Patent ID: 7309741
Filing Date: 2007-12-18
Classification: C08L,Y10T

Abstract:
1. A polyolefin dry or melt blend comprising: (a) from 30 to 80 weight % of copolymer having a Mw from 30,000 to 75,000 as determined by GPC comprising from 85 to 99.95 weight % of ethylene and from 15 to 0.05 weight % of one or more C (b) from 70 to 20 weight % of a high molecular weight copolymer comprising from 85 to 99.9 weight % of ethylene and from 15 to 0.1 weight % of one or more C wherein M is selected from the group consisting of Ti, Hf and Zr; Pl is a phosphinimine ligand of the formula wherein R 3 is a C 1-6 alkyl radical, L is a ligand selected from the group consisting of cyclopentadienyl, indenyl and fluorenyl ligands which are unsubstituted or substituted by one or more substituents selected from the group consisting of a chlorine or fluorine atom, C 1-4 alkyl radicals, and benzyl and phenyl radicals which are unsubstituted or substituted by one or more halogen atoms, X is selected from the group consisting of a chlorine atom and C 1-4 alkyl radicals; m is 1; n is 1; and p is 2 and an activator.