发明名称 |
INK COMPOSITION AND INKJET RECORDING METHOD AND RECORDED MATTER USING THE SAME |
摘要 |
<p>Problem to be Solved: To provide an ink composition capable of giving printed matter excellent in gas fastness and light fastness and free from generation of a bronzing phenomenon, an inkjet recording method using the ink composition, and recorded matter which is recorded by the recording method. Means to Solve the Problem: An ink composition comprising at least water, a cyan dye represented by the formula shown below and an aromatic compound having a carboxyl group and/or a salt thereof; an inkjet recording method using the composition; and recorded matter which is recorded by the recording method.
[wherein M represents a hydrogen atom, a metal element, a metal oxide, a metal hydroxide or a metal halide, R 1 to R 4 each independently represents -SO 2 Z, and Z represents a substituted or unsubstituted alkyl group, a substituted or unsubstituted cycloalkyl group, a substituted or unsubstituted alkenyl group, a substituted or unsubstituted aralkyl group, a substituted or unsubstituted aryl group or a substituted or unsubstituted heterocyclic group, provided that at least one of four Z's has an ionic hydrophilic group as a substituent].</p> |
申请公布号 |
EP1676891(A1) |
申请公布日期 |
2006.07.05 |
申请号 |
EP20040788378 |
申请日期 |
2004.09.30 |
申请人 |
SEIKO EPSON CORPORATION;FUJI PHOTO FILM CO., LTD. |
发明人 |
OKI, YASUHIRO;KITAMURA, KAZUHIKO;HAYASHI, HIROKO;TATEISHI, KEIICHI;TANAKA, SHIGEAKI;YABUKI, YOSHIHARU |
分类号 |
B41J2/01;B41M5/00;C09B47/24;C09D11/00;C09D11/322;C09D11/328;(IPC1-7):C09D11/00 |
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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