Nova Patents
EP0217596A3

Oxygen barrier oriented film

Abstract

A coextruded multiple layer oriented film comprises a core layer of a blend of ethylene vinyl alcohol copolymer and polyamide, two intermediate adhesive layers, and two outer layers of a blend of linear low density polyethylene, linear medium density polyethylene, and ethylene vinyl acetate copolymer. A preferred embodiment of the multilayer film exhibits excellent optics and shrink properties while providing high oxygen barrier especially useful in food packaging applications.

Term

Term ended

Projected expiry passed 17 September 2006, 20 years ago.

  1. Priority
  2. Filed
  3. Published
  4. Projected expiry
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Every citation, both ways

Citations
DocumentRelationOfficeCategoryCited during
EP0141555A1CitesEuropean Patent Office (EPO)YSearch report
US4514465ACitesUnited States of AmericaYDSearch report