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US 4,996,304 AGranted
Reactive disazo dyes containing fluoro-chloropyrimidyl groups and vinyl sulfonyl group
AssigneeCiba-Geigy Corporation
InventorAthanassios Tzikas
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Abstract
Reactive dyes of the formula ##STR1## in which D is the radical of a dye of the polyazo or metal complex azo series, R.sub.1 is hydrogen or an unsubstituted or substituted C.sub.1-4 -alkyl radical, and X is the vinyl, .beta.-sulfatoethyl, .beta.-thiosulfatoethyl, .beta.-chloroethyl or .beta.-acetoxyethyl group, are suitable in particular for dyeing and printing cellulose-containing fibre materials by the cold pad-batch method and produce, in high dyeing yields, dyeings and prints having good fastness properties.
Claims1
The reactive dye of the formula ##STR35##
Dependencies are inferred from the claim text.