Title:
AQUEOUS INKJET INK, AQUEOUS INK SET, AND METHOD FOR MANUFACTURING INKJET PRINTED MATTER
Document Type and Number:
Japanese Patent JP2022093959
Kind Code:
A
Abstract:
To provide aqueous inkjet ink which is excellent in discharge stability from a nozzle of an inkjet head, and can obtain a good printing quality and excellent adhesive force even after laminate processing and heat sterilization treatment.SOLUTION: Aqueous inkjet ink contains a pigment, a pigment dispersion resin, a binder resin, a water-soluble organic solvent, and water, in which the binder resin is a water-soluble urethane resin having an acid value of 10-50 mgKOH/g, the water-soluble urethane resin contains polyol having an acid group and a structure derived from polyol having no acid group as structural units, the polyol having no acid group contains polycarbonate polyol, and the polycarbonate polyol is 70 mass% or more with respect to the total polyol.SELECTED DRAWING: None
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Inventors:
HATTORI KAZUMASA
SAKAGUCHI YUYA
SAKAGUCHI YUYA
Application Number:
JP2020206709A
Publication Date:
June 24, 2022
Filing Date:
December 14, 2020
Export Citation:
Assignee:
TOYO INK SC HOLDINGS CO LTD
International Classes:
C09D11/30; B41J2/01; B41M5/00; C09D11/40