Use of vinylamine homopolymers and copolymers in film lamination
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United States of America Patent
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Feb 20, 1996
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N/A
app pub date -
Sep 17, 1993
filing date -
Sep 17, 1993
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Expired
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Abstract
A composite structure which comprises, in intimate jointed lamination, a substrate layer, and intermediate adhesion layer, and a tightly adhered polymeric film, the adhesion layer comprising an aqueous emulsion polymer containing a vinylamine homopolymer or copolymer, preferably polyvinyl alcohol/polyvinylamine copolymer.
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