| 摘要 |
<p>PURPOSE:To obtain recording ink having no clogging of head nozzle of ink-jet printer, capable of recording in color in high image qualities free from bleeding. CONSTITUTION:In a ink comprising an aqueous solution of a colorant as a main component and a wetting agent, 10-30 pts.wt. of the wetting agent is used based on 100 pts.wt. of a wetting agent under a condition of equilibrium water content of 25 deg.C.60%RH. In the working example, 1.5 pt.wt. of direct blue is used as a colorant and mixed with 10 pts.wt. of tetraethylene glycol as the wetting agent and the rest of ion exchange water to prepare ink.</p> |
