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

1997-09-11

1998-12-01

Higel, Floyd D.

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

Organic compounds

Azo

106 3148, 106496, 534796, 534803, 534897, C09D 1102, C09B 2909, C09B 2922, C09B 3114

Patent

active

058441000

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.
patent: 5721344 (1998-02-01), Baettig

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