发明名称 INK SET FOR INKJET RECORDING, INK CARTRIDGE, INKJET RECORDING METHOD, INKJET RECORDING DEVICE AND INK RECORDED MATTER
摘要 <P>PROBLEM TO BE SOLVED: To provide: an ink set for inkjet recording, that can suppress color breeding even when printing with black pigment ink is performed on a solid image made by color pigment ink, that does not cause curling or ink strike-through even when printing is performed on plain paper, that is excellent in discharge stability and that gives excellent image quality; and an ink cartridge using the ink set; an inkjet recording method; an inkjet recording device; and an ink recorded matter. <P>SOLUTION: In the ink set for inkjet recording, the color ink contains a water-soluble dye, a water-soluble organic solvent represented by a structural formula (1), and water, where the ratio (S/W) of the content (S) of the water-soluble organic solvent and the content (W) of the water is 1.6<S/W&le;3.5; and the black ink contains colored polymer emulsion particles, a surface active agent, the water-soluble organic solvent, and water, where the ratio (S/W) of the content (S) of the water-soluble organic solvent and the content (W) of the water is 1&le;S/W&le;1.6. (In the structural formula (1), R represents a 1-5C alkyl group with no branching). <P>COPYRIGHT: (C)2013,JPO&INPIT
申请公布号 JP2012188545(A) 申请公布日期 2012.10.04
申请号 JP20110053111 申请日期 2011.03.10
申请人 RICOH CO LTD 发明人 MATSUYAMA AKIHIKO;GOTO HIROSHI
分类号 B41J2/01;B41M5/00;C09D11/00;C09D11/40 主分类号 B41J2/01
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