| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a stainless foil which is covered with a silica inorganic polymer film that has an uneven surface structure where an uneven back surface reflection layer to obtain an optical pass length of a film solar battery can be prepared, and a silicon film solar battery. <P>SOLUTION: The covering stainless foil includes a ground film composed of an inorganic polymer where a siloxane bond is a main constitution, and on it, an uneven film which contains a spherical filler, of a particle diameter 50 nm to 5,000 nm, of 15 mass% to 90 mass% in the film, on the stainless foil surface, and the silicon film solar battery uses the stainless foil. <P>COPYRIGHT: (C)2007,JPO&INPIT</p> |
