Photoprotective/cosmetic compositions comprising oxanilido-subst

Details Photoprotective/cosmetic compositions comprising oxanilido-subst Photoprotective/cosmetic compositions comprising oxanilido-subst

1995-11-17

1996-12-24

Glass, Margaret W.

Drug, bio-affecting and body treating compositions

Topical sun or radiation screening, or tanning preparations

528 26, 556419, A61K 742, C08G 7726

Patent

active

055871518

ABSTRACT:
Topically applicable sunscreen/cosmetic 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 a photoprotecting effective amount of a novel oxanilido-substituted polyorganosiloxane/polyorganosilane having one of the formulae (1) to (3): ##STR1## wherein A is a monovalent oxanilide radical which comprises an alkylene or alkyleneoxy bridging group, which is bonded directly to a silicon atom, and which has the formula (4): ##STR2##

REFERENCES:
patent: 3068153 (1962-12-01), Morehouse
patent: 3683020 (1972-08-01), Luethi et al.
patent: 3906041 (1975-09-01), Hofer et al.
patent: 4876299 (1989-10-01), Avar
patent: 5264604 (1993-11-01), Neri et al.

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