| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a back protective sheet for a solar cell, excellent in weather resistance and moisture resistance and remarkably suppressing peeling between layers in long-term use at outdoors, and also to provide a solar cell module excellent in long-term reliability, such as electrical characteristics and mechanical characteristics. <P>SOLUTION: The back protective sheet for a solar cell at least includes: a layer (A layer) mainly composed of a vinylidene fluoride resin; a layer (B layer) mainly composed of an acrylic thermoplastic elastomer; a layer (C layer) comprising one or more selected from a styrene-conjugated diene block copolymer and a hydrogen additive of the copolymer; and a layer (D layer) comprising a polypropylene resin, while the layers are laminated in the order of from the A layer to the D layer. <P>COPYRIGHT: (C)2012,JPO&INPIT |
