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    • 10. 发明授权
    • Polymers derived from unsaturated surfactants for use in ink-jet inks
    • 衍生自用于喷墨油墨的不饱和表面活性剂的聚合物
    • US06177485B1
    • 2001-01-23
    • US09251947
    • 1999-02-17
    • John R MoffattJoseph W Tsang
    • John R MoffattJoseph W Tsang
    • C09D1110
    • C09D11/30
    • The properties of ink-jet inks containing a colorant (pigment, macromolecular chromophore, or dye) are improved by adding thereto an additive, specifically, one or more polymers derived from unsaturated surfactants. The unsaturated surfactant(s) has at least one carbon-carbon double bond (C═C). The polymer may be simply an polymer of the unsaturated surfactant. Alternatively, the polymer may be co-polymerized with one or more vinyl monomers or one or more polymers based on the vinyl monomers may be mixed with the unsaturated surfactant polymer. The vinyl monomer(s) or polymer(s) are used to adjust or “tweak” the properties of the resultant polymer. For example, the more hydrophobic the polymer or the higher its molecular weight, then the greater the water-fastness afforded the ink-jet ink. The polymeric additive of the invention improves bleed control, water-fastness, and smear-fastness of ink-jet inks, particularly thermal ink-jet inks.
    • 通过添加添加剂,特别是一种或多种衍生自不饱和表面活性剂的聚合物,可以改善含有着色剂(颜料,大分子发色团或染料)的喷墨油墨的性质。 不饱和表面活性剂具有至少一个碳 - 碳双键(C = C)。 聚合物可以简单地是不饱和表面活性剂的聚合物。 或者,聚合物可以与一种或多种乙烯基单体共聚,或者一种或多种基于乙烯基单体的聚合物可以与不饱和表面活性剂聚合物混合。 乙烯基单体或聚合物用于调节或“调节”所得聚合物的性质。 例如,聚合物疏水性越高,分子量越高,那么提供喷墨油墨的耐水性越好。 本发明的聚合物添加剂改善了喷墨油墨,特别是热喷墨油墨的渗色控制,耐水性和涂抹性。