发明授权
- 专利标题: Solid active extrusion compound preparations containing low-substituted hydroxypropylcellulose
- 专利标题(中): 含有低取代羟丙基纤维素的固体活性挤出复合制剂
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申请号: US875514申请日: 1997-07-30
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公开(公告)号: US5939099A公开(公告)日: 1999-08-17
- 发明人: Sven Grabowski , Jorg Breitenbach , Joerg Rosenberg , Axel Sanner
- 申请人: Sven Grabowski , Jorg Breitenbach , Joerg Rosenberg , Axel Sanner
- 申请人地址: DEX Ludwigshafen
- 专利权人: BASF Aktiengesellschaft
- 当前专利权人: BASF Aktiengesellschaft
- 当前专利权人地址: DEX Ludwigshafen
- 优先权: DEX19504832 19950214
- 主分类号: A61K9/22
- IPC分类号: A61K9/22 ; A61K9/20 ; A61K9/10 ; A61K47/38
摘要:
Solid preparations are obtainable by melt extrusion ofA) at least one active compound,B) a mixture ofB1) from 10 to 90% by weight of a water-soluble, thermoplastic polymer, andB2) from 10 to 90% by weight of a low-substituted hydroxypropylcellulose, andC) from 0 to 50% by weight, based on the total amount of the preparation, of customary pharmaceutical auxiliaries.
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