Process for the dyeing of human hair with brazilin or its...

Details Process for the dyeing of human hair with brazilin or its... Process for the dyeing of human hair with brazilin or its...

C - Chemistry, Metallurgy

09

B

167/302

C09B 57/00 (2006.01) C09B 61/00 (2006.01) D06P 1/673 (2006.01)

Patent

CA 1293451

ABREGE L'invention concerne un procédé de teinture des cheveux en plusieurs étapes séparées consistant à appliquer une composition cosmétiquement acceptable contenant au moins un sel de cuivre et, avant ou après cette application, une composition cosmétiquement acceptable contenant au moins un colorant répondant à la formule: (I) Image dans laquelle R désigne H ou OH. Le procédé selon l'invention permet d'obtenir une coloration puissante et présentant une résistance améliorée au lavage et à la lumière.

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