Title:
AMPHIPHATIC POLYMER, COLOR MATERIAL DISPERSION, AND INK COMPOSITION
Document Type and Number:
Japanese Patent JP2021134307
Kind Code:
A
Abstract:
To provide an amphiphatic polymer which can stably disperse a dispersible color material in an aqueous medium without requiring any alkaline component.SOLUTION: The amphiphatic polymer has a hydrophilic unit and a hydrophobic unit. The hydrophilic unit has a moiety having a positive charge, and a moiety having a negative charge. In the hydrophilic unit, the valence of the positive charge and the valence of the negative charge are equal.SELECTED DRAWING: None
Inventors:
OTAKE TOSHIHIRO
Application Number:
JP2020032932A
Publication Date:
September 13, 2021
Filing Date:
February 28, 2020
Export Citation:
Assignee:
SEIKO EPSON CORP
International Classes:
C08F8/34; B41J2/01; C08F265/06; C08F271/02; C08L51/00; C09D11/30; C09K23/52
Attorney, Agent or Firm:
Yukio Fuse
Mitsue Obuchi
River Saki
Mitsufumi Matsumoto
Mitsue Obuchi
River Saki
Mitsufumi Matsumoto