Title:
INK COMPOSITION FOR PHOTOCURABLE INKJET PRINTING
Document Type and Number:
WIPO Patent Application WO/2022/085246
Kind Code:
A1
Abstract:
An ink composition for photocurable inkjet printing comprising a pigment, a photopolymerizable compound, and a photoinitiator, wherein the photopolymerizable compound contains 5-30 mass% of an amine-modified oligomer and contains 5-30 mass% of N,N-dimethyl acrylamide, the photoinitiator contains ethoxy(2,4,6-trimethylbenzoyl)phenylphosphine oxide and/or bis(2,4,6-trimethylbenzoyl)phenylphosphine oxide, and the total amount of the ethoxy(2,4,6-trimethylbenzoyl)phenylphosphine oxide and the bis (2,4,6-trimethylbenzoyl )phenylphosphine oxide is 12 mass% or less.
Inventors:
AOKI YOSHIYUKI (JP)
NITTA RYOICHI (JP)
OGASAHARA KOKI (JP)
NAKASHIMA OKINORI (JP)
NITTA RYOICHI (JP)
OGASAHARA KOKI (JP)
NAKASHIMA OKINORI (JP)
Application Number:
PCT/JP2021/025449
Publication Date:
April 28, 2022
Filing Date:
July 06, 2021
Export Citation:
Assignee:
SAKATA INX CORP (JP)
International Classes:
B41J2/01; B41M5/00; C09D11/101; C09D11/30
Domestic Patent References:
| WO2019139948A1 | 2019-07-18 | |||
| WO2003076527A1 | 2003-09-18 | |||
| WO2004000950A1 | 2003-12-31 |
Foreign References:
| JP2011213965A | 2011-10-27 | |||
| JP2019137735A | 2019-08-22 | |||
| JP2004083872A | 2004-03-18 |
Attorney, Agent or Firm:
ASAHINA & CO. (JP)
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