FIBER-REACTIVE AZO DYE

Fibre-reactive compounds of the formula in which b is 1 or 2, each R1 is hydrogen or C1-4alkyl each Z is and Fc is a metal-free or metal-containing monoazo or disazo radical as defined in the specification, which compounds are in free acid or salt form, and mixtures thereof, are useful for dyeing or...

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Bibliographische Detailangaben
Hauptverfasser: MARUKUSU DERU, PAURU DOSUBARUTO, HERUMUUTO ANTON MOOZERU, ROORAN UOORU, GIYUNTAA AUERUBAHA, KURUTO BURENNAIZEN, MARUKUSU GISURAA, BERUNAA KOHO
Format: Patent
Sprache:eng
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Zusammenfassung:Fibre-reactive compounds of the formula in which b is 1 or 2, each R1 is hydrogen or C1-4alkyl each Z is and Fc is a metal-free or metal-containing monoazo or disazo radical as defined in the specification, which compounds are in free acid or salt form, and mixtures thereof, are useful for dyeing or printing hydroxy group- or nitrogen-containing organic substrates, for example leather and fibre materials containing or consisting of natural or synthetic polyamides or of natural or regenerated cellulose; the most preferred substrate is textile material containing or consisting of cotton. The dyeings and prints obtained show good general fastness properties such as good light fastness, wet fastnesses and resistance to oxidative influences.