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New thermally stable cationic eta3-allyl(1,4-diphospha-(1,3)-butadiene)nickel complexes for ethylene polymerization
Alex Ionkin1, William Marshall
1DuPont Central Research & Development, Experimental Station, Wilmington, DE 19880-0328, USA. alex.s.ionkin@usa.dupont.com
Chemical Communications (Cambridge, England)
|April 22, 2003
Abstract:
Nickel ethylene polymerization catalysts 1a,b bearing a P,P-ligand with two sp2-hybridized phosphorus atoms have been synthesized; their structure and polymerization studies have been reported for the first time.