Dye and ink compositions

Details Dye and ink compositions Dye and ink compositions

1996-09-27

1997-09-09

Klemanski, Helene

Compositions: coating or plastic

Coating or plastic compositions

Marking

106 3127, 549299, C09D 1102, C07D30791, C07D30792

Patent

active

056651503

ABSTRACT:
Disclosed is an ink jet printing process which comprises (1) incorporating into an ink jet printer an aqueous ink composition which comprises water, a humectant, and a colorant of the formula ##STR1## wherein X and X' each, independently of one another, are hydrogen, alkyl, halogen, ester, or amide, wherein Z and Z' each, independently of one another, are either (A): ##STR2## wherein R is hydrogen, hydroxy, alkoxy, aryloxy, ester, amine, amide, ether, thioether, or --(O(CH.sub.2).sub.y).sub.z OH wherein y is an integer of from 1 to 3 and z is an integer of from 1 to about 50, wherein A, B, C, D, E, and F each, independently of one another, are hydrogen, --COOH, --SO.sub.3 M, wherein M is a cation, or --NR"R"', wherein R" and R"' each, independently of one another, are hydrogen, alkyl, or aryl, wherein at least one of A, A', B, and B' is not hydrogen, or (B): ##STR3## wherein S is hydrogen or --(O(CH.sub.2).sub.y).sub.z OH, wherein y is an integer of from 1 to 3 and z is an integer of from 1 to about 50, wherein at least one S is not hydrogen; and wherein J, K, L, N, P, and Q each, independently of one another, are hydrogen, --COOH, --SO.sub.3 M, wherein M is a cation, or --NR"R"', wherein R" and R"' each, independently of one another, are hydrogen, alkyl, or aryl.

REFERENCES:
patent: 4115404 (1978-09-01), Greenhalgh et al.
patent: 4122087 (1978-10-01), Greenhalgh et al.
patent: 5183888 (1993-02-01), Kenyon et al.
patent: 5189181 (1993-02-01), Hall et al.
patent: 5215313 (1993-06-01), Kenyon et al.
patent: 5413613 (1995-05-01), Katsida et al.
patent: 5591871 (1997-01-01), Suzuki et al.
Greenhalgh et al, "The Synthesis of Quinodimethanes in the Benzodifuranone and Benzodipyrrolidone", Dyes and Pigments, vol. 1, pp. 103-120 (1980), No Month Available.

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