Heat-laminatable, gas-barrier multi-layer films
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United States of America Patent
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Jun 30, 1992
Grant Date -
N/A
app pub date -
Dec 8, 1989
filing date -
Dec 21, 1988
priority date (Note) -
Expired
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Abstract
Improved heat-laminatable multi-layer film containing a polypropylene base layer, a heat-laminatable layer containing an ethylene/vinyl acetate copolymer and an ethylene/ethyl acrylate or ethylene/acrylic acid copolymer, one layer of the film being a gas barrier layer.
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