Photostable cosmetic screening composition containing a UV-A scr

Details Photostable cosmetic screening composition containing a UV-A scr Photostable cosmetic screening composition containing a UV-A scr

1995-06-05

1996-12-24

Dodson, Shelley A.

Drug, bio-affecting and body treating compositions

Topical sun or radiation screening, or tanning preparations

514685, 558400, 560 57, 560101, 568304, A61K 742, A61K 740

Patent

active

055871500

ABSTRACT:
A photostable cosmetic screening composition and process for protection of the human epidermis against UV rays of wavelengths between 280 and 380 nm, the composition having, in a cosmetically acceptable vehicle containing at least one fatty phase, 1 to 5% by weight of a dibenzoylmethane derivative and at least 1% by weight of an alkyl .beta.-.beta.-diphenylacrylate or .alpha.-cyano-.beta.-.beta.-diphenylacrylate of formula (I), the mole ratio of the compound of formula (I) to the dibenzoylmethane derivative being not less than 0.8.

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Encyclopedia of Ultraviolet Absorbers for Sun Products, Cosmetics & Toiletries, vol. 98, Mar. 1983, pp. 43-46.
Shaath, N., "Encyclopedia of UV Absorbers for Sunscreen Products", Cosmetics & Toiletries, vol. 102, Mar. 1987, pp. 21-36.
Thune, P., "Contact and Photocontact Allergy to Sunscreens", Photodermatol., Denmark, Feb. 1984, 1 (1), pp. 5-9 [abstract].
Mathias, C. G., et al, "Allergic Contact Photodermatitis to Para-Aminobenzoic Acid", Arch. Dermatol., Nov. 1978, 114 (11), pp. 1665-1666 [abstract].
Roelandts, R., et al, "A Survey of Ultraviolet Absorbers in Commercially Available Sun Products", International Journal of Dermatology, May 1983, vol. 22, pp. 247-255.

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