Uv light absorbing polymers, their preparation and their...

C - Chemistry – Metallurgy – 08 – F

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402/523

C08F 20/58 (2006.01) A61K 7/42 (1990.01)

Patent

CA 1293089

A B R E G E Société Anonyme dite : L'OREAL "Nouveaux polymères capables d'absorber le rayonnement ultraviolet, leur préparation et leur application notamment en cosmétologie" Polymères absorbant l'ultraviolet, caractérisés par le fait qu'ils contiennent des motifs de formule I : Image (I) dans laquelle X est un groupement dérivé de benzylidène-bornanone de formule II : Image (II) dans laquelle R1 représente l'hydrogène ou un groupement alkoxy en C1-C12 et R2 représente un groupement alkyle en C4-C12 ; leur préparation ; compositions cosmétiques les contenant, destinées à protéger la peau contre les brûlures du soleil.

533223

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