Mixed cationic dyes comprising at least one anthraquinone chromophore and their use in methods of hair dyeing

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United States of America Patent

PATENT NO 7582122
APP PUB NO 20070125261A1
SERIAL NO

11510698

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Abstract

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Disclosed herein is a mixed cationic direct dye comprising at least one anthraquinone chromophore and at least one cationic chromophore chosen from cationic azo chromophores and cationic hydrazone chromophores, wherein the at least one anthraquinone chromophore is bound to the at least one cationic chromophore by means of at least one linkage. Also disclosed herein is a dyeing composition comprising at least one mixed cationic direct dye. Further disclosed herein is a method of dyeing of keratin fibers, for example, keratin fibers, comprising applying said dyeing composition to the keratin fibers. Still further disclosed herein is a multi-compartment kit comprising at least one compartment comprising at least one dye composition and at least one second compartment comprising at least one oxidizing agent.

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Patent Owner(s)

  • L'OREAL

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Daubresse, Nicolas La Celle St. Cloud , FR 47 337
Greaves, Andrew Montevrain , FR 77 416

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