Back to results
US 6,143,061 AGranted
Delocalized cationic azo dye for ink jet ink
AssigneeEastman Kodak Company
InventorsSteven Evans, Csaba A. Kovacs, Ellen M. Pyszczek, Helmut Weber
Life of this patent
Estimating the term…
Abstract
An ink jet ink composition comprising water, a humectant, and a delocalized cationic azo dye derived from the quatemization of a heterocyclic azoaminothiazole dye.
Claims11
An ink jet ink composition comprising water, a humectant, and a delocalized cationic azo dye derived from the quaternization of a heterocyclic azoaminothiazole dye.
Dependencies are inferred from the claim text.