| 发明名称 |
Silcone-containing prepolymers |
| 摘要 |
Prepolymers comprising at least one block of Formula II and terminated with a polymerizable ethylenically unsaturated radical are useful in hydrogel materials are disclosed: wherein n, R, R1, R2 and X+ are as defined herein.
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| 申请公布号 |
US7691917(B2) |
申请公布日期 |
2010.04.06 |
| 申请号 |
US20070762970 |
申请日期 |
2007.06.14 |
| 申请人 |
BAUSCH & LOMB INCORPORATED |
发明人 |
LAI YU-CHIN;LANG WEIHONG;QUINN EDMOND T. |
| 分类号 |
G02B1/04;C08F290/06;C08G77/04;C08G77/20 |
主分类号 |
G02B1/04 |
| 代理机构 |
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