Dyes containing polyhydroxyl groups for ink-jet printing inks

Compositions: coating or plastic – Coating or plastic compositions – Metal-depositing composition or substrate-sensitizing...

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106 20, 106 23, C09D 1100

Patent

active

048368512

ABSTRACT:
A dye used in ink compositions for ink-jet printing comprises an aromatic dye molecule having attached to the backbone thereof from one to four polyhydroxyl-substituted groups having the formula selected from the group consisting of:

REFERENCES:
patent: 4666519 (1987-05-01), Akiyama et al.
patent: 4703113 (1987-10-01), Baxter et al.
patent: 4705567 (1987-11-01), Hair et al.
patent: 4726844 (1988-02-01), Greenwood
patent: 4735657 (1988-04-01), Baxter et al.
patent: 4738721 (1988-04-01), Baxter et al.

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