| 摘要 |
PROBLEM TO BE SOLVED: To provide an ink composition having excellent storage stability, curing properties, shielding properties and precipitation resistance, or an ultraviolet curing ink jet ink composition having excellent curing properties, storage stability, and discharge stability.SOLUTION: An ultraviolet curing ink jet ink composition includes: a trifunctional or tetrafunctional (meth)acrylate having a pentaerythritol skeleton; and inorganic metal-based fine particles as a color material, wherein the viscosity is 8 to 22 mPa s at 20°C. |
