| 发明名称 |
INK, RECORDING METHOD, RECORDING UNIT, INK CARTRIDGE, AND RECORDER |
| 摘要 |
<p>An ink-jet ink which comprises water, a water-soluble colorant which in a free acid form has a molecular weight of 600 or lower, at least two water-soluble organic solvents, and urea or a urea derivative, characterized in that: (1) the at least two water-soluble organic solvents have a lower vapor pressure at 25°C than water; (2) the water-soluble organic solvents, which satisfy the requirement (1), comprises a water-soluble organic solvent (A) and a water-soluble organic solvent (B), the solubility of the water-soluble colorant in the solvent (A) being higher than the solubility of the water-soluble colorant in water and the solubility of the colorant in the solvent (B) being lower than or equal to the solubility thereof in water; and (3) the difference between the solubility of the water-soluble colorant in the water-soluble organic solvent (A) and that in the water-soluble organic solvent (B) is 10% or more.</p> |
| 申请公布号 |
WO2005014734(A1) |
申请公布日期 |
2005.02.17 |
| 申请号 |
WO2004JP11737 |
申请日期 |
2004.08.10 |
| 申请人 |
CANON KABUSHIKI KAISHA;KANKE, TSUYOSHI;TOMIOKA, HIROSHI;TAKUHARA, HIROYUKI;TOCHIHARA, SHINICHI |
发明人 |
KANKE, TSUYOSHI;TOMIOKA, HIROSHI;TAKUHARA, HIROYUKI;TOCHIHARA, SHINICHI |
| 分类号 |
C09D11/00;(IPC1-7):C09D11/00;B41M5/00;B41J2/01 |
主分类号 |
C09D11/00 |
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