发明名称 |
Controlled release device. |
摘要 |
<p>A controlled release device which comprises:
(i) a hydrogel; and incorporated therewith(ii) an active substance,
at least part of at least one surface of the device comprising (iii) a layer which is impermeable to aqueous media.</p> |
申请公布号 |
EP0132384(A2) |
申请公布日期 |
1985.01.30 |
申请号 |
EP19840304931 |
申请日期 |
1984.07.19 |
申请人 |
NATIONAL RESEARCH DEVELOPMENT CORPORATION |
发明人 |
GRAHAM, NEIL BONETTE;MCNEILL, MARION EILEEN;WOOD, DAVID ANTHONY |
分类号 |
A61K47/30;A01N25/04;A61K9/00;A61K9/20;A61K9/22;A61M31/00;C08G18/48;C08G18/66;(IPC1-7):A61K9/22 |
主分类号 |
A61K47/30 |
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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