发明名称 |
Biodegradable copolyester of 4-hydroxy proline and pharmaceutical composition containing the same. |
摘要 |
<p>A biodegradable copolymer having the constituent units derived from 4-hydroxyproline and an aliphatic alpha -hydroxycarboxylic acid, represented by the structures (I) and (II): <CHEM> <CHEM> wherein X represents a hydrogen atom, an acyl group having the formula RCO- where R is a hydrocarbon or an alkoxy group having 1 to 20 carbon atoms, and Y represents a hydrogen atom or an alkyl group having 1 to 8 carbon atoms, and m and n are independently integers of 1 or more, m + n is at least 10, and m/(m + n) is at least 0.01 and a pharmaceutical composition containing the same. <IMAGE></p> |
申请公布号 |
EP0531091(A1) |
申请公布日期 |
1993.03.10 |
申请号 |
EP19920307924 |
申请日期 |
1992.09.01 |
申请人 |
TEIJIN LIMITED |
发明人 |
MOCHIZUKI, SEIJI;NAWATA, KIYOSHI;MAKINO, YUJI;SUZUKI, YOSHIKI |
分类号 |
C08G63/06;A61K9/16;A61K9/50;C08G63/685;C08L101/16 |
主分类号 |
C08G63/06 |
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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