发明名称 |
Method of producing microcapsule. |
摘要 |
<p>A method of producing microcapsules comprising the steps of: mixing (i) an aqueous dispersion containing a capsule having an wall membrane containing polyvinyl alcohol and an aqueous solution containing 8% to 50% by weight of an electrolyte or electrolytes and (ii) an aldehyde or aldehydes having a solubility in water at 20 DEG C of not more than 10%; and allowing the mixture to react under an acidic condition.</p> |
申请公布号 |
EP0332175(A2) |
申请公布日期 |
1989.09.13 |
申请号 |
EP19890104123 |
申请日期 |
1989.03.08 |
申请人 |
LION CORPORATION |
发明人 |
TAKIZAWA, MASAHIRO;MATSUI, YUMIKO;ARAI, HIROTO |
分类号 |
A61K8/00;A61K8/11;A61K8/35;A61K8/67;A61K8/81;A61K9/50;A61Q5/00;A61Q5/12;A61Q11/00;A61Q19/00;A61Q19/10;B01J13/20 |
主分类号 |
A61K8/00 |
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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