Organic compounds -- part of the class 532-570 series – Organic compounds – Azo
Patent
1994-02-27
1996-02-27
Richter, Johann
Organic compounds -- part of the class 532-570 series
Organic compounds
Azo
534691, 8506, 8549, 8681, 8918, 8919, 106 22K, 252585, C09B 6209, C09B 35215, D06P 1382, D06P 139
Patent
active
054950031
ABSTRACT:
The disazo dyestuffs and mixtures thereof, of the general formula I ##STR1## wherein the symbols R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5 and M possess the significances given in claim 1, are eminently suitable for dyeing or printing organic substrates containing hydroxyl, thiol or amido groups, especially cotton or paper.
REFERENCES:
patent: 5095101 (1992-03-01), von Tobel
Chemical Abstracts, No. 11, vol. 104:90481a, Disazo Reactive Dyes for Dyeing and Printing (1986).
Pedrazzi Reinhard
Zirngibl Ulrich
Battle Carl W.
Honor Robert S.
Loeschorn Carol A.
Powers Fiona T.
Richter Johann
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