GAS BARRIER FILM
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United States of America Patent
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Issued Date -
Aug 14, 2014
app pub date -
Sep 3, 2012
filing date -
Sep 5, 2011
priority date (Note) -
Abandoned
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Abstract
The present invention aims to provide a transparent gas barrier film having excellent gas barrier properties against oxygen, water vapor and the like especially under high humidity, and showing excellent delamination resistance after hydrothermal treatment. The present invention relates to a gas barrier film comprising: a base film having an inorganic compound layer formed on one side thereof; and a (meth)acrylic silane coupling agent layer and a layer (Y) that are laminated in this order on the inorganic compound layer, which layer (Y) comprises a polymer of a polyvalent metal salt of an unsaturated carboxylic acid compound (a) and a vinyl alcohol polymer (b).
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