Cosmetic compositions containing pyrazolin-4,5-diones, novel...

Details Cosmetic compositions containing pyrazolin-4,5-diones, novel... Cosmetic compositions containing pyrazolin-4,5-diones, novel...

C - Chemistry, Metallurgy

07

D

C07D 231/28 (2006.01) A61Q 19/04 (2006.01) C07D 401/04 (2006.01) C07D 405/04 (2006.01)

Patent

CA 2249472

Novel cosmetic compositions, particularly for skin colouring and/or hair dyeing, consisting of a cosmetically acceptable carrier containing at least one pyrazolin-4,5-dione, are disclosed. Novel pyrazolin-4,5-diones, preparation methods therefor and cosmetic uses thereof, are also disclosed.

La présente invention concerne de nouvelles compositions cosmétiques, notamment pour colorer la peau et/ou les cheveux, comprenant, dans un support cosmétiquement acceptable, au moins une pyrazolin-4,5-dione. L'invention concerne également de nouvelles pyrazolin-4,5-diones, leurs procédés de préparation et leurs utilisations dans le domaine cosmétique.

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