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MULTIPLE LAYER FILM WITH AMORPHOUS POLYAMIDE LAYER

  • US 20010010846A1
  • Filed: 05/04/1998
  • Published: 08/02/2001
  • Est. Priority Date: 05/04/1998
  • Status: Active Grant
First Claim
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1. A multilayer film comprising:

  • a) a core layer consisting essentially of an amorphous polyamide;

    b) two intermediate layers, disposed on opposite surfaces of the core layer, comprising a semicrystalline polyamide;

    c) two adhesive layers, each disposed on a surface of the respective intermediate layer, comprising a polymeric adhesive; and

    d) two outer layers, each disposed on a surface of a respective adhesive layer, comprising a material selected from the group consisting of amorphous polyamide, semicrystalline polyamide, ethylene/alpha olefin copolymer, propylene homopolymer, and propylene/alpha olefin copolymer.

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