Dyes

Details Dyes Dyes

C - Chemistry, Metallurgy

09

B

C09B 47/20 (2006.01) C09B 62/08 (2006.01) D06P 1/02 (2006.01)

Patent

CA 2048742

Dd.35885 ABSTRACT Dyes Dyes of Formula (1) which are useful for the coloration of e.g. cellulosic materials and leathers. Image (1) wherein: NiPc is a nickel phthalocyanine radical; r has a value from 1 to 3 inclusive; m has a value from 1 to 3 inclusive; p has a value from 0 to 1 inclusive; R1 is H, alkyl, substituted alkyl, aryl or substituted aryl; R2, R3 and R4 are each independently H, C1-6-alkyl or substituted C1-6-alkyl; A is phenylene, substituted phenylene, C1-6-alkylene or substituted C1-6-alkylene; Q is a labile substituent; B is phenylene, phenylene substituted by 1 or 2 sulpho groups or phenylene substituted by an alkyl or alkoxy group; Dd.35885 Z is H or alkyl; and X and Y are each independently H, alkyl, alkoxy, halogen, carboxy or sulpho; provided that r+m+p does not exceed 4.

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