Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
FLEXOGRAPHIC PRINTING ORIGINAL PLATE
Document Type and Number:
WIPO Patent Application WO/2021/039263
Kind Code:
A1
Abstract:
Provided is a flexographic printing original plate which can faithfully reproduce a microcell pattern on the surface of a printing plate without special equipment or an additional process and can improve ink applicability on a solid part. The flexographic printing original plate in which at least a support (A), a photosensitive resin layer (B), an oxygen barrier layer (C), and a thermosensitive mask layer (D) are sequentially laminated is characterized in that a photosensitive resin composition that forms the photosensitive resin layer (B) includes (a) a polymer obtained by polymerizing conjugated dienes, (b) an ethylenically unsaturated compound, and (c) a photopolymerization initiator, and the content of (c) the photopolymerization initiator in the photosensitive resin composition is 2-9 mass%.

Inventors:
YOSHIMOTO KAZUYA (JP)
HIGO ERI (JP)
NAKAMORI MASAHIKO (JP)
Application Number:
PCT/JP2020/029213
Publication Date:
March 04, 2021
Filing Date:
July 30, 2020
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
TOYO BOSEKI (JP)
International Classes:
B41C1/00; B41M1/04; B41N1/12; G03F7/00; G03F7/027; G03F7/033; G03F7/095; G03F7/11
Domestic Patent References:
WO2019017474A12019-01-24
Foreign References:
JP2018091953A2018-06-14
JP2015534098A2015-11-26
JPS6219954B21987-05-01
JP5872693B22016-03-01
JP5573675B22014-08-20
JP4332865B12009-09-16
JP4200510B12008-12-24
JPS5710961B21982-03-02
JPS5525074B21980-07-03
Other References:
JOURNAL OF PRINTING SCIENCE AND TECHNOLOGY, vol. 43, no. 4, 2006, pages 261 - 271
Attorney, Agent or Firm:
KAZAHAYA, Nobuaki et al. (JP)
Download PDF: