| abstract |
An inkjet ink composition for forming a developer layer of carbonless copying paper by an inkjet recording method is provided. A salicylic acid developer, a water-soluble organic solvent, and water are contained, the salicylic acid developer has a volume average particle size of 0.5 μm or less, a content of 1% by mass or more, and Ink-jet ink composition, characterized in that a salicylic acid developer is dispersed, the salicylic acid developer is 3,5-di (α-dimethylbenzyl) salicylic acid zinc salt, zinc salicylate trihydrate, One selected from the group consisting of 3- (α-methylbenzyl) -5- (α, α-dimethylbenzyl) salicylic acid zinc salt and 3,5-di- (α, α-dimethylbenzyl) salicylic acid zinc salt Or the recorded material recorded by the inkjet recording system using the said inkjet ink composition of the said description which is 2 or more types, and one of the said inkjet ink compositions. [Selection figure] None |