Reactive dyes, their manufacture and use

C - Chemistry – Metallurgy – 09 – B

Patent

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8/1, 260/153

C09B 50/00 (2006.01) C09B 62/04 (2006.01) D06P 1/00 (2006.01)

Patent

CA 1070676

Abstract of the Disclosure Dyes of formula Image (1) wherein D is the radical of a formazane dye of formula Image (2) X is a group which is capable of complex formation, Z is a -NH2 group, a substituted or unsubstituted aliphatic or aromatic amino group. n is 1 or 2 and m is an integer from 2 to 5, and the benzene rings A, B and C can contain further substituents in addition to the -SO3H groups and the radicals of formula Image (3)

242023

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