| 发明名称 |
System for releasing encapsulated active ingredients |
| 摘要 |
The present invention relates to a controlled release system that can be incorporated in cosmetic, personal care, and household products to effectively encapsulate wide range of active ingredients and sensory markers and release them in response to moisture or over an extended period of time. The controlled release system of the present invention consists of oil absorbing polymer nanospheres coated with water sensitive surface active polymers.
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| 申请公布号 |
US7338928(B2) |
申请公布日期 |
2008.03.04 |
| 申请号 |
US20040003869 |
申请日期 |
2004.12.03 |
| 申请人 |
ROHM AND HAAS COMPANY |
发明人 |
LAU WILLIE;SCHWARTZ CURTIS;SHEFER ADI |
| 分类号 |
A61K8/72;C11D17/06;A61K8/00;A61K8/02;A61K8/04;A61K8/11;A61K8/30;A61K8/31;A61K8/37;A61K8/55;A61K8/58;A61K8/63;A61K8/73;A61K8/81;A61K8/86;A61K8/92;A61K8/96;A61K8/97;A61K8/98;A61K9/50;A61K9/51;A61K47/48;A61Q5/00;A61Q5/02;A61Q5/06;A61Q5/12;A61Q13/00;A61Q15/00;A61Q19/00;C11D3/37;C11D3/50 |
主分类号 |
A61K8/72 |
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