base material 11 and a thermoplastic resin layer 12 laminated on at least one surface of the base material 11. The thermoplastic resin layer 12 comprises a first layer 121 laminated on the base material 11 and a second layer 122 laminated on the first layer 121. The first layer 121 contains as the main component a copolymer of ethylene and at least one type selected from the group consisting of (meth)acrylic acid, (meth)acrylic acid ester, glycidyl (meth)acrylate and vinyl acetate. The second layer 122 contains an olefin-based resin as the main component. The protective sheet 1 for solar cells has excellent adhesiveness between the base material and the thermoplastic resin layer and can suppress the warping caused in a solar cell module.

Abstract: A protective sheet for a solar cell module that includes a cycloolefin resin layer laminated to one surface of a substrate film with a polyolefin resin layer disposed therebetween, wherein the polyolefin resin layer and the cycloolefin resin layer are formed by co-extrusion molding.

Abstract: A solar cell protective sheet includes a substrate and a thermoplastic resin layer laminated on at least one surface of the substrate. The thermoplastic resin layer contains at least one pigment selected from the group consisting of titanium oxide, talc, magnesium oxide, cerium oxide, barium sulfate, calcium carbonate and carbon black. The solar cell protective sheet has excellent adhesiveness to an encapsulant of a solar cell module and can suppress the warping caused in the solar cell module.

Abstract: A solar cell protective sheet has a substrate and a thermoplastic resin layer laminated on at least one surface of the substrate. The thermoplastic resin layer includes: a first layer laminated on the substrate and containing as a main component a copolymer of ethylene and at least one selected from the group consisting of (meth)acrylic acid, (meth)acrylic acid ester, glycidyl(meth)acrylate, vinyl acetate and maleic acid anhydride; a second layer laminated on the first layer and containing an olefin-based resin as a main component; and a third layer laminated on the second layer and containing as a main component a copolymer of ethylene and at least one selected from the group consisting of (meth)acrylic acid, (meth)acrylic acid ester, glycidyl(meth)acrylate, vinyl acetate and maleic acid anhydride. The solar cell protective sheet has excellent adhesiveness between the substrate and the thermoplastic resin layer and also has sufficient insulation property.

Abstract: Protective sheet 1 for solar cells comprises a base material 11 and a thermoplastic resin layer 12 laminated on at least one surface of the base material 11. The thermoplastic resin layer 12 comprises a first layer 121 laminated on the base material 11 and a second layer 122 laminated on the first layer 121. The first layer 121 contains as the main component a copolymer of ethylene and at least one type selected from the group consisting of (meth)acrylic acid, (meth)acrylic acid ester, glycidyl (meth)acrylate and vinyl acetate. The second layer 122 contains an olefin-based resin as the main component. The protective sheet 1 for solar cells has excellent adhesiveness between the base material and the thermoplastic resin layer and can suppress the warping caused in a solar cell module.

Abstract: Provided is a protective sheet for a solar cell module having a resin sheet, a vapor deposited layer containing an inorganic oxide provided on at least one side thereof, and a fluorine resin layer containing a silane coupling agent laminated on the vapor deposited layer.

Abstract: A protective sheet for a solar cell module that includes a cycloolefin resin layer laminated to one surface of a substrate film with a polyolefin resin layer disposed therebetween, wherein the polyolefin resin layer and the cycloolefin resin layer are formed by co-extrusion molding.

Abstract: The present invention can provide a protective sheet for a solar cell module that is able to adequately ensure adhesive strength between a base film and a fluororesin layer over a long period of time, and a solar cell module provided therewith. The protective sheet for a solar cell module of the present invention comprising a base film, a thermal adhesive resin layer directly adhered on at least one side of the base film and composed of a thermal adhesive resin having a functional group, and a fluororesin layer directly adhered on the thermal adhesive resin layer and composed of a fluororesin having a functional group capable of forming a chemical bond by reacting with the functional group of the thermal adhesive resin.

Abstract: A back protective sheet for a solar cell module in which a thermoplastic resin sheet containing heat-expandable particles is formed on at least one side of a base sheet, a solar cell module having this back protective sheet for a solar cell module, and a production method of this solar cell module.

Abstract: Provided is a protective sheet for a solar cell module having a resin sheet, a vapor deposited layer containing an inorganic oxide provided on at least one side thereof, and a fluorine resin layer containing a silane coupling agent laminated on the vapor deposited layer.

Abstract: There is provided a protective sheet for solar cell module including a substrate film and a heat bondable layer laminated on one side of the substrate film, wherein the heat bondable layer is formed from a thermoplastic resin, exhibits a dimensional variation of not more than 0.3% before and after a heat treatment at 150° C. for 30 minutes and serves as an adhesive layer to be used for bonding with an encapsulant that constitutes the solar cell module.

Abstract: Disclosed are a protective sheet for a solar battery module including a base material sheet and a heat-fusible sheet made of a heat-fusible resin having a melting point measured by differential scanning calorimetry (a DSC method) of 80° C. or higher and lower than 130° C., laminated on one surface of the base material sheet, and including an air-flow path on a surface of the heat-fusible sheet; and a solar battery module using the same.

Abstract: The invention relates to a solar cell module protective sheet which has two or more gas barrier films, each provided with a deposited layer formed of an inorganic oxide on at least one surface of a base film, in which a material constituting the solar cell module protective sheet is formed of a material transmitting light rays of a wavelength contributing to the generation of electric power, and the solar cell module protective sheet is used as a front sheet, a solar cell module using the solar cell module protective sheet, and the like. According to the invention, it is possible to provide a solar cell module protective sheet having high dampproofness and enabling stable long-term use of a solar cell when the solar cell module protective sheet is used as a front sheet or a back sheet of the solar cell module, and a solar cell module using the solar cell module protective sheet.

Abstract: The protective sheet for solar cell module of the present invention includes a substrate film and a heat bondable layer laminated on one side of the substrate film, wherein the heat bondable layer is formed from a resin material containing an olefin-based polymer that includes a (meth)acrylate unit having a glycidyl group, and serves as an adhesive layer to be used for bonding with a encapsulant that constitutes the solar cell module.

Abstract: A protective sheet for the back surface of a solar cell module that is lightweight and has excellent water vapor barrier properties. The protective sheet for the back surface of a solar cell module is prepared by laminating a base sheet having excellent electrical insulation properties to at least one surface of an aluminum-iron alloy sheet. The iron content of the aluminum-iron alloy sheet is preferably not less than 0.7 mass % and not more than 5.0 mass %. Moreover, the protective sheet for the back surface of a solar cell module preferably has a fluororesin layer, and even more preferably has a heat-adhesive layer.

Abstract: Disclosed is a keratin layer improving laminated sheet comprising a fixing adhesive sheet having an adhesive layer on an adhesive sheet substrate and a moisture retaining pad having a moisturizing agent-containing polymer layer on a pad substrate, said moisture retaining pad being fixed to the fixing adhesive sheet in such a manner that the pad substrate of the moisture retaining pad is in contact with the adhesive layer of the fixing adhesive sheet, wherein in 100% by weight of the moisturizing agent-containing polymer layer, glycerol as a moisturizing agent is contained in an amount of 25 to 55% by weight and moisturizing agents including glycerol are contained in a total amount of 30 to 60% by weight.