发明名称 MAGENTA RECORDING INK COMPOSITION, INKJET RECORDING METHOD, AND INK RECORDED MATTER
摘要 <p>The present invention provides a magenta recording ink composition including at least a solid solution pigment (A) containing quinacridone, a lake pigment (B) having a xanthene structure, an aqueous solvent, and water, wherein the solid solution pigment (A) has visible light absorption peaks at wavelength ranges of from 510 nm to 530 nm and from 540 nm to 560 nm, and a mass ratio (B/A) of the lake pigment (B) to the solid solution pigment (A) falls within the range of 0.1 to 5.</p>
申请公布号 WO2009093721(A1) 申请公布日期 2009.07.30
申请号 WO2009JP51141 申请日期 2009.01.20
申请人 RICOH COMPANY, LTD.;MATSUYAMA, AKIHIKO;NATORI, YUJI 发明人 MATSUYAMA, AKIHIKO;NATORI, YUJI
分类号 B41J2/01;B41M5/00;C09D11/00;C09D11/322;C09D11/326;C09D11/38 主分类号 B41J2/01
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