FINE METAL MASK - POONGWON PREC CO LTD

Title:

FINE METAL MASK

Document Type and Number:

WIPO Patent Application WO/2023/058890

Kind Code:

A1

Abstract:

An embodiment of a fine metal mask may comprise: a base sheet, a mask sheet which is formed on the base sheet and has pattern regions in which cells are formed, and cut regions formed between the base sheet and the mask sheet, wherein the cut regions include a plurality of cut lines, and a plurality of bridges which are arranged at both ends of the plurality of cut lines and are spaced apart from one another and which connect the base sheet and the mask sheet.

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Inventors:

YU MYEONG-HUN (KR)
KIM JAE-BEUM (KR)
CHOI MIN-HYUNG (KR)
CHA JI-WOONG (KR)

Application Number:

PCT/KR2022/012297

Publication Date:

April 13, 2023

Filing Date:

August 17, 2022

Export Citation:

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Assignee:

POONGWON PREC CO LTD (KR)

International Classes:

C23C14/04

Foreign References:

KR102209465B1	2021-01-29
JP2016011434A	2016-01-21
US20180282856A1	2018-10-04
JP2018109211A	2018-07-12
KR20200006349A	2020-01-20
KR102371486B1	2022-03-07

Attorney, Agent or Firm:

DAE-A INTELLECTUAL PROPERTY CONSULTING (KR)

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