| 发明名称 |
Water-Based Ink for Ink-Jet Recording and Ink Cartridge |
| 摘要 |
A water-based ink for ink jet recording contains a colorant containing a dye; water; an anionic zirconium complex ion; and a surfactant represented by the formula (1);in the formula (1):R1 is an alkyl group having 12 to 18 carbon atoms or an R4—CO—NH group (R4 is an alkyl group having 12 carbon atoms);each of R2 and R3 is a methyl group or a hydroxyethyl group; andR2 and R3 may be identical to or different from each other.;Chromaticness of a recorded matter is improved without any increase in dye concentration. |
| 申请公布号 |
US2015275005(A1) |
申请公布日期 |
2015.10.01 |
| 申请号 |
US201514656207 |
申请日期 |
2015.03.12 |
| 申请人 |
Brother Kogyo Kabushiki Kaisha |
发明人 |
Okumura Yuki |
| 分类号 |
C09D11/328;C09D11/38 |
主分类号 |
C09D11/328 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. A water-based ink for ink jet recording comprising:
a colorant containing a dye; water; an anionic zirconium complex ion; and a surfactant represented by the formula (1) in the formula (1): R1 is an alkyl group having 12 to 18 carbon atoms or an R4—CO—NH group (R4 is an alkyl group having 12 carbon atoms); each of R2 and R3 is a methyl group or a hydroxyethyl group; and R2 and R3 are identical to or different from each other. |
| 地址 |
Nagoya-shi JP |
