Process for extrusion

Details Process for extrusion Process for extrusion

B - Operations, Transporting

29

C

402/622, 18/978

B29C 55/00 (2006.01) B29C 61/00 (2006.01) B29C 61/08 (2006.01) B29C 47/00 (2006.01)

Patent

CA 1308858

- 20 - A Process for Extrusion Abstract of the Invention A process for extrusion comprising extruding, under conditions which will provide a shrink film, a linear low density copolymer of ethylene and at least one alpha-olefin having 3 to 6 carbon atoms, said copolymer having (i) a density in the range of about 0.915 to about 0.932 grams per cubic centimeter; (ii) a weight average molecular weight of at least about 250,000, (iii) a ratio of weight average molecular weight to number average molecular weight of at least about 6; and (iv) a copolymer species with a molecular weight of at least about 500,000 in an amount of at least about 8 percent by weight based on the weight of the copolymer. D-15597

586708

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