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Title:
DEPOSITION MASK FOR OLED PIXEL DEPOSITION
Document Type and Number:
WIPO Patent Application WO/2024/039090
Kind Code:
A1
Abstract:
A deposition mask according to an embodiment comprises: a small surface hole including a metal plate including a deposition area and a non-deposition area, wherein the deposition area includes at least one effective area and a non-effective area, the effective area includes a plurality of through holes, and the through holes are formed on a first surface of the metal plate; a large surface hole formed on a second surface of the metal plate; and a communication part which communicates the small surface hole and the large surface hole. The non-effective area includes a plurality of grooves.

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Inventors:
LEE SEUNG HEON (KR)
UM TAE IN (KR)
Application Number:
PCT/KR2023/010569
Publication Date:
February 22, 2024
Filing Date:
July 21, 2023
Export Citation:
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Assignee:
LG INNOTEK CO LTD (KR)
International Classes:
H10K71/00; C23C14/04; H10K71/16
Foreign References:
KR20220020317A2022-02-18
KR20120120703A2012-11-02
JP2015214741A2015-12-03
KR20200067049A2020-06-11
KR20160129639A2016-11-09
Attorney, Agent or Firm:
HAW, Yong Noke (KR)
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