Tint composition for keratin fibers containing a direct...

A - Human Necessities – 45 – D

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A45D 19/00 (2006.01) C09B 23/00 (2006.01) C09B 44/00 (2006.01) C09B 67/00 (2006.01) C09B 67/36 (2006.01) D06P 3/22 (2006.01)

Patent

CA 2266053

The invention relates to a dye composition for keratin fibers, in particular for human keratin fibers such as the hair, this composition having, in a medium suitable for dyeing, at least one cationic direct dye of given formula, and containing at least one specific cationic or amphoteric substantive polymer. The invention also relates to the dyeing processes and devices using it.

L'invention concerne une composition de teinture pour fibres kératiniques, en particulier pour fibres kératiniques humaines telles que les cheveux, comprenant, dans un milieu approprié pour la teinture, au moins un colorant direct cationique de formule donnée, et qui est caractérisée par le fait qu'elle contient en outre au moins un polymère substantif cationique ou amphotère particulier. L'invention concerne également les procédés et dispositifs de teinture la mettant en oeuvre.

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