Compositions and compounds

Details Compositions and compounds Compositions and compounds

C - Chemistry, Metallurgy

09

B

C09B 29/095 (2006.01) C09B 62/085 (2006.01) C09B 67/22 (2006.01) C09B 67/26 (2006.01)

Patent

CA 2089606

SMC 36802 ABSTRACT COMPOSITIONS AND COMPOUNDS A high strength aqueous solution comprising a first and second dye each of which, in the free acid form, is of Formula (1): Image (1) wherein: R1 is NH2 or alkyl; W is H, alkyl or alkoxy; X is a labile atom or group; A is Image ; Y is H or alkyl; Z is an optionally substituted phenyl group; and n has a value of 1 to 3; provided that (i) the groups defined by A in the first and second dye are different to one another; and (ii) the solution contains less than 5% by weight of inorganic compounds. Also claimed are compositions and dyes of Formula (1).

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