Mixtures of blue mono-azo disperse dyestuffs and their use for d

Details Mixtures of blue mono-azo disperse dyestuffs and their use for d Mixtures of blue mono-azo disperse dyestuffs and their use for d

1991-02-19

1992-05-05

Clingman, A. Lionel

Bleaching and dyeing; fluid treatment and chemical modification

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

Mixed dyes, noncomplexed

8524, 8528, 8532, 8533, 8638, 8696, 8921, 8922, 8924, C09B 2908, C09B 6722, D06P 104

Patent

active

RE0339083

ABSTRACT:
Synthetic fiber materials are effectively colored by dyeing or printing with a dyestuff mixture containing at least two separate dyestuffs (I) and (II) in a weight ratio of (I):(II) of from (20 to 99):(80 to 1) wherein:
(I) is at least one dyestuff of the formula ##STR1## and (II) is at least one dyestuff of the formula ##STR2## in which X and Y are the same or different and each is independently chloro and bromo:

REFERENCES:
patent: 3632569 (1972-01-01), Artz et al.
patent: 3671177 (1972-06-01), Artz et al.
patent: 3923455 (1975-12-01), Cornelius et al.
patent: 4257943 (1981-03-01), Hahnle
patent: 4678476 (1987-07-01), Tappe et al.
Chemical Abstracts, vol. 97, No. 8, of 97:57110t, p. 65, Aug. 1982, "Monoazo Dyes".
Chemical Abstracts, vol. 97, No. 6, 97:40307q, p. 76, Aug. 1982 "Disperse Monoazo Dyes".

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