A cosmetic composition with polymer-bound benzophenone...

Details A cosmetic composition with polymer-bound benzophenone... A cosmetic composition with polymer-bound benzophenone...

A - Human Necessities

61

K

A61K 8/81 (2006.01) A61Q 17/04 (2006.01)

Patent

CA 2213024

A cosmetic composition comprises a polymer with the repeating structural unit (I) (see fig.I) where R and R' can be identical or different and are H, alkali metal, ammonium, C1-C30 alkyl, X is a direct linkage, C1-C8 alkylene or C2-C12 oxoalkylene having 1-6 oxygen atoms, Y is a UV -absorbing organic radical, n is 2-800.

Composition cosmétique renfermant un polymère à unité structurelle répétitive (I) (voir fig. I), où R et R' peuvent être identiques ou différents, soit H, un métal alcalin, un ammonium ou un alkyle C1-C30, X est une liaison directe, un alkylène C1-C8 ou un oxoalkylène C2-C12 possédant 1 à 6 atomes d'oxygène, Y est un radical organique absorbant les UV, n est 2-800.

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