Polyethylene rich/polypropylene blends and their uses

Details Polyethylene rich/polypropylene blends and their uses Polyethylene rich/polypropylene blends and their uses

C - Chemistry, Metallurgy

08

L

C08L 23/08 (2006.01) C08J 5/18 (2006.01) C08L 23/14 (2006.01) C08L 23/36 (2006.01)

Patent

CA 2410483

The present invention includes a blend composition comprising at least one coupled propylene polymer and at least 55 weight percent of at least one ethylene polymer, based on the total weight of the coupled propylene polymer and the ethylene polymer. The invention also includes methods for making the coupled propylene polymer and methods for making the blend composition. The present invention further includes films made from the blend composition.

L'invention concerne une composition de mélange comprenant au moins un polymère de propylène ponté et au moins un polymère d'éthylène présent à raison d'au moins 55 pour-cent en poids par rapport au poids total du polymère de propylène ponté et du polymère d'éthylène. L'invention concerne également des procédés permettant de préparer le polymère de propylène ponté, et des procédés permettant de préparer la composition de mélange décrite. L'invention concerne en outre des feuilles minces produites avec cette composition de mélange.

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