The invention provides compositions and methods for the oxidative coloring of human hair. The compositions of the invention contain as a primary intermediate at least one aminophenol of the formulas:
or a cosmetically acceptable salt thereof, and at least one pyrazolone coupler of the formulas:
or a cosmetically acceptable salt thereof. The compositions may also contain one or more other primary intermediates and conventional coupling compounds, in addition to an oxidizing agent and other components typically used in oxidative hair dye preparations.
本发明提供了对人类头发进行氧化着色的组合物和方法。本发明的组合物含有至少一种以下式子的
氨基苯酚或其化妆品可接受的盐作为初级中间体,以及至少一种以下式子的
吡唑酮
偶联剂:
或其美容上可接受的盐,以及至少一种形式如下的
吡唑酮
偶联剂:
或其化妆品可接受的盐。除了氧化剂和氧化染发制剂中通常使用的其他成分外,组合物中还可能含有一种或多种其他初级中间体和常规偶联化合物。