发明名称 |
NON-AQUEOUS, HETEROGENEOUS POLYMERIZATION PROCESS AND REACTION PRODUCT OBTAINED THEREBY |
摘要 |
<p>A controlled-release, drug-delivery, emulsion composition for topical application comprising (a) the reaction product of the non-aqueous, heterogeneous polymerization of a reaction mixture of about 5-70%, preferably 10-30%, by weight, of a vinyl monomer in an oil as solvent, and a free radical initiator, optionally in the presence of a crosslinking agent and/or a surfactant, wherein the oil solvent is present in an amount sufficient to keep the resultant polymer in a stirrable state throughout the polymerization, (b) water, (c) a surfactant and (d) a pharmaceutical medicament.</p> |
申请公布号 |
EP1037929(A1) |
申请公布日期 |
2000.09.27 |
申请号 |
EP19980958014 |
申请日期 |
1998.11.17 |
申请人 |
ISP INVESTMENTS INC. |
发明人 |
PLOCHOCKA, KRYSTYNA;CHUANG, JUI-CHANG;SHIH, JENN, S.;MENON, ANIL;NERELLA, NADHAMUNI, G. |
分类号 |
A61K8/06;A61K8/81;A61K9/00;A61K9/113;A61K31/74;A61K47/14;A61K47/32;A61K47/44;A61Q17/04;A61Q19/00;C08F2/06;C08F2/12;C08F2/14;C08F2/24;C08F2/32;C08F26/10;C08F226/10;C08G77/04;(IPC1-7):C08F2/06 |
主分类号 |
A61K8/06 |
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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