Cosmetic or dermatological composition forming, on a keratin...

A - Human Necessities – 61 – K

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A61K 8/58 (2006.01) A61K 8/81 (2006.01) A61K 8/891 (2006.01) A61K 8/893 (2006.01) A61Q 3/02 (2006.01) A61Q 5/06 (2006.01) A61Q 19/00 (2006.01)

Patent

CA 2284904

The invention concerns a cosmetic or dermatological composition designed for forming a film, on a keratin substrate, in cross-linked hybrid material. Said composition is of the sol/gel type and is obtained by mixing: (a) at least an organometallic compound; (b) at least a functionalised organic polymer or said polymer precursor, or at least a functionalised silicone polymer or said polymer precursor, the latter precursor being different from (a); (c) a sufficient amount of water for hydrolysing the organometallic compound; and (d) optionally at least an alcohol; said film being non-reversible.

Composition cosmétique ou dermatologique destinée à former un revêtement, sur un substrat kératinique, en un matériau hybride réticulé. Ladite composition est du type sol/gel et est obtenue par mélange: (a) d'au moins un composé organométallique; (b) d'au moins un polymère organique fonctionnalisé ou d'un précurseur dudit polymère, ou d'au moins un polymère siliconé fonctionnalisé ou d'un précurseur dudit polymère, ce dernier précurseur étant différent de (a); (c) d'une quantité d'eau suffisante pour hydrolyser le composé organométallique; et (d) éventuellement d'au moins un alcool, ledit revêtement étant du type non-réversible.

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