Process for dyeing or printing a basic dyeable textile...

D - Textiles – Paper – 06 – P

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D06P 1/41 (2006.01) C09B 44/08 (2006.01) D06P 1/02 (2006.01)

Patent

CA 1070904

Abstract of the Disclosure Disclosed is a process for dyeing or printing a basic dyeable textile substrate comprising applying thereto,as dyeing or printing agent, a bicationic dis- or trisazo dyestuff which is free from sulphonic acid groups and which contains terminal coupling components, said coupling components being 4-methyl-6-hydroxy-3-N-pyridinium- pyridone-2 radicals, coupled at the 5-position of the pyridone ring.

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