AQUEOUS INK, INK CARTRIDGE AND IMAGE RECORDING METHOD
An aqueous ink according to the present invention is an aqueous ink for ink jet, containing a solvent A and a resin particle. The solvent A is alcohol of which aqueous solubility at 20°C is 5% by mass or less, a vapor pressure at 20°C is 0.5 mmHg or less and a surface tension at 20°C is 30 mN/m or m...
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Zusammenfassung: | An aqueous ink according to the present invention is an aqueous ink for ink jet, containing a solvent A and a resin particle. The solvent A is alcohol of which aqueous solubility at 20°C is 5% by mass or less, a vapor pressure at 20°C is 0.5 mmHg or less and a surface tension at 20°C is 30 mN/m or more. A content (% by mass) of the solvent A is 0.7 times or more to 7.0 times or less in terms of a ratio based on aqueous solubility (% by mass) of the solvent A at 20°C. The amount of a surface anionic functional group of the resin particle is 0.55 mmol/g or more to 2.00 mmol/g or less. |
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