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Storm window film

Image Number 2 for United States Patent #4590124.

A three layered thermoplastic film having a desired combination of physical characteristics is disclosed. The film may be utilized to form storm windows. A preferred embodiment of the film comprises a core layer consisting essentially of a linear low density polyethylene and two surface layers comprising a four component blend of (1) a linear low density polyethylene, (2) a linear medium density polyethylene (3) a copolymer of ethylene and vinyl acetate and (4) one or more light stabilizers.

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