申请人:Lai Yu-Chin
公开号:US20090103045A1
公开(公告)日:2009-04-23
A silicone hydrogel comprising monomeric units of one or more amino monomers, wherein the amino monomers are of formula IA, IB, IIA or IIB and monomeric units of one or more silicone monomers
wherein R
1
, R
2
and R
3
are independently selected from hydrogen, C
1
-C
6
alkyl or CH
2
OH;
R
4
is a C
1
-C
10
alkyl optionally substituted with hydroxyl or carboxylic acid;
E is a polymerizable group;
X is an anion suitable for quaternary nitrogen; and
n is 0, 1, 2, or 3 and m is an integer from 1 to 8.