Polyesters and articles made therefrom
AssigneeE. I. Du Pont de Nemours and Company
InventorsFREDRIK NEDERBERG, BHUMA RAJAGOPALAN, JULIUS URADNISHECK
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Abstract
Disclosed herein are polyesters and articles made therefrom. The article comprising a substrate comprising a first surface and a second surface, the second surface in contact with an outside environment, wherein the substrate comprises a polymer comprising poly(trimethylene furandicarboxylate) (PTF), and wherein the polymer provides an improvement in gas barrier properties of the substrate as compared to a substrate comprising nascent poly(ethylene terephthalate) (PET).
Claims12
1-50. (canceled)
Use of a polymer composition as an oxygen barrier layer, as a carbon dioxide barrier layer and/or as a moisture barrier layer wherein the polymer composition comprises a polymer having a repeat unit of the formula:
- wherein n is 10-1000.
Dependencies are inferred from the claim text.