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 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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