| http://www.w3.org/ns/prov#value | - The film material preferably comprises a monolayer or multilayer structure of any suitable polymer material(s) formed into a film, such as an olefin (e.g., polypropylene or polyethylene), nylon, PET, Teflon, or any other family of chemicals capable of being formed into a film and/or may comprise non-oriented, oriented or biaxially oriented materials.
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