| 发明名称 |
Nanoparticulate UV protectants used in cosmetic, sunscreen, dermatological or other protective uses (e.g. as textile or packaging coatings) comprise a metal oxide with a silicon dioxide coating |
| 摘要 |
<p>A new nanoparticulate UV protectant is obtained by hydrothermal treatment of a nanoparticulate metal oxide and then application of a silicon dioxide coating. An independent claim is included for production of the protectant composition.</p> |
| 申请公布号 |
DE10333029(A1) |
申请公布日期 |
2005.02.17 |
| 申请号 |
DE2003133029 |
申请日期 |
2003.07.21 |
| 申请人 |
MERCK PATENT GMBH;SACHTLEBEN CHEMIE GMBH |
发明人 |
PFLUECKER, FRANK;HIRTHE, BERND;SAENGER, HEIKE;JOHN, STEPHAN |
| 分类号 |
A61K8/04;A61K8/29;A61Q17/04;C09C1/36;C09C3/06;(IPC1-7):A61K7/42 |
主分类号 |
A61K8/04 |
| 代理机构 |
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代理人 |
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