Title:
ACTINIC RADIATION-CURABLE INKJET INK AND INKJET PRINTING METHOD
Document Type and Number:
WIPO Patent Application WO/2016/153035
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide an actinic radiation-curable inkjet ink and inkjet printing method with which the amount of migration is limited and can satisfy even strict regulations such as the Swiss Ordinance. This actinic radiation-curable inkjet ink is an actinic radiation-curable inkjet ink containing a photopolymerizable compound and a photoinitiator, wherein: the photopolymerizable compound is obtained substantially from a multifunctional photopolymerizable compound; the photoinitiator contains an α-hydroxy ketone compound; the molecular weight of said α-hydroxy ketone compound is 210 to 3000; and the actinic radiation-curable inkjet ink contains a gelling agent and undergoes sol-gel phase transitions.
Inventors:
TOEDA TAKAYUKI
Application Number:
PCT/JP2016/059602
Publication Date:
September 29, 2016
Filing Date:
March 25, 2016
Export Citation:
Assignee:
KONICA MINOLTA INC (JP)
International Classes:
C09D11/38; B41J2/01; B41M5/00
Domestic Patent References:
| WO2014050551A1 | 2014-04-03 |
Foreign References:
| JP2011225876A | 2011-11-10 | |||
| JP2014091829A | 2014-05-19 | |||
| JP2014118570A | 2014-06-30 | |||
| JP2014139309A | 2014-07-31 | |||
| JP2012502131A | 2012-01-26 |
Other References:
See also references of EP 3275950A4
Attorney, Agent or Firm:
WASHIDA, KIMIHITO (JP)
Koichi Washida (JP)
Koichi Washida (JP)
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