Metal mask substrate for vapor deposition, metal mask for vapor deposition, production method for metal mask substrate for vapor deposition, and production method for metal mask for vapor deposition

A vapor deposition metal mask substrate includes a nickel-containing metal sheet including a obverse surface and a reverse surface, which is opposite to the obverse surface. At least one of the obverse surface and the reverse surface is a target surface for placing a resist layer. The target surface...

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Bibliographische Detailangaben
Hauptverfasser: Fujito, Daisei, Nishi, Takehiro, Shinno, Mikio, Mikami, Naoko, Tamura, Sumika, Nishitsuji, Kiyoaki
Format: Patent
Sprache:eng
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Zusammenfassung:A vapor deposition metal mask substrate includes a nickel-containing metal sheet including a obverse surface and a reverse surface, which is opposite to the obverse surface. At least one of the obverse surface and the reverse surface is a target surface for placing a resist layer. The target surface has a surface roughness Sa of less than or equal to 0.019 μm. The target surface has a surface roughness Sz of less than or equal to 0.308 μm.