The present disclosure relates to a family of double para-phenylenediamines joined by a linkage comprising an aromatic group and a process for the dyeing of keratin fibers. These double para-phenylenediamines of formula (I) can be used as oxidation base for the dyeing of keratin fibers. Also disclosed are methods of dyeing, methods of making, and dyeing “kits.”
本公开涉及一种由含芳香基的连接部分连接的双
对苯二胺家族,以及染色角蛋白纤维的染色工艺。公开的式(I)的双
对苯二胺可以用作氧化
染料基质来染色角蛋白纤维。还公开了染色方法、制备方法和染色“套件”。