Retortable polymeric films

Details Retortable polymeric films Retortable polymeric films

1994-03-25

1996-08-20

Nakarani, D. S.

Stock material or miscellaneous articles

Composite

Of polyamide

4284749, 4284755, B32B 2734

Patent

active

055477658

ABSTRACT:
A polymeric film having superior oxygen barrier properties comprising at least three layers, two layers formed of an aliphatic polyamide such as poly(caprolactam) sandwiching a layer formed of an aliphatic/aromatic polyamide such as poly(m-xylylene adipamide) or a blend of an aliphatic/aromatic polyamide such as poly(m-xylylene adipamide) with an ethylene vinyl alcohol copolymer.

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patent: 5281360 (1994-01-01), Hong et al.
"Trends and Equipment... Coextrusion", M. H. Naitove, Plastics Tech,. Feb. 1977, pp. 61-71.
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English Abstract to JP to 4,270,655 (English Abstract 1992).
JP 3,146,343 (English Abstract 1991).

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