The invention relates to compositions intended for dyeing keratin fibres which contain, as the only oxidative dyestuffs, oxidative dyestuff precursors of the para type and of the ortho type, at least one said precursor of the para type being an aromatic diamine, of specified formula or a specified bis-condensed precursor and at least one said precursor of the ortho type which is an ortho-aminophenol, ortho-diphenol, ortho-phenylenediamine or a derivative thereof.
本发明涉及用于染色角蛋白纤维的组合物,其中仅包含对位型和邻位型氧化
染料前体作为氧化
染料,至少其中一种对位型前体是规定式的芳香族二胺或规定的双缩合前体,至少一种邻位型前体是邻
氨基
酚、邻二
酚、
邻苯二胺或其衍
生物。