| abstract |
An image forming method having excellent smear resistance, a pretreatment liquid used in the image forming method, a set of the pretreatment liquid and an ink for ink jet recording, and the like are provided. (1) A surface of a recording medium is pretreated with a pretreatment liquid containing water and a coagulant for ink jet recording ink, and then the surface of the recording medium is used with an ink for ink jet recording containing water and a pigment. A method for forming an image on the surface, wherein at least one of the pretreatment liquid and the ink for inkjet recording contains a fluoroethylene / vinyl ether alternating copolymer. (2) Water, an inkjet recording ink flocculant and a pretreatment liquid for a recording medium containing a fluoroethylene / vinyl ether alternating copolymer, and an ink jet recording ink containing water, a pigment and a fluoroethylene / vinyl ether alternating copolymer, A set of a recording medium pretreatment liquid and inkjet recording ink. [Selection] Figure 1 |