Title:
METAL MASK AND METHOD FOR PRODUCING SAME
Document Type and Number:
WIPO Patent Application WO/2024/075703
Kind Code:
A1
Abstract:
A metal mask which has a porous region and a peripheral region, wherein: the porous region has a plurality of through-holes; the peripheral region is positioned in the periphery of the porous region; the peripheral region has a stress distribution region; the stress distribution region has a plurality of recesses; the shape of the opening in the recesses when seen in a planar view has a short axis which has a length R; the stress distribution region has the recesses arranged at a pitch P in the short-axis direction; and the ratio (R/P) of the length R to the pitch P is at least 0.90.
Inventors:
ANZAI YUJI (JP)
Application Number:
PCT/JP2023/035954
Publication Date:
April 11, 2024
Filing Date:
October 02, 2023
Export Citation:
Assignee:
DAINIPPON PRINTING CO LTD (JP)
International Classes:
C23C14/04; H05B33/10; H10K50/10
Foreign References:
| JP2020531679A | 2020-11-05 | |||
| JP2014133934A | 2014-07-24 | |||
| JP2020109211A | 2020-07-16 | |||
| JP2022512583A | 2022-02-07 |
Attorney, Agent or Firm:
INABA, Yoshiyuki et al. (JP)
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