Ink compositions containing azo dyes for ink jet printing

Details Ink compositions containing azo dyes for ink jet printing Ink compositions containing azo dyes for ink jet printing

1996-07-19

1998-02-24

Higel, Floyd D.

Organic compounds -- part of the class 532-570 series

Organic compounds

Azo

534796, 534897, 534803, C09B 2909, C09B 2922, C09B 2936, C09B 3114

Patent

active

057213445

ABSTRACT:
There is described novel azo dyes of formula (4) with high water solubility for use in aqueous inks, particularly for ink jet recording, which provide images having high water, smudge and light resistance ##STR1## wherein n, m are each independently 2 to 6;

REFERENCES:
patent: 3122531 (1964-02-01), Atkinson et al.
patent: 3459729 (1969-08-01), Crotti et al.
patent: 3658783 (1972-04-01), Knobloch et al.
patent: 5466282 (1995-11-01), Eida et al.

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