Reactive dye mixtures

Details Reactive dye mixtures Reactive dye mixtures

C - Chemistry, Metallurgy

09

B

C09B 67/22 (2006.01) C09B 62/04 (2006.01) C09B 62/09 (2006.01)

Patent

CA 2395370

The invention relates to a dye mixture which contains two or more compounds of the formula (I) A-D-(B)a-Y-(B)b-D-A. The groups A, D, B and Y are defined as per the description. The mixture provides improved colour uniformity and intensity, in comparison to the corresponding individual compounds.

La présente invention concerne un mélange de colorants contenant au moins deux composés de la formule A-D-(B)¿a?-Y-(B)¿b?-D-A (I). Les groupes A, D, B, Y ont la signification donnée dans la description. Comparé aux différents composés correspondants, ce mélange permet d'obtenir une meilleure uniformité et intensité de la couleur.

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