Patent ID: 6610130
Filing Date: 2003-08-26
Classification: C09D

Abstract:
An ink set comprised of several inks comprising at least one of a red ink and a magenta ink, one of a blue ink and a cyan ink, and a yellow ink for piezo inkjet printers operating according to a drop-on-demand method, wherein each one of the inks comprises at least one water-soluble dye as a principal colorant, a solvent substantially in the form of water, and one or more anti-drying agents, wherein a first one of the inks contains â€œDirect Blue 199â€  as a primary or exclusive dye, a second one of the inks contains â€œReactive Red 180â€  as a primary or exclusive dye, and a third one of the inks contains â€œReactive Yellow 37â€  as a primary or exclusive dye.