Compositions for oxidation dyeing keratin fibres comprising...

Details Compositions for oxidation dyeing keratin fibres comprising... Compositions for oxidation dyeing keratin fibres comprising...

A - Human Necessities

61

K

A61K 8/49 (2006.01) A61K 8/42 (2006.01) A61Q 5/10 (2006.01) C07D 521/00 (2006.01)

Patent

CA 2323710

The invention concerns a composition for oxidation dyeing of keratin fibres, and in particular human keratin fibres such as hair, comprising at least an oxidation base and, as coupler, at least a 2-acylaminophenol of formula (I) comprising at least a cationic group Z of formula (II). The invention also concerns their use as couplers for dyeing keratin fibres, oxidation dyeing methods using them and novel cationic 2-acylaminophenols of formula (I').

L'invention a pour objet une composition pour la teinture d'oxydation des fibres kératiniques, et en particulier des fibres kératiniques humaines telles que les cheveux, comprenant au moins une base d'oxydation et, à titre de coupleur, au moins un 2-acylaminophénol de formule (I) comportant au moins un groupement cationique Z de formule (II), leur utilisation à titre de coupleur pour la teinture d'oxydation des fibres kératiniques, les procédés de teinture d'oxydation les mettant en oeuvre, ainsi que de nouveaux 2-acylaminophénols cationiques de formule (I').

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