A - Human Necessities – 61 – K
Patent
A - Human Necessities
61
K
A61K 8/49 (2006.01) A61Q 5/10 (2006.01)
Patent
CA 2577132
Compositions for the oxidative dyeing of keratin fibers, comprising a medium suitable for dyeing and at least one 5-membered aza heteroaromatic keratin dyeing compound with an N-hydroxy or N-amino group and derivatives thereof. A method for oxidative dyeing of keratin fibers, comprising applying such compositions in the presence of an oxidizing agent, for a period sufficient to develop the desired coloration.
L'invention concerne des compositions destinées à la coloration par oxydation des fibres de kératine qui comprennent un milieu adapté à la coloration et au moins un composé colorant à base de kératine hétéro-aromatique aza à 5 éléments avec un groupe N-hydroxy ou N-amino et ses dérivés. L'invention concerne aussi un procédé destiné à la coloration par oxydation de fibres de kératine, qui consiste à appliquer ces compositions en présence d'un agent oxydant, pendant une période suffisante pour obtenir la coloration désirée.
Glenn Robert Wayne Jr.
Lim Mu-Ill
Mbm Intellectual Property Law Llp
The Procter & Gamble Company
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