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Title:
INFRARED-ABSORBING ULTRAVIOLET-CURABLE INK, AND INFRARED-ABSORBING PRINTED MATTER
Document Type and Number:
WIPO Patent Application WO/2022/163499
Kind Code:
A1
Abstract:
Provided is an ink composition that is obtained by using an ultraviolet-curable urethane acrylate resin together with a tungsten-based infrared-absorbing pigment and an ultraviolet-absorbing fluorescent pigment. Specifically, this infrared-absorbing ultraviolet-curable ink contains: a tungsten-based infrared-absorbing pigment; a UV-absorbing fluorescent pigment; a UV-curable urethane acrylate resin; and a UV-curable acrylic resin that does not contain a urethane bond.

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Inventors:
KOBAYASHI FUMIHITO (JP)
KARINO MASAHIRO (JP)
TERADA AKIRA (JP)
Application Number:
PCT/JP2022/002038
Publication Date:
August 04, 2022
Filing Date:
January 20, 2022
Export Citation:
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Assignee:
KYODO PRINTING CO LTD (JP)
International Classes:
B41J2/01; B41M5/00; C09D11/101; C09D11/322
Domestic Patent References:
WO2015068282A12015-05-14
WO2020066388A12020-04-02
WO2020061629A12020-04-02
Foreign References:
CN107474634A2017-12-15
JP2005187323A2005-07-14
Attorney, Agent or Firm:
AOKI, Atsushi et al. (JP)
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