Dye mixtures containing azo and quinophthalone dyes

Details Dye mixtures containing azo and quinophthalone dyes Dye mixtures containing azo and quinophthalone dyes

C - Chemistry, Metallurgy

09

B

C09B 29/42 (2006.01) C09B 67/22 (2006.01)

Patent

CA 2092572

O.Z. 0050/43130 Abstract of the Disclosure: Dye mixtures containing from 50 to 95% by weight, of a 4-chloro-2-nitrophenylazo- hydroxypyridone dye and from 5 to 50% by weight of a brominated quinophthalone dye and/or from 5 to 50% by weight of a chlorinated quinophthalone dye and/or from 5 to 20% by weight of an unsubstituted quinophthalone dye, dye formulations containing the novel dye mixtures and the use of dye mixtures for dyeing polyesters or printing them by the direct printing method.

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