Multilayered tubular packaging casing
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United States of America Patent
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Feb 9, 1993
Grant Date -
N/A
app pub date -
May 28, 1991
filing date -
May 26, 1990
priority date (Note) -
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Abstract
A polyamide-based multilayered tubular packaging casing for pasty matter, in particular a synthetic sausage casing, is disclosed having an outer layer comprised of aliphatic polyamide, aliphatic copolyamide or a polymer blend comprising at least one of these compounds, an intermediate layer that is impermeable to water vapor and comprised of a polyolefin and an adhesion-promoting agent, and an inner layer that is preferably impermeable to oxygen and comprised of aliphatic and/or partially aromatic polyamides and/or aliphatic and/or partially aromatic copolyamides.
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