| 摘要 |
A water-soluble dye set used in thermal bubble color ink-jet printers. The dye set has high water-fastness and includes (a) Direct Blue 199 dye and Acid Blue 9 dye; (b) Reactive Red 180 dye, Acid Red 52 dye, and Direct Red 75 dye; and (c) Direct Yellow 132 dye and Acid Yellow 5 dye. The dye set of the present invention has improved heat stability and storage stability when used in thermal bubble ink-jet printers. In addition, the dye set has special viscosity, good surface tension, and high water resistance, greatly improving printing properties.
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