发明名称 |
Process for making a water-soluble foam component |
摘要 |
The present invention relates to a process for preparing a water-soluble foam matrix which is capable of delivering an active ingredient and articles of manufacture comprising said foam matrix, said article comprising: i) a water-soluble polymeric component in the form of a foam matrix; and ii) an active ingredient component dispersed throughout said matrix; said process comprising the steps of: a) admixing a water-soluble polymer and an active ingredient to form a homogeneous admixture, said admixture having a viscosity of at least 150 Pa-sec; b) introducing a gas or a compound capable of releasing a gas into said admixture to form a foam matrix; and c) optionally, shaping said matrix to provide a matrix having a shape or a form.
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申请公布号 |
US2003216485(A1) |
申请公布日期 |
2003.11.20 |
申请号 |
US20030447393 |
申请日期 |
2003.05.29 |
申请人 |
THE PROCTER & GAMBLE CO. |
发明人 |
DUFTON DANIEL JAMES;HOWE SIMON |
分类号 |
A61K8/63;A61K8/00;A61K8/02;A61K8/34;A61Q5/00;B29C44/00;B29C47/00;B29K29/00;B29K105/04;C08J9/04;C08J9/30;C11D3/20;C11D3/37;C11D3/386;C11D3/395;C11D3/50;C11D11/00;(IPC1-7):C08J9/00 |
主分类号 |
A61K8/63 |
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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