Invention Grant
US07491245B2 Keratin dyeing compounds, keratin dyeing compositions containing them, and use thereof 失效
角蛋白染色化合物,含有它们的角蛋白染色组合物及其用途

Keratin dyeing compounds, keratin dyeing compositions containing them, and use thereof
Abstract:
Compositions for the oxidative dyeing of keratin fibers, comprising a medium suitable for dyeing and one or more tricyclic fused 6-5-6 heteroaromatic keratin dyeing compounds having one heteroatom. A method for oxidative dyeing of keratin fibers, comprising applying such compositions in the presence of an oxidizing agent, for a period sufficient to develop the desired coloration.
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