| 摘要 |
PROBLEM TO BE SOLVED: To provide a near-infrared curing composition which is used as an ink or paint and which contains a near-infrared absorbent having sufficient near-infrared absorbency, excellent transparency, and little effect on a color tone.SOLUTION: The near-infrared curing composition contains at least one component selected from a resin and a polymerizable compound, and contains a near-infrared absorbent that contains at least a phosphonic copper salt represented in general formula (1) [In the formula, Ris a monovalent group represented by -CHCH-R, and Ris a hydrogen atom, an alkyl group or a fluorinated alkyl group]. The composition is used as an ink or paint. |
