Disperse dye mixtures

Details Disperse dye mixtures Disperse dye mixtures

1992-12-10

1994-07-26

Lieberman, Paul

Bleaching and dyeing; fluid treatment and chemical modification

Dye or potential dye composition, additive, treatment,...

Mixed dyes, noncomplexed

8641, 8643, 8922, C09B 6722

Patent

active

053324048

ABSTRACT:
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): ##STR1## wherein each of X.sup.1 and X.sup.2 which are independent of each other, is nitro, cyano, sulfomethyl or halogen, each of Y.sup.1, Y.sup.2, Z.sup.1 and Z.sup.2 which are independent of one another, is hydrogen, cyano, nitro, trifluoromethyl, halogen or sulfomethyl, each of W.sup.1 and W.sup.2 which are independent of each other, is hydrogen, halogen, C.sub.1 -C.sub.2 alkyl or alkoxy, and each of R.sup.1 and R.sup.2 which are independent of each other, is C.sub.1 -C.sub.4 alkyl, or C.sub.2 -C.sub.4 alkyl which is substituted by cyano, halogen, hydroxy, hydroxyalkoxy, C.sub.1 -C.sub.4 alkyl, hydroxyalkoxyalkoxy, acyloxyalkoxy, acyloxyalkoxyalkoxy or alkoxyalkoxy.

REFERENCES:
patent: 3950321 (1976-04-01), Dehnert et al.
patent: 4128545 (1978-12-01), Dehnert et al.
patent: 4354969 (1982-10-01), Henning et al.
patent: 4432770 (1984-02-01), Hasler et al.
patent: 4479899 (1984-10-01), Hamprecht
patent: 5045084 (1991-09-01), Walker

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