OXIDATIVE DYEING COMPOSITIONS COMPRISING AN 1-HEXYL/HEPTYL-4,5-DIAMINOPYRAZOLE AND A BENZENE-1,3-DIAMINE AND DERIVATIVES THEREOF

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专利权人:

发明人:

申请号：

EP12705951.7

公开号：

EP2677991A1

申请日:

2012.02.16

申请国别(地区):

EP

年份:

2014

代理人:

摘要：

A composition for the oxidative dyeing of keratin fibers, in particular human keratin fibers comprising (A) a 1-hexyl/heptyl-4,5-diaminopyrazole compound of the general formula (I), a physiologically compatible water-soluble salt thereof, or mixtures thereof, and (B) a benzene-1,3-diamine compound of the general formula (II), a physiologically compatible water-soluble salt thereof or mixtures thereof, and (C) an oxidizing agent. wherein R1, R2, R3, R4, R5, R6, R7, R8 and R9 are as defined herein and a=1 or 2.

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