Reactive azo dyes, preparation thereof and use thereof

Details Reactive azo dyes, preparation thereof and use thereof Reactive azo dyes, preparation thereof and use thereof

C - Chemistry, Metallurgy

09

B

C09B 62/085 (2006.01) C09B 62/008 (2006.01) C09B 62/245 (2006.01)

Patent

CA 2419973

The invention relates to reactive azo dyes of general formula (1), wherein Y represents a heterocyclic reactive group of general formula (2) or (3), wherein X1 - X5 are defined as cited in Claim 1. The invention also relates to a method for the production thereof and the use thereof to dye and print material containing hydroxyl and/or carbonamide groups.

L'invention concerne des colorants réactifs de formule générale (1) dans laquelle Y désigne un groupe réactif hétérocyclique de formule (2) ou (3), où X¿1? à X¿5? sont tels que définis dans la revendication 1. L'invention concerne en outre leur procédé de fabrication et leur utilisation pour la teinture et l'impression de matériaux renfermant des groupes hydroxy et/ou carbonamides.

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