Light-stable screening cosmetic composition containing bixin combined with a lipid-soluble UV filter and its use for protecting the human epidermis against ultra-violet radiation
US5032382A · kind A · utility
19Cited by
5References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 14, 1988 |
| Grant date | Jul 16, 1991 |
| Priority date | — |
| Expiry date | Sep 14, 2008 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S424/05
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The invention relates to a light-stable cosmetic composition for protecting the human epidermis against UV radiation, containing at least 0.0025% by weight of bixin combined with at least 1% by weight of one or more lipid-soluble agents screening UV radiation, chosen from 3-benzylidene-dl-camphor, its derivatives and benzophenone derivatives, in a cosmetically acceptable vehicle comprising at least one fatty phase. The bixin takes the form of an oily extract of annatto containing at least 0.1% by weight of bixin.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.