Title:
ORIGINAL PLATE FOR FLEXOGRAPHIC PRINTING PLATE AND METHOD FOR PRODUCING FLEXOGRAPHIC PRINTING PLATE
Document Type and Number:
WIPO Patent Application WO/2023/277053
Kind Code:
A1
Abstract:
The present invention addresses the problem of providing an original plate for a flexographic printing plate that ensures good reproducibility of microcells and good durability of independent dots when made into a flexographic printing plate, and a method for producing a flexographic printing plate using the original plate. The original plate for a flexographic printing plate according to the present invention has an infrared ablation layer, a photosensitive resin layer, and a support in this order, wherein the content of a photopolymerization initiator contained in a surface layer region up to 100 μm from the surface of the photosensitive resin layer in contact with the infrared ablation layer in the thickness direction is larger than the content of the photopolymerization initiator contained in the remaining region present on the side of the support relative to the surface layer region of the photosensitive resin layer.
Inventors:
WATANABE KAZUKI (JP)
Application Number:
PCT/JP2022/025920
Publication Date:
January 05, 2023
Filing Date:
June 29, 2022
Export Citation:
Assignee:
FUJIFILM CORP (JP)
International Classes:
B41C1/00; B41N1/00; G03F7/00; G03F7/028; G03F7/095; G03F7/20
Domestic Patent References:
| WO2017038970A1 | 2017-03-09 | |||
| WO2014021322A1 | 2014-02-06 | |||
| WO2021039263A1 | 2021-03-04 | |||
| WO2020122001A1 | 2020-06-18 | |||
| WO2017170573A1 | 2017-10-05 |
Foreign References:
| JP2013073180A | 2013-04-22 | |||
| JP2008520003A | 2008-06-12 | |||
| JP2012137515A | 2012-07-19 |
Attorney, Agent or Firm:
ITOH Hideaki et al. (JP)
Download PDF: