Patent ID: 6406502
Filing Date: 2002-06-18
Classification: A61K,A61Q

Abstract:
A composition for the oxidation dyeing of keratin fibres comprising, in a medium which is suitable for dyeing:at least one oxidation base selected from 2-n-propyl-para-phenylenediamine and acid addition salts thereof, at least one coupler selected from meta-phenylenediamines of formula (I) below and acid addition salts thereof: wherein:R1 represents a hydrogen atom or a C1-C4 alkyl, C1-C4 monohydroxyalkyl or C2-C4 polyhydroxyalkyl radical; R2 and R3, which may be identical or different, represent a hydrogen atom or a C1-C4 alkyl, C1-C4 monohydroxyalkoxy or C2-C4 polyhydroxyalkoxy radical; R4 represents a hydrogen atom or a C1-C4 alkoxy, C1-C4 aminoalkoxy, C1-C4 monohydroxyalkoxy or C2-C4 polyhydroxyalkoxy radical or a 2,4-diamino-phenoxyalkoxy radical.