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Substrate film, gas barrier film, and display using the same

  • US 20040018364A1
  • Filed: 03/06/2003
  • Published: 01/29/2004
  • Est. Priority Date: 03/08/2002
  • Status: Active Grant
First Claim
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1. A gas barrier film comprising a composite film provided with a gas barrier layer having a laminated structure including at least a metal oxide thin layer on a substrate film having a (1) 80 ppm/°

  • C. or less coefficient of thermal expansion at 50°

    C. to 150°

    C. and/or a 10 ppm/% RH or less coefficient of humidity expansion at 25°

    C., and a (2) 150C.°

    or more glass transition temperature.

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