Cast polypropylene (CPP) films from Toray Plastics America, Inc., North Kingstown, RI, withstand retort processing, microwave reheating. CPP ZK100 film for retort pouch constructions offers exceptional clarity, low haze, non-whitening, stress-crack resistance. New CPP CF9501 sealant film creates secure, easy-peel lamination for lidding on retortable PP containers. High heat tolerance (135 C) of films means shorter retort processing time for products such as cooked rice, chili, soups, stews, sauces, seafood, chicken, vegetables, baby food, wet pet food. Films exhibit good heat-seal strength, impact strength, superior machinability on high-speed packaging, converting equipment, can be laminated to barrier films such as Toray’s Barrialox aluminum oxide-coated polyester.

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