Title:
INK, INK CARTRIDGE, IMAGE FORMING METHOD, AND PRINTED MATTER
Document Type and Number:
Japanese Patent JP2019157108
Kind Code:
A
Abstract:
To provide an ink which has high storage stability and exhibits high image density even when dried by heating.SOLUTION: The ink comprises water, a coloring material, and a cross-linked material comprising a structural unit represented by the general formulas (1) and (2) in the figure. In the general formula (1), X represents a hydrogen atom or a cation, and R1 represents a hydrogen atom or a methyl group. In the general formula (2), R2 represents a hydrogen atom or a methyl group, and L represents an alkylene group having 2 to 18 carbon atoms.SELECTED DRAWING: Figure 1
Inventors:
YAMAZAKI TAKUYA
HARADA NARIYUKI
SAIGA TAKUYA
GOTO HIROSHI
KOIIZUKA YUSUKE
OYAMA KOICHIRO
HARADA NARIYUKI
SAIGA TAKUYA
GOTO HIROSHI
KOIIZUKA YUSUKE
OYAMA KOICHIRO
Application Number:
JP2018202739A
Publication Date:
September 19, 2019
Filing Date:
October 29, 2018
Export Citation:
Assignee:
RICOH CO LTD
International Classes:
C09D11/30; B41J2/01; B41J2/175; B41M5/00; C09D11/322
Attorney, Agent or Firm:
Chieko Tateno