| http://www.w3.org/ns/prov#value | - ted from Groups 3 to 6 and the Lanthanides, each X is selected from the group consisting of alkoxide, amide, acetylacetonate, carbamate, amidate and aluminate anion, m is an integer of 0 or greater, n is an integer of 0 or greater, and r is an integer of 1 or greater; and c) an activating cocatalyst wherein the mixing takes place at a temperature between -80??? C. to 100??? C. a pressure between 0
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