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发明授权
CN102482521B 墨水组、记录方法、记录物和印刷物 失效 - 权利终止

墨水组、记录方法、记录物和印刷物
摘要：
本发明提供一种墨水组，所述墨水组在宽范围内具有出色的色彩再现性，以及出色的臭氧气体坚牢度和耐光性(黄色的单色区域和红色、绿色等的混合色区域)。还提供了使用该墨水组的记录方法和记录物。该墨水组包含黄色墨水组合物和品红色墨水组合物和/或青色墨水组合物。黄色墨水组合物的着色剂包括，例如，偶氮颜料，其互变异构体，或者它们的盐或水合物。品红色墨水组合物包含选自以下各项中的至少一种作为着色剂：C.I.颜料紫19、C.I.颜料红122、C.I.颜料红202、以及C.I.颜料红209。青色墨水组合物包含选自以下各项中的至少一种作为着色剂：C.I.颜料蓝15:1、C.I.颜料蓝15:2、C.I.颜料蓝15:3、C.I.颜料蓝15:4和C.I.颜料蓝15:6。
摘要（英）：

There are provided an ink set having color reproducibility over a wide range and excellent fastness to ozone gas and light resistance (in a region of yellow monochrome and regions of mixed colors, such as red and green), and a recording method and a recorded material each using such an ink set. The ink set includes a yellow ink composition and either a magenta ink composition or a cyan ink composition, or both, wherein a coloring agent of the yellow ink composition is one which includes an azo pigment represented e.g. by the following formula or its tautomers or their salts or hydrates, the magenta ink composition contains as a coloring agent at least one pigment selected from the following: C.I. Pigment Violet 19, C.I. Pigment Red 122, C.I. Pigment Red 202 and C.I. Pigment Red 209, and the cyan ink composition contains as a coloring agent at least one pigment selected from the following: C.I. Pigment blue 15:1, C.I. Pigment Blue 15:2, C.I. Pigment Blue 15:3, C.I. Pigment Blue 15:4 and C.I. Pigment Blue 15:6.

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