| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an oil-based pigmented ink excellent in the dryability of printed matters and preservation stability for a long period of time and able to print with good fixability onto films such as those made of polyvinyl chloride and the like. <P>SOLUTION: An oil-based pigmented ink composition comprising at least a pigment, a polymer compound and an organic solvent is provided. In the ink composition, the organic solvent comprises, based on the whole ink composition, 20-85 wt.% mono- or poly-ethylene glycol ester derivative having 50-120°C flash point and 150-250°C boiling point, 5-50 wt.% mono- or poly-alkylene glycol dialkyl ether and 1-30 wt.% oxygen-containing heterocyclic compound. <P>COPYRIGHT: (C)2008,JPO&INPIT |
