Disperse dye mixtures

摘要

A disperse dye mixture comprising a monoazo dye of the following formula (1) and a monoazo dye of the following formula (2) blended thereto in an amount of from 0.1 to 10 times by weight of the dye of the formula (1): (1) (2) wherein each of X1 and X2 which are independent of each other, is nitro, cyano, sulfomethyl or halogen, each of Y1, Y2, Z1 and Z2 which are independent of one another, is hydrogen, cyano, nitro, trifluoromethyl, halogen or sulfomethyl, each of W1 and W2 which are independent of each other, is hydrogen, halogen, C1-C2 alkyl or alkoxy, and each of R1 and R2 which are independent of each other, is C1-C4 alkyl, or C2-C4 alkyl which is substituted by cyano, halogen, hydroxy, hydroxyalkoxy, C1-C4 alkyl, hydroxyalkoxyalkoxy, acyloxyalkoxy, acyloxyalkoxyalkoxy or alkoxyalkoxy.