Title:
CURED FILM
Document Type and Number:
WIPO Patent Application WO/2021/065950
Kind Code:
A1
Abstract:
[Problem] To provide a matte-finish cured film provided on a substrate such as a wiring substrate, wherein scratches are unlikely to be conspicuous. [Solution] A cured film according to the present invention formed from a curable resin composition provided on a substrate, wherein the cured film is characterized in that Gs(20°) ≤ 5, Gs(85°) ≤ 35, and a ratio R, represented by the formula R = {Gs(85°)/Gs(60°)}/{Gs(60°)/Gs(20°)}, is 0.35-4.0, where Gs(20°) is the 20 degree glossiness, Gs(60°) is the 60 degree glossiness, and Gs(85°) is the 85 degree glossiness, each measured according to JIS Z 8741-1997 on a cured film surface.
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Inventors:
YANAGIDA NOBUYUKI (JP)
SATO KAZUYA (JP)
SHIMAMIYA MARIKO (JP)
ARAI YASUAKI (JP)
SATO KAZUYA (JP)
SHIMAMIYA MARIKO (JP)
ARAI YASUAKI (JP)
Application Number:
PCT/JP2020/037011
Publication Date:
April 08, 2021
Filing Date:
September 29, 2020
Export Citation:
Assignee:
TAIYO INK MFG CO LTD (JP)
International Classes:
G03F7/004; G03F7/09; H05K3/28
Foreign References:
| JP3215657U | 2018-04-05 | |||
| JP2019061224A | 2019-04-18 | |||
| JP2004109421A | 2004-04-08 |
Attorney, Agent or Firm:
NAKAMURA Yukitaka et al. (JP)
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