Fiber-reactive copper complex disazo dyes

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United States of America Patent

PATENT NO 9062208
APP PUB NO 20110283465A1
SERIAL NO

13146341

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Abstract

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The present invention relates to dyes of the formula (I), in which R1 to R4, D1, f, and M are defined as indicated in claim 1, to processes for preparing them, and to their use for dyeing and printing hydroxyl- and/or carboxamido-containing materials.

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Patent Owner(s)

Patent OwnerAddress
DYSTAR COLOURS DISTRIBUTION GMBH65479 RAUNHEIM

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Eichhorn, Joachim Frankfurt, DE 20 34
Schrell, Andreas Hofheim, DE 41 207

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