申请人:——
公开号:US20040123400A1
公开(公告)日:2004-07-01
The invention concerns a novel dyeing composition for dyeing keratinous fibres, in particular human hair, comprising a cationic azo dye of formula (I):
W
1
—N|N—W
2
—NW
3
W
4
,
and the dyeing method using said composition and the novel compounds of formula (I).
这项发明涉及一种用于染色角蛋白纤维,特别是人类头发的新型染色组合物,包括式(I)的阳离子偶氮染料:W1—N|N—W2—NW3W4,以及使用该组合物进行染色的染色方法和式(I)的新型化合物。