Title:
水系インクジェットインク組成物、インクセット、及びインクジェット記録装置
Document Type and Number:
Japanese Patent JP7380375
Kind Code:
B2
Abstract:
To provide a water-based inkjet ink composition that can suppress the occurrence of permanent nozzle failure that never recovers.SOLUTION: A water-based inkjet ink composition according to the present invention contains a pigment, 1- (2-hydroxyalkyl)-2-pyrrolidone, trimethylglycine, and an organic amine, and in which, setting the contained amount of pigment in the water-based inkjet ink composition as MA (mass%), the contained amount of 1-(2-hydroxyalkyl)-2-pyrrolidone as MB (mass%), and the contained amount of the trimethylglycine as MC (mass%), the relationship of MB≤MA≤MC is satisfied.SELECTED DRAWING: None
Inventors:
Souichi Yamazaki
Manabu Taniguchi
Hiroaki Kumeda
Shunsuke Uchizono
Manabu Taniguchi
Hiroaki Kumeda
Shunsuke Uchizono
Application Number:
JP2020055568A
Publication Date:
November 15, 2023
Filing Date:
March 26, 2020
Export Citation:
Assignee:
Seiko Epson Corporation
International Classes:
C09D11/30; B41J2/01; B41J2/21; B41M5/00; C09D11/40
Domestic Patent References:
| JP201521031A | ||||
| JP2002173621A | ||||
| JP2013224340A |
Attorney, Agent or Firm:
Satoshi Nakai
Hiroki Matsuoka
Masayuki Imamura
Hiroki Matsuoka
Masayuki Imamura
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