Cosmetic use of benzalmalonate diorganopolysiloxanes and novel cosmetic compositions containing such compounds for the protection of skin and hair
US5415854A · kind A · utility
12Cited by
4References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 22, 1993 |
| Grant date | May 16, 1995 |
| Priority date | — |
| Expiry date | Jun 22, 2013 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S424/05
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The cosmetic use is described, in particular for use as a UV filter, of benzalmalonate diorganopolysiloxanes having either formula: ##STR1## where R is C.sub.1 -C.sub.10 alkyl, phenyl or 3,3,3-trifluoropropyl, B is R or A, r=0-200, s=0-50, or formula: ##STR2## where u=1-20, t=0-20 and t+u.gtoreq.3. A and/or B represent an alkylene or alkyleneoxy benzalmalonate which may be substituted.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.