Dyeing process for queratinosas fibres, in particular human queratinosas fibres such as the hair, agents of coloracao queratinosas fibres.The device of various compartments, or 'kits' or 'kit of dyeing dye, composition aimed at employment in coloracoes fibers and composite queratinosas,

摘要

Process for dyeing keratinous fibres, especially human keratinous fibres such as the hair, wherein there is applied on these fibres a composition (A) containing, in a medium suitable for dyeing, at least one aminoindole corresponding to the formula: IMAGE in which: R1 and R3, independently of one another, represent a hydrogen atom or a C1-C4 alkyl group; R2 denotes hydrogen or a C1-C4 alkyl group or a group COOR', R' being a hydrogen atom or a C1-C4 alkyl group; R4 represents a hydrogen atom or a C1-C4 alkyl, C1-C4 hydroxyalkyl or C2-C4 polyhydroxyalkyl group; Z1 represents a hydrogen or halogen atom, an alkyl group or a group OR; R being a hydrogen atom or a C1-C4 alkyl group; Z2 represents a hydrogen atom or a C1-C4 alkyl group; and its salts the colour being developed using an oxidising system.