Photoprotective/cosmetic compositions comprising substituted pol

Details Photoprotective/cosmetic compositions comprising substituted pol Photoprotective/cosmetic compositions comprising substituted pol

1995-10-10

1997-09-02

Glass, Margaret W.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

From silicon reactant having at least one...

528 31, 528 15, 548110, 424 59, C08G 7726

Patent

active

056632703

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 benzotriazole-substituted polyorganosiloxane/polyorganosilane having one of the formulae (1) to (3): ##STR1## wherein A is a monovalent benzotriazole radical bonded directly to a silicon atom and having the formula (4): ##STR2##

REFERENCES:
patent: 4868251 (1989-09-01), Reich et al.
patent: 5053290 (1991-10-01), Canivenc et al.
patent: 5089250 (1992-02-01), Forestier et al.
patent: 5102707 (1992-04-01), Canivenc et al.
patent: 5164462 (1992-11-01), Yang
patent: 5352753 (1994-10-01), Yang

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