Oxidation dyeing composition for keratin fibres and dyeing...

Details Oxidation dyeing composition for keratin fibres and dyeing... Oxidation dyeing composition for keratin fibres and dyeing...

A - Human Necessities

61

K

A61K 7/13 (1995.01)

Patent

CA 2272003

The invention concerns a ready-to-use oxidation dyeing composition for keratin fibres, and in particular human keratin fibres such as hair comprising, in a medium appropriate for dyeing, paraphenylenediamine as first oxidation base, at least a para-aminophenol as second oxidation base, 2-methyl 5-N-(.beta.-hydroxyethyl)amino phenol as coupling agent, and at least an oxidoreductase type enzyme with 2 electrons in the presence of at least a donor for said enzyme, and the dyeing method using said composition.

L'invention a pour objet une composition prête à l'emploi pour la teinture d'oxydation des fibres kératiniques, et en particulier des fibres kératiniques humaines telles que les cheveux comprenant, dans un milieu approprié pour la teinture, de la paraphénylènediamine à titre de première base d'oxydation, au moins un para-aminophénol à titre de seconde base d'oxydation, du 2-méthyl-5-N- (.beta.-hydroxyéthyl)amino phénol à titre de coupleur, et au moins une enzyme de type oxydo-réductase à 2 électrons en présence d'au moins un donneur pour ladite enzyme, ainsi que le procédé de teinture mettant en oeuvre cette composition.

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