Title:
AQUEOUS COLOR INK AND PRINTING METHOD
Document Type and Number:
Japanese Patent JP2023150419
Kind Code:
A
Abstract:
To provide aqueous color ink which is excellent in discharge stability, and wettability and scratch resistance to a non-absorptive base material.SOLUTION: Aqueous color ink contains at least water, a coloring material, resin particles and a water-soluble organic solvent, at least one kind of a nonionic surface control agent, and a cellulose-based thickener, wherein the water-soluble organic solvent contains a diol-based organic solvent having 5 to 8 carbons, the content of the diol-based organic solvent in the aqueous color ink is 1.0 mass% to 10.0 mass%, and the total amount of the water-soluble organic solvent in the aqueous color ink is within a range of 10.0 mass% to 30.0 mass%.SELECTED DRAWING: None
More Like This:
Inventors:
SOHARA YUSUKE
KAWAI YASUHIRO
KAWAI YASUHIRO
Application Number:
JP2022059521A
Publication Date:
October 16, 2023
Filing Date:
March 31, 2022
Export Citation:
Assignee:
DAINIPPON TORYO KK
International Classes:
C09D11/023; B41J2/01; C09D11/102; C09D11/106
Attorney, Agent or Firm:
Makoto Ono
Kennori Kanayama
Yoshiyuki Tsubokura
Kazuki Shigemori
Kenji Ando
Hidehiko Ichikawa
Yoshie Sakurada
Yosuke Kawasaki
Youichi Iino
Yusuke Ichikawa
Takashi Kawano
Sohei Aya
Yoshikazu Iwase
Yasufumi Shiroyama
Kennori Kanayama
Yoshiyuki Tsubokura
Kazuki Shigemori
Kenji Ando
Hidehiko Ichikawa
Yoshie Sakurada
Yosuke Kawasaki
Youichi Iino
Yusuke Ichikawa
Takashi Kawano
Sohei Aya
Yoshikazu Iwase
Yasufumi Shiroyama