Dyeing method using a specific active methylene compound and...

Details Dyeing method using a specific active methylene compound and... Dyeing method using a specific active methylene compound and...

A - Human Necessities

61

K

A61K 8/49 (2006.01) A61Q 5/10 (2006.01)

Patent

CA 2320922

The invention concerns the use for dyeing keratinous fibres of at least a specific active methylene compound and a compound selected among a specific aldehyde, a specific ketone, a quinone and a di-iminoisoindoline or 3-amino-isoindolone derivative for dyeing, by reaction without oxidising agent, said keratinous fibres.

La présente invention est relative à l'utilisation, pour la teinture des fibres kératiniques, d'au moins un composé à méthylène actif spécifique et d'au moins un composé choisi parmi un aldéhyde, une cétone, une quinone et un dérivé de la di-imino-isoindoline, ou de la 3-amino-isoindolone permettant d'obtenir, par réaction sans agent oxydant, une coloration desdites fibres kératiniques.

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