| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an ink composition capable of forming an image having a wide color reproduction area. <P>SOLUTION: The ink composition contains a pigment, a water-soluble polymerizable compound represented by general formula (1), an N-vinyllactam compound, a polymerization initiator, and water. In general formula (1), Q represents an n-valent linking group, R<SP POS="POST">1</SP>represents a hydrogen atom or a methyl group, and n represents an integer of 2 or more. <P>COPYRIGHT: (C)2013,JPO&INPIT |
