Oxidative Dyeing Compositions Comprising an 1-Hexyl/Heptyl-4,5-diaminopyrazole and a 2-Aminophenol and Derivatives Thereof
申请人:LIM Muill
公开号:US20120210519A1
公开(公告)日:2012-08-23
An oxidative dyeing composition comprising a 1-hexyl-4,5-diaminopyrazole compound or a 1-heptyl-4,5-diaminopyrazole compound of formula (I) in combination with a 2-aminophenol compound of formula (II):
wherein R
1
, R
2
, R
3
, R
4
, R
5
, R
6
and R
7
are as defined herein and a=1 or 2.
The composition provides good hair color intensity together with good wash and bleeding fastness.