Separation method, display device, display module, and electronic device

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United States of America Patent

PATENT NO 10629831
SERIAL NO

15657259

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Abstract

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The yield of a separation process is improved. The mass productivity of a display device which is formed through a separation process is improved. A layer is formed over a substrate with use of a material including a resin or a resin precursor. Next, a resin layer is formed by performing heat treatment on the layer. Next, a layer to be separated is formed over the resin layer. Then, the layer to be separated and the substrate are separated from each other. The heat treatment is performed in an atmosphere containing oxygen or while supplying a gas containing oxygen.

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Patent Owner(s)

  • SEMICONDUCTOR ENERGY LABORATORY CO., LTD

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Adachi, Hiroki Tochigi, JP 191 4616
Idojiri, Satoru Tochigi, JP 55 661
Kumakura, Kayo Tochigi, JP 21 230
Ohno, Masakatsu Utsunomiya, JP 50 679
Watanabe, Hiroyuki Tochigi, JP 670 6656
Yasumoto, Seiji Tochigi, JP 44 1066

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