| 发明名称 |
Controlled release preparation for bioactive substances |
| 摘要 |
To provide a base suitable for a controlled release preparation and the controlled release preparation. A bioactive substance(s) is introduced in a poly-ion complex of hyaluronic acid and a cationic polyacrylic acid derivative(s).
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| 申请公布号 |
US5532305(A) |
申请公布日期 |
1996.07.02 |
| 申请号 |
US19940280736 |
申请日期 |
1994.07.26 |
| 申请人 |
SHISEIDO COMPANY LTD. |
发明人 |
MATSUZAKI, FUMIAKI;YANAKI, TOSHIO;YAMAGUCHI, MICHIHIRO |
| 分类号 |
A61K9/00;A61K9/20;A61K31/405;A61K31/435;A61K47/32;A61K47/36;A61P11/14;A61P25/04;A61P29/00;C08B37/08;C08F20/06;(IPC1-7):A61K47/00 |
主分类号 |
A61K9/00 |
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