MULTILAYER STRUCTURE
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United States of America Patent
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Issued Date -
Jun 21, 2012
app pub date -
Aug 18, 2010
filing date -
Aug 31, 2009
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A multilayer structure includes (A) a layer consisting primarily of a polyethylene terephthalate resin which includes a dicarboxylic acid component unit including terephthalic acid and a diol component unit primarily including ethylene glycol, the dicarboxylic acid component including a non-terephthalic-acid dicarboxylic acid in a copolymerization ratio of 15 to 40 mol % based on the overall amount of the dicarboxylic acid component; and (B) a layer provided in stacked adjacent relation to the layer (A) and consisting primarily of a polyvinyl alcohol resin having a structural unit represented by the following general formula (1):
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