Title:
INKJET INK COMPOSITION AND RECORDING METHOD
Document Type and Number:
Japanese Patent JP2023125278
Kind Code:
A
Abstract:
To provide an inkjet ink composition excellent in water resistance and in metallic glossiness of a recorded matter.SOLUTION: The inkjet ink composition according to one embodiment of the present invention is a solvent-based ink containing a metal pigment and an organic solvent. The metal pigment is metal particles surface-treated with a surface treatment agent. The surface treatment agent contains a compound represented by general formula (1) and a compound represented by general formula (2). A mass ratio of the compound represented by the general formula (2) to the total of the compound represented by the general formula (1) and the compound represented by the general formula (2) is 45 mass% or less. (R-O-)P(O)(OH)2...(1) and (R-O-)2 P(O)(OH)...(2) (where each R independently represents a hydrocarbon group having 8 or more carbon atoms).SELECTED DRAWING: None
Inventors:
ASAI SHINTARO
KIDA HIROAKI
HIRUMA TAKASHI
USHIYAMA TOMOYUKI
NAKATANI MITSUNOBU
TSUKADA KENTA
KIDA HIROAKI
HIRUMA TAKASHI
USHIYAMA TOMOYUKI
NAKATANI MITSUNOBU
TSUKADA KENTA
Application Number:
JP2022029279A
Publication Date:
September 07, 2023
Filing Date:
February 28, 2022
Export Citation:
Assignee:
SEIKO EPSON CORP
International Classes:
C09D11/322; B41J2/01; B41M5/00
Attorney, Agent or Firm:
Yukio Fuse
Michie Obuchi
川▲崎▼ 通
Mitsufumi Matsumoto
Michie Obuchi
川▲崎▼ 通
Mitsufumi Matsumoto