Sealable multilayer films
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
Aug 23, 1983
Issued Date -
N/A
app pub date -
Apr 5, 1982
filing date -
Apr 8, 1981
priority date (Note) -
Expired
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Abstract
A composite film comprising a polypropylene basis film being laminated at least on one surface with a layer combination of a heat sealable layer with an additive combination, an adhesion promotion layer, a gas-barrier layer, and an adhesion promotion layer and optionally a further heat sealable layer.
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