1442637-05-9Relevant articles and documents
PARTICULAR AZOMETHINE DIRECT DYES, DYE COMPOSITION COMPRISING AT LEAST ONE SUCH COMPOUND, IMPLEMENTATION PROCESS THEREFORE AND USE THEREOF
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Page/Page column 45, (2013/07/05)
The present invention relates to direct dyes of azomethine type of formula (I) below; and also to the use thereof for dyeing keratin fibres, in particular human keratin fibres such as the hair. The invention also relates to a composition for dyeing keratin fibres, comprising such direct dyes in a suitable dyeing medium. Similarly, a subject of the invention is a process for dyeing keratin fibres using the said dye composition, and also a device comprising the same. Finally, the present invention also relates to precursors of these direct dyes.