Sunscreen compositions comprising metal oxide mineral...

Details Sunscreen compositions comprising metal oxide mineral... Sunscreen compositions comprising metal oxide mineral...

2005-12-20

2008-07-22

Dodson, Shelley A. (Department: 1616)

Drug, bio-affecting and body treating compositions

Topical sun or radiation screening, or tanning preparations

C424S060000, C424S400000, C424S401000

Reexamination Certificate

active

07402301

ABSTRACT:
The invention relates to a composition comprising, in a cosmetically acceptable carrier, a system for screening out UV radiation, characterized in that it contains:(a) at least metal oxide-based mineral pigments, and(b) at least one hydroxyalkylurea of formula (I) below:in which R1, R2, R3and R4each independently represent a hydrogen atom, a C1-C4alkyl group or a C2-C6hydroxy-alkyl group that may contain from 1 to 5 hydroxyl groups, at least one of the radicals R1-R4representing a hydroxyalkyl group, and also a salt, solvate or isomer thereof, said composition containing no kojic dipalmitate.The invention also relates to the use of a hydroxyalkylurea of formula (I) in a composition comprising, in a cosmetically acceptable carrier, at least metal oxide-based mineral pigments, for reducing, or even eliminating, the whitening effect on the keratin material after application.

REFERENCES:
patent: 2703185 (1978-08-01), None
patent: 1 535 607 (2005-06-01), None
patent: WO 02/005546 (2002-07-01), None
Anonymous, “Moisturization Synergy of Hydroxylkylurea in Combination with at least one or more other moisturizing agents”, IP Com Journal, 2004, pp. 1-9, IP Com Inc., West Henrietta, NY.
International Search Report corresponding to EP 05 29 2562, issued on Mar. 20, 2006, 4 pages.
French Search Report corresponding to FR 04/53078, issued on Aug. 4, 2005, 1 page.

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