Patent ID: 8222352

Claim:
A composition comprising: a poly(methyl silsesquioxane) derivative having an alkoxysilyl group at an end of a molecule; fine metal oxide particles having a reactive functional group on the surface thereof; and at least one compound selected from the group consisting of a disilanol derivative having a silanol group at both ends of a molecule and a monofunctional silane derivative represented by formula (II): wherein X is an alkoxy group or a halogen atom, wherein the poly(methyl silsesquioxane) derivative comprises at least one compound represented by formula (I) Where each of R 1 , R 2 , R 3 and R 4 is independently an alkyl group or an aromatic group, n is a positive integer, R 1 , R 2 , and R 4 are not concurrently aromatic groups, and n number of R 3 's may be identical or different.