| 摘要 |
<p>An ink composition including: (a) as a cation-polymerizable compound, a compound containing monofunctional oxethane group represented by formula (1) in an amount of from 30 to 75 mass% relative to the total amount of cation-polymerizable compounds contained in the ink composition, (b) a triaryl sulfonium salt as a polymerization initiator, (c) a pigment dispersion containing a pigment, a dispersant, and a cation-polymerizable compound and/or a solvent, and (d) a sensitizer. In formula (1), R 1 represents a hydrogen atom, or an alkyl group having 1 to 6 carbon atoms, and R 2 represents an alkyl group having 1 to 12 carbon atoms, or an aryl group having 6 to 12 carbon atoms.</p> |
