Photoprotective/cosmetic compositions comprising sulfonamido-fun

Details Photoprotective/cosmetic compositions comprising sulfonamido-fun Photoprotective/cosmetic compositions comprising sulfonamido-fun

1997-06-23

1999-12-21

Moore, Margaret G.

Drug, bio-affecting and body treating compositions

Topical sun or radiation screening, or tanning preparations

424 70122, 556425, 556418, 528 28, 514938, A61K 7021

Patent

active

06004540&

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 sulfonamido-functional polyorganosiloxane/polyorganosilane having one of the formulae (1) to (3): ##STR1## wherein A is a monovalent benzylidenecamphor radical which comprises a sulfonamido-functional bridging group, which is bonded directly to a silicon atom, and which has the formula. (4.1) ##STR2##

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