Cosmetic or dermatological composition with controlled release o

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Radical -xh acid – or anhydride – acid halide or salt thereof...

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424 59, 424 60, 424400, 424401, 514529, 514729, 514762, 514763, A61K 3119, A61K 31215, A61K 31045, A61K 31015

Patent

active

057123110

ABSTRACT:
The invention relates to a cosmetic or dermatological composition with controlled release of active principle containing at least photoconvertible carotenoid, capable of being converted to retinol and retinoic acid or its isomers, of following formula (I): ##STR1## in which the R.sub.1 and R.sub.2 substituents denote one of the following groups: ##STR2## at least one of the R.sub.1 and R.sub.2 substituents denoting a .beta.-ionone group of formula (II), the R.sub.3 and R.sub.4 substituents denoting hydrogen, a hydroxyl, carboxyl or C.sub.1 -C.sub.4 alkoxy group or forming, with the carbon atom of the ring, a carbonyl group, in a cosmetically or dermatologically acceptable medium.

REFERENCES:
patent: 3920834 (1975-11-01), Klaui et al.
patent: 4603146 (1986-07-01), Kligman
patent: 4877805 (1989-10-01), Kligman
patent: 4888342 (1989-12-01), Kligman
patent: 5438073 (1995-08-01), Saurat et al.
Advertisement for "DayWear", Vogue Magazine, Aug. 1995.
Packaging and package insert for "DayWear" product, Estee Lauder, New York.
Mordi, Raphael C., "Carotenoids: Functions and Degradation", Chemistry & Industry, 1 Feb. 1993, pp. 79-83.

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