C - Chemistry – Metallurgy – 09 – D
Patent
C - Chemistry, Metallurgy
09
D
31/153
C09D 11/02 (2006.01) C09D 11/00 (2006.01)
Patent
CA 1315091
DYES CONTAINING TETRAMETHYLAMMONIUM CATION FOR INK-JET PRINTING INKS ABSTRACT OF THE DISCLOSURE Inks used in ink-jet printing comprise a vehicle and a dye. The dye i typically an anionic dye, complexed sodium cations. Several properties of such inks are im- proved by replacing at least about one-fourth of the sodium cations with tetramethylammonium cations.
537301
Askeland Ronald A.
Kappele William D.
Pawlowski Norman E.
Stoffel John L.
Hewlett-Packard Company
Sim & Mcburney
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