DEPOSITION MASK, AND METHOD FOR PRODUCING ORGANIC LIGHT-EMITTING ELEMENT

There is provided a deposition mask in which a plurality of pixel openings are disposed in a surface, of a deposition mask, which is to face a substrate on which a deposition pattern is deposited. Protrusions including a material different from a material included in the deposition mask are formed i...

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Bibliographic Details
Main Authors ITABASHI, MASUMI, MOCHIZUKI, HIROYUKI, UCHIDA, TATSURO
Format Patent
LanguageEnglish
Published 18.04.2024
Subjects
ELECTRICITY
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Summary:There is provided a deposition mask in which a plurality of pixel openings are disposed in a surface, of a deposition mask, which is to face a substrate on which a deposition pattern is deposited. Protrusions including a material different from a material included in the deposition mask are formed in a region which is located from a pixel opening that is disposed at an outermost peripheral portion in the surface, from among the plurality of pixel openings, up to an edge of the deposition mask. In the deposition mask, a crosspiece which is located between two pixel openings adjacent to each other, from among the plurality of pixel openings include the material.
Bibliography:Application Number: US202318479966