发明名称 Magenta ink composition, ink cartridge, and recording system and recorded matter using the same
摘要 This invention provides a magenta ink composition that, when recorded, is excellent in color development, graininess, and gloss, is less likely to cause clogging in an ink jet recording head, and is excellent in color reproduction in a high-chroma and high-lightness red region. The magenta ink composition has an L* value of not less than 60 and a b* value of not more than -17 when the a* value in CIE standard calculated from a visible absorption spectrum in a not more than 10000-fold diluted aqueous solution is 80.
申请公布号 US8486186(B2) 申请公布日期 2013.07.16
申请号 US201113191565 申请日期 2011.07.27
申请人 SATO HIRONORI;MIZUTANI AKIRA;KOGANEHIRA SHUICHI;OKAMOTO NAOKI;YASUDA IZUMI;SEIKO EPSON CORPORATION 发明人 SATO HIRONORI;MIZUTANI AKIRA;KOGANEHIRA SHUICHI;OKAMOTO NAOKI;YASUDA IZUMI
分类号 C09D11/02;B41J2/01 主分类号 C09D11/02
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