Cationic azo dye for ink jet ink

Details Cationic azo dye for ink jet ink Cationic azo dye for ink jet ink

1999-04-26

2000-10-24

Klemanski, Helene

Compositions: coating or plastic

Coating or plastic compositions

Marking

106 3158, C09D 1102

Patent

active

061360805

ABSTRACT:
An ink jet ink composition comprising water, a humectant, and a cationic azo dye derived from the quaternization of a pyrazoleazoindole dye.

REFERENCES:
patent: 4138570 (1979-02-01), Psaar
patent: 4201707 (1980-05-01), Psaar
patent: 4382801 (1983-05-01), Loew
patent: 4388115 (1983-06-01), Sugiyama et al.
patent: 4425162 (1984-01-01), Sugiyama et al.
patent: 4929277 (1990-05-01), Tanaka et al.
patent: 5560996 (1996-10-01), Ito et al.

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