A packaging laminate and method of producing packaging laminate, and packaging container produced from packaging laminate and possessing superior oxygen gas barrier properties

A packaging laminate and method of producing packaging laminate, and packaging container produced from packaging laminate and possessing superior oxygen gas barrier properties

  • CN 1,204,281 A
  • Filed: 10/02/1996
  • Published: 01/06/1999
  • Est. Priority Date: 10/09/1995
  • Status: Abandoned Application
First Claim
Patent Images

1. laminate wrapping material that is used to have the close packing container of dimensionally stable liquid of superior oxygen barrier property, these packing have firm in structure but folding refill layer or back flow liner (11), and be applied to the polyvinyl alcohol layer (14) of this sandwich layer one side as oxygen barrier layer, it is characterized in that this polyvinyl alcohol layer (14) is applied to plastic layer (15) between this polyvinyl alcohol layer and this sandwich layer and is attached to sandwich layer (11) and gets on.

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