UV-photoprotective dibenzoylmethane compositions comprising phot

Details UV-photoprotective dibenzoylmethane compositions comprising phot UV-photoprotective dibenzoylmethane compositions comprising phot

1998-03-06

1999-09-14

Dodson, Shelley A.

Drug, bio-affecting and body treating compositions

Topical sun or radiation screening, or tanning preparations

424 60, 424400, 424401, 514 63, 514678, 514685, A61K 742, A61K 700, A61K 31695, A61K 3112

Patent

active

059519681

ABSTRACT:
Topically applicable, stable, UV-photoprotective cosmetic/dermatological compositions well suited for the photoprotection of human skin and/or hair against the damaging effects of UV-A and UV-B irradiation, comprise (a) an effective UV-photoprotecting amount of at least one dibenzoylmethane UV-sunscreen compound and (b) an effective dibenzoylmethane compound (a) photostabilizing amount of at least one benzalmalonate silane having the structural formula (I): ##STR1##

REFERENCES:
patent: 5236698 (1993-08-01), Richard et al.
patent: 5733895 (1998-03-01), Forestier et al.
patent: 5776440 (1998-07-01), Forestier et al.
patent: 5849909 (1998-12-01), Richard et al.

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