Photoprotective/cosmetic compositions comprising dibenzoylmethane/triazine/diphenylacrylate compounds
US5928629A · kind A · utility
7Cited by
0References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 1, 1997 |
| Grant date | Jul 27, 1999 |
| Priority date | — |
| Expiry date | Jul 1, 2017 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K2800/52
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Improvedly photostable, topically applicable cosmetic/dermatological sunscreen compositions well suited for enhanced photoprotection of human skin and/or hair against the damaging effects of UV-A and UV-B irradiation, particularly solar radiation, comprise (i) 4-tert-butyl-4'-methoxydibenzoylmethane, (ii) at least one particular 1,3,5-triazine compound, and (iii) at least one alkyl .beta.,.beta.'-diphenylacrylate or alkyl .alpha.-cyano-.beta.,.beta.'-diphenylacrylate, formulated in a cosmetically/dermatologically acceptable vehicle, diluent or carrier therefor.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.