The present invention relates to particular cationic paraphenylenediamine compounds of formula (I) below and also to the use thereof for dyeing keratin fibres, in particular human keratin fibres such as the hair. The invention also relates to a dye composition comprising, in a suitable dyeing medium, one or more cationic para-phenylenediamines as defined previously. Finally, the invention relates to a dyeing device using the said composition.
本发明涉及以下式子(I)的特定阳离子
对苯二胺化合物,以及其用于染色角蛋白纤维,特别是人角蛋白纤维如头发的用途。本发明还涉及一种
染料组合物,其中在适当的
染料介质中,包含一个或多个先前定义的阳离子
对苯二胺。最后,本发明涉及使用该组合物的染色装置。