Patent ID: 7112641
Filing Date: 2006-09-26
Classification: C07F,C08F,G02B

Abstract:
1. A monomer that is represented by general formula (a) or (a′) below: wherein A is a siloxanyl group; R 1 is H or a methyl group; R 2 is a substituted group that is selected from the group consisting of alkyl groups with 1 to 20 carbon atoms that may be substituted, aryl groups with 6 to 20 carbon atoms that may be substituted and formula (c) below: wherein, in formula (c), R 3 is H or a methyl group and R 4 is a substituted group that is selected from the group consisting of alkyl groups with 1 to 20 carbon atoms that may be substituted and aryl groups with 6 to 20 carbon atoms that may be substituted; k indicates an integer of 0 to 200.