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    • 41. 发明授权
    • Fixer inks for use with ink jet inks
    • 用于喷墨油墨的定影油墨
    • US08556402B2
    • 2013-10-15
    • US12937575
    • 2009-05-20
    • Xiaoqing Li
    • Xiaoqing Li
    • C09D11/00
    • C09D11/54B41M5/0017B41M7/0018C08G18/0823C08G18/12C08G18/4854C08G18/6692C08G18/755C08L75/04C09D11/40C08G18/2865C08L77/00
    • The disclosure provides an ink set containing an ink jettable ink and an ink jettable fixer ink having: an aqueous colorant containing ink jettable ink; and a fixer ink having: (i) a multivalent metal salt, wherein the metal is selected from the group consisting of divalent metal ions, trivalent metal ions, and mixtures thereof; and (ii) a salt stable, water soluble, predominantly non-ionic, polymeric binder selected from the group consisting of a polyurethane having an ethylene oxide unit, and a methoxylated carboxylated polyallylamine; wherein the polymeric binder is substantially non-reactive with the colorant. The colorant contains a dye, a self dispersed pigment or a pigment dispersion. These inks have enhanced coloristic and durability properties.
    • 本发明提供一种含有可喷墨油墨和喷墨定影剂油墨的油墨组合物,其具有含有可喷墨油墨的含水着色剂; 和具有以下的定影剂油墨:(i)多价金属盐,其中所述金属选自二价金属离子,三价金属离子及其混合物; 和(ii)选自具有环氧乙烷单元的聚氨酯和甲氧基化羧化聚烯丙基胺的盐稳定的,水溶性的,主要是非离子的聚合物粘合剂; 其中聚合物粘合剂基本上不与着色剂反应。 着色剂含有染料,自分散颜料或颜料分散体。 这些油墨具有增强的着色性和耐久性。