发明名称 |
Large intestinal dissociative hard capsules |
摘要 |
A large intestinal dissociative hard capsule comprising a capsule mainly composed of chitosan, the viscosity at 20 degrees C. of a solution obtained by dissolving the chitosan in an aqueous 1% by weight acetic acid solution being not higher than 100 cps and the degree of deacetilation of the chitosan being from 60 mol % to 98 mol %, having a coated layer of a polymer soluble in a liquid having pH of at least 5 on the surface of the capsule.
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申请公布号 |
US5283064(A) |
申请公布日期 |
1994.02.01 |
申请号 |
US19910709978 |
申请日期 |
1991.06.04 |
申请人 |
AICELLO CHEMICAL CO., LTD. |
发明人 |
SUZUKI, TSUTOMU;HASHIUDO, KENICHI;MATSUMOTO, TAKAYUKI;HIGASHIDE, TOSHIHIRO;FUJII, TAKERU |
分类号 |
A61K9/48;C08B37/08;(IPC1-7):A61K9/48 |
主分类号 |
A61K9/48 |
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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