Benzalmalonatae/phenylcyanoacrylate-substituted S-triazine compounds
US5849909A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Feb 12, 1997 |
| Grant date | Dec 15, 1998 |
| Priority date | — |
| Expiry date | Feb 12, 2017 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61Q17/04
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Photoprotective/cosmetic compositions well suited for enhanced photoprotection of human skin and/or hair, as well as of a wide variety of other photosensitive materials and substrates, e.g., inorganic or organic glasses, plastics or the like, against the deleterious effects of UV-A and UV-B irradiation, particularly solar radiation, comprise a photoprotecting effective amount of a novel insoluble benzalmalonate/phenylcyanoacrylate-substituted s-triazine compound having the structural formula (I): ##STR1## in which R.sub.1, R.sub.1 ' and R.sub.1 ", which may be identical or different, are each a monovalent radical having one of the formulae (A) or (B) below:
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.