TRANSITION METAL COMPLEXES AS DYE FORMING CATALYSTS IN HAIR COLORING COMPOSITIONS

摘要

A hair coloring composition comprising a first composition which comprises:(a) a dye forming transition metal salt or complex; which is first applied to the hair; and a second composition which comprises the following two compositions which are mixed just prior to application to the hair:(a) a composition comprising a water-soluble peroxygen oxidizing agent; and(b) a composition comprising one or more oxidative hair coloring agents selected from the group consisting of an aromatic diamine, an aminophenol, a polyhydric phenol a catechol and mixtures thereof.