Plastic closure with barrier coating
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United States of America Patent
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-
Oct 10, 1989
Issued Date -
N/A
app pub date -
May 17, 1988
filing date -
Oct 23, 1986
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A moldable plastic closure comprising a selectively foamed, unitarily molded layer and at least one layer of barrier resin adapted to retard the migration of oxygen-containing gasses through the closure.
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Cited Art Landscape
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