Title:
AQUEOUS INKJET INK, PRINTED MATTER, AND INKJET RECORDING METHOD
Document Type and Number:
WIPO Patent Application WO/2019/180907
Kind Code:
A1
Abstract:
This aqueous inkjet ink contains at least water, a pigment, an organic solvent, a resin and a surfactant, and is characterized in that alcohols are contained as the organic solvent, the resin is a water-insoluble resin having at least any one of a polyester backbone, a polyolefin backbone and a polyurethane backbone, and a silicone-based surfactant having a structure represented by general formula (1) is contained as the surfactant. [In the formula, R denotes a hydrogen atom or a hydrocarbon group having 1-4 carbon atoms. X is an alkylene group having 2-6 carbon atoms, and may have a branched structure. EO denotes a poly(ethylene oxide) repeating unit structure. PO denotes a poly(propylene oxide) repeating unit structure. Moreover, the order of [EO]m and [PO]n may be either way around. n and m each denote the number of repeating unit structures, with m being an integer between 2 and 50, and n being an integer between 0 and 20.]
Inventors:
TOEDA TAKAYUKI (JP)
MORIYAMA HARUKA (JP)
TAGORI HIROTAKA (JP)
MORIYAMA HARUKA (JP)
TAGORI HIROTAKA (JP)
Application Number:
PCT/JP2018/011630
Publication Date:
September 26, 2019
Filing Date:
March 23, 2018
Export Citation:
Assignee:
KONICA MINOLTA INC (JP)
International Classes:
C09D11/322; B41J2/01; B41M5/00
Domestic Patent References:
| WO2017159685A1 | 2017-09-21 |
Foreign References:
| JP2017101125A | 2017-06-08 | |||
| JP2015515510A | 2015-05-28 | |||
| JP2016006168A | 2016-01-14 | |||
| JP2009197166A | 2009-09-03 | |||
| JP2017119810A | 2017-07-06 |
Attorney, Agent or Firm:
KOYO INTERNATIONAL PATENT FIRM (JP)
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