Liquid black dye mixture

Details Liquid black dye mixture Liquid black dye mixture

1987-11-27

1989-02-14

Clingman, A. Lionel

Bleaching and dyeing; fluid treatment and chemical modification

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

Mixed dyes, noncomplexed

8437, 8919, C09B 6722, C09B 6904, C09B 3521, C09B 5604

Patent

active

048043877

ABSTRACT:
Aqueous dye mixtures for black shades containing as dyes essentially those dyes which have the C.I. number 19,140, 40,000 or 47,035, in the form of the alkanolammonium salt, and also the dyes of the formula I, II and/or III ##STR1## where the cations R.sup.+ are each independently of the others an alkanolammonium cation, a substituted or unsubstituted ammonium cation or an alkali metal cation, and the quantities of the individual dyes are such as to produce a black, are suitable in particular for dyeing paper and leather.

REFERENCES:
patent: 4118182 (1978-10-01), Smith
patent: 4118182 (1978-10-01), Smith
patent: 4699628 (1987-10-01), Patel et al.
patent: 4705528 (1987-11-01), Baxter et al.
Colour Index (Third Edition), vol. 4: C.I. 19140; C.I. 40000; C.I. 47035.

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