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Title:
WATER-BASED INK AND IMAGE FORMATION METHOD
Document Type and Number:
Japanese Patent JP2023074770
Kind Code:
A
Abstract:
To provide a water-based ink that comprises resin particles comprising an ultraviolet absorber, and allows for improved ink storage stability, discharge stability and light resistance, and an image formation method.SOLUTION: A water-based ink comprises core-shell resin particles, each comprising a core part that comprises a resin and an ultraviolet absorber comprised in the resin, and a shell part that comprises a resin with its glass transition temperature being higher than 30°C.SELECTED DRAWING: Figure 1

Inventors:
GOTO MASANORI
TOEDA TAKAYOSHI
Application Number:
JP2021187889A
Publication Date:
May 30, 2023
Filing Date:
November 18, 2021
Export Citation:
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Assignee:
KONICA MINOLTA INC
International Classes:
C09D11/30; B41J2/01; B41M5/00
Attorney, Agent or Firm:
Patent Attorney Corporation Washida International Patent Office



 
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