ACTINIC LIGHT CURABLE INK JET INK SET, IMAGE FORMING METHOD USING THE SAME, AND INK JET RECORDING APPARATUS
申请人:Konica Minolta Medical & Graphic, Inc.
公开号:EP1803781A1
公开(公告)日:2007-07-04
An active ray curable ink-jet ink set comprising an active ray curable yellow ink, an active ray curable cyan ink, an active ray curable black ink, and further one or more of active ray curable color inks other than yellow, cyan and black, wherein each of the active ray curable yellow ink, the active ray curable cyan ink, the active ray curable black ink, and the active ray curable color inks other than yellow, cyan and black, contains a photo-polymerization initiator, a photo-polymerizable compound, a pigment, and a dispersing agent, which dispersing agent has an amine value and an acid value, and the acid value is higher than the amine value, and an average particle diameter of the pigment contained in the yellow ink is larger than the average particle diameter of the cyan ink and that of the black ink by 0.025 - 0.090 µm, and further the average particle diameter of the pigment contained in each of the color inks is 0.070 - 0.220 µm.
一种活性射线固化喷墨墨水组,包括一种活性射线固化黄色墨水、一种活性射线固化青色墨水、一种活性射线固化黑色墨水,以及除黄色、青色和黑色以外的一种或多种活性射线固化彩色墨水,其中每种活性射线固化黄色墨水、活性射线固化青色墨水、活性射线固化黑色墨水,以及除黄色、青色和黑色以外的活性射线固化彩色墨水,都含有光聚合引发剂、光聚合化合物、颜料和分散剂、其中黄色油墨、青色油墨、黑色油墨以及除黄色、青色和黑色以外的其他颜色油墨都含有光聚合引发剂、可光聚合化合物、颜料和分散剂,分散剂具有胺值和酸值,且酸值高于胺值,黄色油墨中所含颜料的平均颗粒直径比青色油墨和黑色油墨的平均颗粒直径大 0.025 - 0.090 µm,而且每种彩色油墨所含颜料的平均颗粒直径为 0.070 - 0.220 µm。