发明名称 |
Polysiloxane prepolymers for biomedical devices |
摘要 |
A polysiloxane prepolymer that is useful for forming biomedical devices has the formula: M(*Dii*PS)x*Dii*M (I) wherein: each M is independently a polymerizable ethylenically unsaturated radical; each Dii is independently a diradical residue of a diisocyanate; each PS is independently a diradical residue of a polysiloxane-diol or a polysiloxane-diamine; each * is independently -NH-CO-NH-, -NH-COO- or -OCO-NH-; and x is at least 2.
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申请公布号 |
US7632876(B2) |
申请公布日期 |
2009.12.15 |
申请号 |
US20050293575 |
申请日期 |
2005.12.02 |
申请人 |
BAUSCH & LOMB INCORPORATED |
发明人 |
LAI YU-CHIN;LANG WEIHONG;QUINN EDMOND T. |
分类号 |
G02B1/04 |
主分类号 |
G02B1/04 |
代理机构 |
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代理人 |
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地址 |
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