Fujifilm Corporation

Orie Ito

Kaoru Tojo

Yasufumi Ooishi

Shinichi Teramae

The invention provides: an ink composition, a method of producing the ink composition, and an image forming method using the ink composition. The ink composition includes: a urethane resin that includes an alicyclic structure at a content of from 6,000 mmol/kg to 12,000 mmol/kg; a water-soluble organic solvent; water; and a colorant.

Ink composition, method of producing ink composition, and image forming method

An ink set for inkjet recording includes: an ink composition including a pigment, a water-soluble polymerizable compound, and water; and a maintenance liquid that has a pH higher than 8.5 and that includes water and a water-soluble organic solvent having an SP value higher than 27.5 MPa, the amount of water contained in the maintenance liquid being 50% by mass or more with respect to the total amount of the maintenance liquid, the amount of water-soluble organic solvent contained in the maintenance liquid having an SP value higher than 27.5 MPabeing from 5 to 30% by mass with respect to the total amount of the maintenance liquid, and the amount of water-soluble organic solvent contained in the maintenance liquid having an SP value of 27.5 MPaor lower being less than 5% by mass with respect to the total amount of the maintenance liquid.

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Kanagawa, Japan

Orie Ito