Metal plate for manufacturing deposition mask, method for manufacturing metal plate, deposition mask and method for manufacturing deposition mask

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United States of America Patent

PATENT NO 11732361
SERIAL NO

17070127

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Abstract

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A method for manufacturing a metal plate, the metal plate including a first surface and a second surface positioned on the opposite side of the first surface, may include a step of rolling a base metal having an iron alloy containing nickel to produce the metal plate. The metal plate may include particles containing as a main component an element other than iron and nickel. In a sample including the first surface and the second surface of the metal plate, the following conditions (1) and (2) regarding the particles may be satisfied:

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Patent Owner(s)

  • DAI NIPPON PRINTING CO., LTD.

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Endo, Shogo Tokyo, JP 2 11
Hatsuta, Chiaki Tokyo, JP 30 180
Ikenaga, Chikao Tokyo, JP 74 603
Matsuura, Sachiyo Tokyo, JP 16 42
Narita, Asako Tokyo, JP 4 14
Oka, Hiroki Tokyo, JP 70 468

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