发明名称 |
Production of microcapsules |
摘要 |
In the formation of microcapsules having a polyanionic polysaccharide core and a polycationic polysaccharide membrane layer, improved binding of the polycationic polysaccharide is achieved by including polyvalent ions, especially calcium ions, at the membrane forming step.
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申请公布号 |
GB2327074(A) |
申请公布日期 |
1999.01.13 |
申请号 |
GB19970014293 |
申请日期 |
1997.07.07 |
申请人 |
* NORSK HYDRO ASA |
发明人 |
OLAV * GASEROD;GUDMUND * SJAK-BRAEK;OYVIND * SKAUGRUD;PETER * JOLLIFFE;PETER WILLIAM * DETTMAR |
分类号 |
A61K9/50;A01N25/28;A61K45/00;A61K47/36;A61P1/04;A61P23/02;A61P31/04;B01J13/02;C08B37/04;C08B37/06;C08B37/08;(IPC1-7):B01J13/08 |
主分类号 |
A61K9/50 |
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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