The present invention relates to
a) a non-oxidative colouring agent for keratin fibres, in particular human hair, comprising at least one dye according to formula (I) or (II),
b) an oxidative colouring agent for keratin fibres, in particular human hair, which comprises at least one oxidizing agent (e.g. hydrogen peroxide), at least one oxidative dye precursor and at least one dye according to formula (I) or (II), and
c) a lightening agent for keratin fibres, in particular human hair, which comprises at least one oxidizing agent (e.g. hydrogen peroxide) and at least one dye according to formula (I) or (II), with R4 being a cationic group.
本发明涉及a) 一种非氧化染色剂,用于角蛋白纤维,特别是人类头发,包括至少一种按照式(I)或(II)的
染料,b) 一种氧化染色剂,用于角蛋白纤维,特别是人类头发,其中包括至少一种氧化剂(例如
过氧化氢),至少一种氧化
染料前体和至少一种按照式(I)或(II)的
染料,以及c) 一种漂白剂,用于角蛋白纤维,特别是人类头发,其中包括至少一种氧化剂(例如
过氧化氢)和至少一种按照式(I)或(II)的
染料,其中R4是阳离子基团。