| http://www.w3.org/ns/prov#value | - In still another aspect, the present invention is a method of lowering the oxygen permeability and improving the thermal stability of a vinylidene chloride copolymer film comprising the steps of preparing a mixture comprising a vinylidene chloride copolymer of about 100,000 or less weight-average molecular weight and about 0.01% to 6%, preferably about 0.1% to 5.0%, by weight processing aid, blend
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