Patent ID: 8927650
Filing Date: 2015-01-06
Classification: C08F,C08L,G02B,Y10S

Abstract:
1. A radical polymerizable composition comprising phenylbenzyl (meth)acrylate (A), an epoxy (meth)acrylate (X) having an aromatic ring in its molecular structure, and a radical polymerization initiator (Y) as essential components, wherein the phenylbenzyl (meth)acrylate (A) includes ortho-phenylbenzyl (meth)acrylate and para-phenylbenzyl (meth)acrylate at a molar ratio [[ortho-phenylbenzyl (meth)acrylate]/[para-phenylbenzyl (meth)acrylate]] of 55/45 to 10/90; and wherein the epoxy (meth)acrylate (X) having an aromatic ring in its molecular structure has a weight-average molecular weight (Mw) of 350 to 5000.