发明名称 |
Hydroxyethyl cellulose derivatives containing pendant (meth)acryloyl units bound through urethane groups and hydrogel contact lenses made therefrom. |
摘要 |
The instant invention relates to methacrylate functionalized hydroxyethyl cellulose which is crosslinked with conventional vinylic monomers to form soft hydrogel contact lenses possessing high oxygen permeability, wettability, and mechanical strength.
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申请公布号 |
EP0456611(A2) |
申请公布日期 |
1991.11.13 |
申请号 |
EP19910810338 |
申请日期 |
1991.05.01 |
申请人 |
CIBA-GEIGY AG |
发明人 |
HARISIADES, PAUL;RENNWANTZ, ELLEN |
分类号 |
C08B11/14;C08F220/60;C08F290/10;C08L1/00;C08L1/28;G02B1/04;G02C7/04 |
主分类号 |
C08B11/14 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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