Dyeing composition containing a laccase and keratinous fibre...

A - Human Necessities – 61 – K

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A61K 7/13 (1995.01)

Patent

CA 2318321

The invention concerns a ready-to-use composition for dyeing human keratinous fibres and more particularly human hair, comprising in support suitable for dyeing keratinous fibres: (a) at least an enzyme such as laccase; (b) at least a cationic substantive or particular amphoteric polymer; (c) at least an oxidation colouring agent, as well as the dyeing methods using said composition.

La présente demande concerne une composition prête à l'emploi destinée à la teinture des fibres kératiniques humaines et plus particulièrement les cheveux humains, comprenant dans un support approprié pour la teinture des fibres kératiniques: (a) au moins une enzyme de type laccase; (b) au moins un polymère substantif cationique ou amphotère particulier; (c) au moins un colorant d'oxydation, ainsi que les procédés de teinture des cheveux mettant en oeuvre cette composition.

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