| 摘要 |
The present invention provides an ink composition including (Component A) a compound having two or more groups represented by Structural Formula (1), (Component B) a compound represented by Formula (2), (Component C) a coloring material, and (Component D) water: wherein in Structural Formula (1), R a and R b represent alkyl groups, and R a and R b may be bonded to each other to form a ring; and in Formula (2), R b1 and R b2 each represent a hydrogen atom, an alkyl group, an aryl group, or the like; Y b1 and Y b2 each represent -O-, -S-, -NR b3 -, or the like; G b1 and G b2 each represent a hydrogen atom, a cyano group, an amide group, or the like; R b1 and R b2 , and G b 1 and G b2 may be respectively bonded to each other to form a ring; and at least one of R b1 , R b2 , Y b1 , Y b2 , G b1 and G b2 is substituted with a hydrophilic group. |
