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Title:
FLEXOGRAPHIC PRINTING ORIGINAL PLATE, AND METHOD FOR MANUFACTURING FLEXOGRAPHIC PRINTING PLATE
Document Type and Number:
WIPO Patent Application WO/2022/210577
Kind Code:
A1
Abstract:
This flexographic printing original plate is provided with a support body and, provided on the support body in this order, a photosensitive resin composition layer, an intermediate layer, and an infrared ablation layer. In a tensile stress-strain curve diagram obtained by measuring the intermediate layer molded into a dumbbell shape No. 8 having a thickness of 100 μm in conformity with JIS K 6251 (2017), elongation up to the breaking point is 5% to 200% inclusive, elongation at the point of maximum stress is 3% to 200% inclusive, and a maximum value of the stress is 1.0 MPa to 15 MPa inclusive.

Inventors:
TOYOOKA SOTA (JP)
FUJIKI YUZO (JP)
MIYAMOTO SHINJI (JP)
Application Number:
PCT/JP2022/015118
Publication Date:
October 06, 2022
Filing Date:
March 28, 2022
Export Citation:
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Assignee:
ASAHI CHEMICAL IND (JP)
International Classes:
B41C1/00; B41N1/00; G03F7/00; G03F7/095
Domestic Patent References:
WO2020122001A12020-06-18
WO2009141930A12009-11-26
Foreign References:
JP2009190275A2009-08-27
JP2013156495A2013-08-15
JP2020140182A2020-09-03
JP2020140182A2020-09-03
JP2013156495A2013-08-15
JP2020046568A2020-03-26
JP2018120131A2018-08-02
JPS5579437A1980-06-14
JPS58113537A1983-07-06
JPS5076055A1975-06-21
JPS5336555A1978-04-04
JPS58140737A1983-08-20
JPH0497154A1992-03-30
Other References:
J. BRANDUPE.H. IMMERGUT: "POLYMER HANDBOOK", 1989, JOHN WILEY & SONS
OTSU: "Kaitei koubunshigousei no kagaku (Chemistry of polymer synthesis revised edition", 1979, KAGAKU-DOJIN PUBLISHING COMPANY, INC
Attorney, Agent or Firm:
INABA, Yoshiyuki et al. (JP)
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