摘要:
A solar backsheet film has a multilayered configuration composed of at least two layers including a layer (hereinafter referred to as layer A) having a surface with a surface resistivity R0 of not less than 106 Ω/square but not more than 1014 Ω/square (hereinafter referred to as surface A) and a base layer (hereinafter referred to as layer B) wherein layer B contains a layer (hereinafter referred to as layer B1) including polyester, the polyester of layer B1 having an weight average molecular weight of not less than 37,500 but not more than 60,000.
摘要:
A laminated film includes a base film and a coating layer which contains organic particles and is provided on a surface of the base film, wherein a ratio (SRz/d) of a surface roughness (SRz) and a coating thickness (d) on a surface of the coating layer is 12.5 or more, and the organic particle is made of a thermoplastic resin including an ether bond while the coating layer is made of a binder resin including at least one selected from a sulfonic acid group, a carboxylic acid group, a hydroxyl group and a salt of them.
摘要:
A white film has reflective properties, concealing properties and film-forming stability and can be made into a thin film, a white film, which contains voids therein and satisfies the following formulae (i) to (iii) is provided: 0.6≦nB/nA≦0.9 (i) 20≦nA (ii) 15≦nB (iii) (wherein, nA represents the number of interfaces in 10 μm of the surface layer in the film thickness direction; and nB represents the number of interfaces in ±5 μm of the central part in the film thickness direction).
摘要翻译:白色膜具有反射性,隐蔽性和成膜稳定性,并且可以制成薄膜,其中含有空隙的白色膜满足下式(i)至(iii):0.6≦̸ nB nA(ii)15≦̸ nB(iii)(其中,nA表示膜厚度方向上表面层的10μm的界面数,nB表示以± 5μm厚度方向的中心部分)。
摘要:
A white film has reflective properties, concealing properties and film-forming stability and can be made into a thin film, a white film, which contains voids therein and satisfies the following formulae (i) to (iii) is provided: 0.6≦nB/nA≦0.9 (i) 20≦nA (ii) 15≦nB (iii) (wherein, nA represents the number of interfaces in 10 μm of the surface layer in the film thickness direction; and nB represents the number of interfaces in ±5 μm of the central part in the film thickness direction).
摘要翻译:白色膜具有反射性,隐蔽性和成膜稳定性,并且可以制成薄膜,其中含有空隙的白色膜满足下式(i)至(iii):0.6≦̸ nB nA(ii)15≦̸ nB(iii)(其中,nA表示膜厚度方向上表面层的10μm的界面数,nB表示以± 5μm厚度方向的中心部分)。
摘要:
A polyester film includes particles and two kinds of crystalline polyester resins in which a sea-island structure is formed, wherein, if a crystallization temperature of a crystalline polyester resin A that forms a continuous phase or matrix phase in the polyester film is represented by TccA and a crystallization temperature of a crystalline polyester resin B that forms a dispersion phase or domain phase in the polyester film is represented by TccB, expression (1) below is satisfied, and a degree of flatness of the dispersion phase is 3 or more, and 70% or more of a total number of the particles present in the dispersion phase or are in contact with the dispersion phase: TccA−TccB≧5° C. Expression (1).
摘要:
A polyester film has a laminate structure including a polyester layer (layer P1) containing a crystalline polyester and inorganic particles and a polyester layer (layer P2) containing a crystalline polyester, inorganic particles, and an antihydrolysis segment, wherein the content (Wa2) of the inorganic particles in the layer P2 is at least 10 mass % of the layer P2, the difference between the content (Wa2) (mass %) of the inorganic particles in the layer P2 and the content (Wa1) (mass %) of the inorganic particles in the layer P1, Wa2−Wa1, is 5 to 25 mass %, and the content (Wb2) of the antihydrolysis segment in the layer P2 is 0.02 to 1.5 mass % of the layer P2.
摘要:
A biaxially oriented polyester film including a polyester layer (P1 layer) containing a polyester including ethylene terephthalate as a main constituent, a high melting point resin having a melting point TmB1 of not less than 260° C. and not more than 320° C., and inorganic particles, wherein content of the high melting point resin in the P1 layer, WB1, is not less than 2% by mass and not more than 40% by mass based on the P1 layer; in the P1 layer, dispersion phases composed of the high melting point resin are present in the polyester; and average longitudinal length of the dispersion phases is not more than 10,000 nm (10 μm).
摘要:
A white polyester film has a high level of whiteness, reflectivity, lightness, or thermal dimensional stability, and a surface light source that is produced with the white polyester film and has a high level of brightness characteristics. The white polyester film includes a white polyester layer (W layer) containing a polyester resin component (A) and a component (B) incompatible with the resin component (A) and having voids inside, wherein the incompatible component (B) is a cyclic-olefin resin (b) having a glass transition temperature of 110° C. or more, and the content Z of the cyclic-olefin resin (b) in the white polyester layer (W layer) is from 5% by weight to 50% by weight, based on the amount of the white polyester layer (W layer). The surface light source is produced therewith.
摘要:
A polyester film includes a polyester layer (W layer) containing an aromatic polyester resin (A) and a component (B) incompatible with the polyester resin (A), wherein the incompatible component (B) contains an acid-denaturated polyolefin resin (b2) and is dispersed as dispersion pieces with a flatness of 10 or higher in the polyester layer (W layer), and wherein volume occupancy of the dispersion pieces in the polyester layer (W layer) is 3 vol % to less than 50 vol %, and volume occupancy of voids in the polyester layer (W layer) is less than 3 vol %.
摘要:
A polyester film includes particles and two kinds of crystalline polyester resins in which a sea-island structure is formed, wherein, if a crystallization temperature of a crystalline polyester resin A that forms a continuous phase or matrix phase in the polyester film is represented by TccA and a crystallization temperature of a crystalline polyester resin B that forms a dispersion phase or domain phase in the polyester film is represented by TccB, expression (1) below is satisfied, and a degree of flatness of the dispersion phase is 3 or more, and 70% or more of a total number of the particles present in the dispersion phase or are in contact with the dispersion phase: TccA−TccB≧5° C. Expression (1).