Very high barrier film

Details Very high barrier film Very high barrier film

B - Operations, Transporting

29

C

18/783

B29C 47/06 (2006.01) B29C 65/00 (2006.01) B29C 65/08 (2006.01) B32B 27/08 (2006.01) B32B 27/16 (2006.01)

Patent

CA 1300839

ABSTRACT OF THE DISCLOSURE A method of producing an oxygen barrier film, and the resulting film, comprises the coextrusion of a multi-layer extrudate having an out- side ethylene vinyl alcohol copolymer layer which has been passed through a hot water system to soften and wet the ethylene vinyl alcohol copolymer. The wetted film can be more easily oriented to produce a shrinkable film. 404/861014/6

551226

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