Colorant mixtures containing azo compounds based on phenyloxadia

Details Colorant mixtures containing azo compounds based on phenyloxadia Colorant mixtures containing azo compounds based on phenyloxadia

1992-03-25

1994-09-06

Ramsuer, Robert W.

Bleaching and dyeing; fluid treatment and chemical modification

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

Mixed dyes, noncomplexed

106 22K, 106 23K, 524 86, 524160, 524161, 534772, C09B 6722, C09D 1102

Patent

active

053444655

ABSTRACT:
A colorant mixture for use in printing inks contains a pigment of formula I ##STR1## a basic dye of the formula II ##STR2## where the substituents are as defined in the specification L-A. and exhibits higher color strength than that of the pigment of formula I alone.

REFERENCES:
patent: 4201710 (1980-05-01), Kurtz et al.
patent: 4229343 (1980-10-01), Junge et al.
patent: 5104991 (1992-04-01), Jesse et al.
Ullmanns Encyklopadie der technischen Chemie, 4th Edition, vol. 12, pp. 525-538, W. Barendrecht, et al., "Harze, Naturliche", (no date is available, print as is).

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