Film/substrate composite material

Details Film/substrate composite material Film/substrate composite material

B - Operations, Transporting

32

B

B32B 5/18 (2006.01) B32B 27/08 (2006.01) B65D 1/34 (2006.01) B65D 65/40 (2006.01)

Patent

CA 2160441

A composite useful for making trays for the packaging of food and the like is formed from foamed polystyrene and a film bonded to the polystyrene, the film including a bonding layer of a styrene butadiene copolymer, the bonding layer including at least about 25% by weight of butadiene. The composite may be thermoformed into articles such as trays for use in the packaging of food products, especially meat products.

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