Title:
INK
Document Type and Number:
WIPO Patent Application WO/2022/126586
Kind Code:
A1
Abstract:
A problem to be solved by providing an ink which has rub fastness at a level where the printed surface will not be peeled off or rubbed even when, for example, printed surfaces come into contact with each other or the printed surfaces come into contact with other articles and the like during a printing process on fiber products such as clothing or a recording medium such as plain paper, or during a process of using a printed matter, and has discharge stability at a level that will not cause clogging of an ink nozzle or abnormalities in the ink discharge direction of an inkjet recording apparatus. Inventors have solved the problem by an ink in which a specific polymer (B) is dispersed in water (C) by a specific polymer (A) having a carboxyl group or a functional group in which a carboxyl group is neutralized by some basic compounds.
Inventors:
WANG JIANAN (CN)
HIBINO RYOTA (JP)
SUMITRA CHEAWCHAN (JP)
HOU SHIZHENG (CN)
YAMAGUCHI MASASHI (JP)
HIBINO RYOTA (JP)
SUMITRA CHEAWCHAN (JP)
HOU SHIZHENG (CN)
YAMAGUCHI MASASHI (JP)
Application Number:
PCT/CN2020/137563
Publication Date:
June 23, 2022
Filing Date:
December 18, 2020
Export Citation:
Assignee:
DAINIPPON INK & CHEMICALS (JP)
WANG JIANAN (CN)
WANG JIANAN (CN)
International Classes:
C09D11/00; B41J2/01
Domestic Patent References:
| WO2020105441A1 | 2020-05-28 |
Foreign References:
| CN102257080A | 2011-11-23 | |||
| CN102093782A | 2011-06-15 | |||
| CN102993826A | 2013-03-27 | |||
| CN105418865A | 2016-03-23 | |||
| CN109071986A | 2018-12-21 | |||
| US20100189967A1 | 2010-07-29 |
Attorney, Agent or Firm:
DRAGON INTELLECTUAL PROPERTY LAW FIRM (CN)
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