Use of derivatives of 2-imino-isoindoline or...

Details Use of derivatives of 2-imino-isoindoline or... Use of derivatives of 2-imino-isoindoline or...

A - Human Necessities

61

K

A61K 8/49 (2006.01) A45D 33/00 (2006.01) A61Q 5/10 (2006.01)

Patent

CA 2222363

The invention relates to the use of derivatives of 2-imino-isoindoline or 3-amino-isoindolone or their tautomers for dyeing keratin fibres, particularly for human keratin fibres, such as hair. These compounds are used as oxidant-free dye precursors. They can dye keratin fibres in the absence of oxidizing agents, in the presence of compounds à fonction primary or secondary amine. The invention also relates to dye compositions containing these compounds and the dye processes and devices implemented.

L'invention concerne l'utilisation de dérivés de la di-imino-isoindoline ou de la 3-amino-isoindolone ou de leurs formes tautomères pour la teinture des fibres kératiniques, en particulier pour fibres kératiniques humaines telles que les cheveux. Ces composés sont utilisés comme précurseurs de coloration sans oxydant. Ils peuvent teindre les fibres kératiniques en l'absence d'agent oxydant, en présence de composés à fonction amine primaire ou secondaire. L'invention concerne également les compositions de teinture contenant ces composés ainsi que les procédés et dispositifs de teinture mis en oeuvre.

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