Stable photoprotective compositions

Details Stable photoprotective compositions Stable photoprotective compositions

1996-09-27

1998-10-27

Dodson, Shelley A.

Drug, bio-affecting and body treating compositions

Topical sun or radiation screening, or tanning preparations

106425, 423622, 424 60, 424400, 424401, A61K 742, A61K 700, C01G 900, C09C 104

Patent

active

058275088

ABSTRACT:
The present invention relates to compositions which are useful for providing protection to the skin of humans from the harmful effects of ultraviolet radiation. In particular the present invention relates to compositions having improved chemical, physical, and photostability. These compositions comprise from about 0.1% to about 10% of a dibenzoylmethane sunscreen compound, from about 0.1% to about 20% of a surface-treated zinc oxide, and a carrier suitable for application to the skin.

REFERENCES:
patent: 4387089 (1983-06-01), DePolo
patent: 4489057 (1984-12-01), Welters
patent: 4937370 (1990-06-01), Sabatelli
patent: 4999186 (1991-03-01), Sabetelli
patent: 5041282 (1991-08-01), Sabatelli
patent: 5138089 (1992-08-01), Sabatelli
patent: 5160731 (1992-11-01), Sabatelli
patent: 5372805 (1994-12-01), Finkel et al.
patent: 5486631 (1996-01-01), Mitchnick
Derwent Publications Abstract No. 97-037960; Nov. 12, 1996; JP 08295 620.
Merck Index, Tenth Edition, 1983, p. 1457 entry 9952.
International Cosmetic Ingredient Dictionary, Fifth Edition, 1993, pp. 788-789.
Z-COTE HP1 brochure, sunSmart, inc., Jul. 1, 1994.

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