Laminated multi-layered weldable flat film for the production of welded tubular films and use thereof
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United States of America Patent
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Issued Date -
Apr 15, 2004
app pub date -
Aug 1, 2003
filing date -
Feb 1, 2001
priority date (Note) -
Abandoned
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Abstract
The invention relates to laminated, multilayered and weldable flat film for the production of welded tubular films and to the use thereof for wrapping and packaging foodstuffs. The inventive flat film has two weldable surface layers made of at least one copolyamide and at least one amorphous polyamide and/or at least one homopolyamide and/or at least one modified polyolefin, and is produced by laminating at least two single-layered or multilayered and optionally biaxially oriented flat films.
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