Disulfide dyes

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United States of America Patent

PATENT NO 8992633
APP PUB NO 20140157529A1
SERIAL NO

14114783

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Abstract

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Disclosed are compounds of formula (1) or formula (2). The compounds are useful for the dyeing of organic materials, such as keratin fibers, wool, leather, silk, cellulose or polyamides, especially keratin-containing fibers, cotton or nylon, and preferably hair, more preferably human hair. (1) (2).

description='In-line Formulae' end='lead'A-(X1)p—(Csat)r—S—S—(Csat)q—(X2)p-D  (1)description='In-line Formulae' end='tail'

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Patent Owner(s)

Patent OwnerAddress
BASF SE67056 LUDWIGSHAFEN AM RHEIN

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Cremer, Christian Lorrach, DE 24 192
Frohling, Beate Neustadt, DE 24 144
Marquais-Bienewald, Sophie Hegenheim, FR 18 88

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