Laminates containing filled polystyrene

Details Laminates containing filled polystyrene Laminates containing filled polystyrene

B - Operations, Transporting

32

B

154/138, 154/123

B32B 27/08 (2006.01) B32B 3/12 (2006.01) B32B 27/18 (2006.01) B32B 27/30 (2006.01)

Patent

CA 1069814

ABSTRACT OF THE DISCLOSURE Thermoplastic polymeric laminates are prepared which have one layer of filled styrene polymer composition, and at least one layer of a dissimilar polymer selected from polyolefins such as polyethylene, polypropylene and polybutene, and nitrile group containing barrier polymers. The filled styrene polymer composition contains from 5 to 50 parts by weight filler, and is the product of mixing a styrene polymer masterbatch of impact polystyrene, filler, rubber and oil with polystyrene. The laminates can be used for thermo-forming thin walled articles such as cups, plates, trays and containers.

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