| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a transparent base material having a cured film having a film, which has sufficient hardness and adhesion and is especially suitable as an antireflecting film, formed thereto. <P>SOLUTION: This transparent base material has the cured film formed on the surface thereof using a composition, which contains a compound having at least two epoxy group in its molecule and porous silica, as a curable material. Further, the transparent base material having a cured film suitably comprises a methyl methacrylate/styrene copolymer resin and the cured film is preferably the antireflecting film having a refractive index of 1.20-1.45 and a thickness of 0.01-1 μm. <P>COPYRIGHT: (C)2005,JPO&NCIPI |
