Solid photoprotective compositions comprising octenylsuccinic anhydride-esterified starch salts
US7250156B2 · kind B2 · utility
3Cited by
4References
89Claims
0Family size
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Key dates
| Filing date | Jan 14, 2005 |
| Grant date | Jul 31, 2007 |
| Priority date | — |
| Expiry date | Jan 14, 2025 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K2800/413
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Topically applicable, solid UV-photoprotecting compositions suited for the UV-photoprotection and/or makeup and/or care of the lips and/or the face, advantageously shaped as sticks, contain a) at least one fatty phase, a UV-photoprotecting amount of b) at least one organic UV-screening agent and c) a fraction of metal oxide mineral nanopigments, and d) an SPF-increasing amount of at least one octenylsuccinic anhydride-esterified starch salt, formulated into a physiologically acceptable medium therefor.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.