Invention Grant
US08256885B2 Cyan inkjet ink having improved print quality with porous photo media 有权
青色喷墨油墨通过多孔照相介质改善印刷质量

Cyan inkjet ink having improved print quality with porous photo media
Abstract:
The present invention relates to cyan dye-based inkjet inks having improved permanence when jetted onto porous photo media. The inkjet ink includes a copper phthalocyanine dye having sulfonylamine groups, at least three co-solvents having about 18% to about 24% of the composition of the ink by weight, a polymeric dye dispersant having about 0.5% to about 2.0% of the composition of the ink by weight, a penetrant, at least one wetting agent, and water.
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