What is claimed is:
1. A non-aqueous ink composition for inkjet printing, comprising relative to a weight of the composition:
0.01 to 10 wt % of at least one ionic substance (A) selected from the group consisting of quarterly ammonium salts, quarterly phosphonium salts, a combination of a fatty acid and/or an alkyl phosphate with...
FIELD OF THE INVENTION
The present invention relates to an ink composition for inkjet printing, specifically to a non-aqueous ink composition comprising a copolymer having urethane bonds and an ionic substance. The non-aqueous ink composition hardly sticks to a nozzle plate, and can form a dense printed image.