| 摘要 |
The present invention relates to [1] a water dispersion for ink-jet printing containing an organic pigment having a bulk of 3.5 to 20 mL/g; [2] a water dispersion for ink-jet printing including water-insoluble polymer particles containing a pigment having a bulk of 3.5 to 20 mL/g; [3] a water dispersion for ink-jet printing containing an organic pigment obtained by a pulverization/classification treatment wherein the organic pigment has D50 of 2 to 15 mum and D90 of 60 mum or less; [4] a water-based ink for ink-jet printing containing the respective water dispersions which is excellent in election reliability, image density, image uniformity and rubbing resistance; and [5] a process for producing the respective water dispersions.
|
