| 摘要 |
PROBLEM TO BE SOLVED: To provide a new composition for bleaching and simultaneously dyeing keratin fibers, particularly a human keratin fiber such as hair, particularly suitable for dark hair and enabling chromatic and fast coloring. SOLUTION: The present invention relates to a composition for bleaching and simultaneously dyeing keratin fibers, comprising at least one dye chosen from 7-(6'-methylphenylazo)-1-acetamide-3,6-disulfo-8-hydroxynaphthalene and addition salts thereof, at least one peroxygenated salt and at least one alkali agent, to a method for bleaching and simultaneously dyeing keratin fibers using the composition, and also to the use of the composition for bleaching and simultaneously dyeing keratin fibers. The composition in accordance with the present invention is particularly suitable for dark hair. It has improved stability over time and allows chromatic and fast dyeing to be obtained. COPYRIGHT: (C)2006,JPO&NCIPI
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