| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an aqueous jet ink composition having good storage stability and continuous dischargeablity even when the amount of organic solvent is large in the aqueous ink composition; obtainable of a coated product good in adhesiveness and water resistance, free of cissing or blurring on various articles to be coated without needing a receiving layer, and excellent in color development. <P>SOLUTION: This aqueous jet ink composition includes varnish, pigment dispersion, organic solvent and water, has viscosity at 20°C of 30 mPa s or lower, surface tension at 20°C of 21-34 mN/m; where the pigment dispersion is dispersed by a bead mill in which filling rate of bead for pigment dispersion is 50-75%, and the organic solvent contains one or more kinds of compounds expressed by formula: R<SP POS="POST">1</SP>O-(CH<SB POS="POST">2</SB>-CH(R<SP POS="POST">2</SP>)-O)<SB POS="POST">n</SB>-H, (wherein R<SP POS="POST">1</SP>is a 1-6C alkyl group, phenyl group or benzyl group; R<SP POS="POST">2</SP>is a hydrogen atom or methyl group; and n is 1 to 3). <P>COPYRIGHT: (C)2013,JPO&INPIT |
