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DIRECT-DRAWING HAIR COLORING AGENT AND METHOD WITH ANTHRACCHINE MIXTURES
DIRECT-DRAWING HAIR COLORING AGENT AND METHOD WITH ANTHRACCHINE MIXTURES
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机译:邻氨基苯甲酸酯混合物的直接拔染剂和方法
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摘要
An anthraquinone mixture comprising three 1,4-hydroxyalkylamino-anthraquinone derivatives, wherein two of the anthraquinone compounds in the mixture are symmetric and the other anthraquinone compound is asymmetric, and wherein each of the anthraquinone compounds has similar polarities. The anthraquinone mixtures are used in compositions and methods for the direct dyeing of keratinous fibers, particularly human hair on the head.
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