Synthetic liner capable of resisting chemical attack and high temperature
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United States of America Patent
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Apr 4, 1989
Grant Date -
N/A
app pub date -
Aug 20, 1987
filing date -
Aug 20, 1987
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A liner, suitable for use with caps for containers, comprising a layer of compressible polymeric foam, a layer of adhesive in contact with and coextensive with said foam layer, and a layer of polymeric film in contact with and coextensive with said layer of adhesive. The liner shows good chemical resistance, good resistance to high temperatures, and good impermeability to gases.
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