| http://www.w3.org/ns/prov#value | - Preferably the backing film of the dressing of my invention is highly thermoplastic and easily heat-sealable, i.e., it is adapted to form permanent heat seals to substrates such as paper and boxboard at relatively low heat sealing peak temperatures, generally not above about 350??? F., in less than 4 seconds of clamping time, as described more fully hereinafter.
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