C - Chemistry – Metallurgy – 07 – F
Patent
C - Chemistry, Metallurgy
07
F
C07F 7/00 (2006.01) C07F 7/28 (2006.01) C07F 17/00 (2006.01) C08F 4/64 (2006.01) C08F 10/00 (2006.01) C08F 4/659 (2006.01)
Patent
CA 2196893
Novel group 4 metal complexes wherein the metal is in the +2 or +4 formal oxidation state containing a cyclic or noncyclic, non-aromatic, anionic, dienyl ligand group bound to M and having a bridged ligand structure, catalytic derivatives of such complexes including novel zwitterionic complexes; and the use thereof as catalysts for polymerizing addition polymerizable monomers are disclosed.
Nouveaux complexes métalliques du groupe 4 dans lesquels le métal est dans l'état d'oxydation formelle +2 ou +4 contenant un groupe ligand diényle anionique non aromatique, cyclique ou non cyclique lié à M et ayant une structure ligand en pont, dérivés catalytiques desdits complexes dont de nouveaux complexes d'ions dipolaires, et utilisation desdits catalyseurs pour polymériser des monomères polymérisables par addition.
Kruper W. Jack Jr.
Neithamer David R.
Nickias Peter N.
Wilson David R.
Smart & Biggar
The Dow Chemical Company
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