| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a transparent film retaining high transparency, simultaneously capable of holding high glass transition temperature, and further capable of suppressing discoloration caused by heat. <P>SOLUTION: The transparent film is provided by impregnating into a glass fiber substrate a resin composition for forming a transparent resin and curing, which resin composition for forming a transparent resin contains a 3 or more-functional epoxy resin represented by formula (I) (wherein R<SB>1</SB>represents H or methyl; R<SB>2</SB>represents a 2-valent organic group; and R<SB>3</SB>to R<SB>10</SB>represent each independently H, a substituent or a molecular chain containing epoxy). <P>COPYRIGHT: (C)2011,JPO&INPIT</p> |
