发明名称
摘要 The present invention provides a water-based black ink for ink-jet recording, containing a coloring agent and water. The coloring agent contains a yellow dye, a magenta dye, and a cyan dye. The yellow dye contains a dye (Y) represented by the following general formula (1). The magenta dye contains a dye (M) represented by the following general formula (2). The cyan dye contains a phthalocyanine dye (C). The dye (Y), the dye (M), and the phthalocyanine dye (C) are blended so as to satisfy the following conditions (a) and (b). (a) Y:M (weight ratio)=about 2:3 to about 3:2 (b) (Y+M):C (weight ratio)=about 2:1 to about 2:3
申请公布号 JP4941777(B2) 申请公布日期 2012.05.30
申请号 JP20080273888 申请日期 2008.10.24
申请人 发明人
分类号 B41J2/01;B41M5/00;C09B29/42;C09B33/12;C09B47/20;C09B47/26;C09D11/00;C09D11/328 主分类号 B41J2/01
代理机构 代理人
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