Light screening agents

Details Light screening agents Light screening agents

1996-12-04

2000-03-07

Wortman, Donna

Drug, bio-affecting and body treating compositions

Topical sun or radiation screening, or tanning preparations

Aromatic acid or derivative containing

424 59, 424400, 424401, 514679, A71K 742

Patent

active

060336498

ABSTRACT:
Photostable, cosmetic light-screening composition, comprising, in a cosmetically acceptable vehicle containing at least one fatty phase, about 0.1 to about 5%, in particular about 1 to about 3% by weight, of a dibenzoylmethane type UV-A screening agent and at least about 0.5%, in particular about 0.5 to about 4.5% by weight, of a .alpha.-cyano-.beta.,.beta.-diphenyl-acrylate stabilizer, the mole ratio of the acrylate to the dibenzoylmethane derivative being less than 0.8, if the amount of the dibenzoylmethane is 1% or more, and, optionally, at least one conventional UV-B filter.

REFERENCES:
patent: 4387089 (1983-06-01), DePolo
patent: 5338539 (1994-08-01), Raspanti
patent: 5576354 (1996-11-01), Deflandre et al.
patent: 5587150 (1996-12-01), Deflandre et al.
patent: 5605679 (1997-02-01), Hansenne et al.
patent: 5738842 (1998-04-01), Raspanti et al.
SOFW Journal 122, 8 (1996) 543 seq.
Cosmetics & Toiletries 107, (1982) 45 seq.

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