| abstract |
The present invention provides an ink set capable of forming excellent image quality even in the presence of an acid atmosphere in the vicinity of an ink nozzle or the like, which is generated when a volatile acid is used in a pretreatment liquid. The ink set includes a pretreatment liquid and an ink composition, The pretreatment liquid contains an organic acid having a boiling point of 120° C. or less under 1 atmosphere, An ink set, wherein the ink composition contains a pigment, an alkali-soluble resin having an acid value of 200 mgKOH/g or more or a crosslinked product thereof in an amount of 1.8% by mass or more of the ink composition, and further contains a water-dispersible resin and water. [Selection figure] None |