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发明公开
CN108431142A 喷墨油墨组合物 无效 - 驳回

喷墨油墨组合物
摘要：
本文公开了喷墨油墨组合物，其包含：(a)具有以下性质的炭黑：OAN≥170mL/100g；和160～220m2/g的STSA；(b)选自聚氧乙烯/聚氧丙烯嵌段共聚物、苯乙烯-丙烯酸类树脂、苯乙烯-甲基丙烯酸类树脂、苯乙烯-顺丁烯二酸共聚物、和苯乙烯-顺丁烯二酸酐共聚物的至少一种聚合物型分散剂；(c)选自乙氧基化硅氧烷、琥珀酸酯、和琥珀酸盐的至少一种表面活性剂；和(d)至少一种聚氨酯。
摘要（英）：

Disclosed herein inkjet ink compositions comprising: (a) a carbon black having the following properties: OAN≧170 mL/100 g; and STSA ranging from 160 to 220 m2/g; (b) at least one polymeric dispersant selected from polyoxyethylene / polyoxypropylene block copolymers, styrene-acrylic resins, styrene-methacrylic resins, styrene-maleic acid copolymers, and styrene- maleic anhydride copolymers; (c) at least one surfactant selected from ethoxylated siloxanes, succinic acid esters, and succinic acid salts; and (d) at least one polyurethane.

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