Retortable, high oxygen barrier polymeric films

Details Retortable, high oxygen barrier polymeric films Retortable, high oxygen barrier polymeric films

1997-01-14

1998-02-10

Nakarani, D. S.

Stock material or miscellaneous articles

Composite

Of polyamide

428 354, 428 366, 428 367, 4284747, 4284752, 4284761, 4284763, 4284769, 428483, 428910, B32B 2732, B32B 2734, B32B 2736

Patent

active

057167150

ABSTRACT:
A polymeric film having superior oxygen barrier properties comprising at least five layers with at least one exterior layer comprised of polyester, one exterior layer selected from the group consisting of a polyester, an aliphatic polyamide, and an aliphatic/aromatic polyamide, an interior layer of ethylene vinyl alcohol copolymer or a blend of an ethylene vinyl alcohol copolymer and an aliphatic/aromatic polyamide, and a modified polyolefin adhesive layer between each exterior layer and the interior layer.

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