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Packaging Laminate

  • US 20100038266A1
  • Filed: 11/29/2007
  • Published: 02/18/2010
  • Est. Priority Date: 12/01/2006
  • Status: Abandoned Application
First Claim
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1. A retortable packaging laminate comprising at least one base layer of sized paper or paper board, at least one liquid barrier layer and at least one gas barrier layer, said paper or paper board comprising expanded or unexpanded expandable thermoplastic microspheres.

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