Polymerization catalysts

Details Polymerization catalysts Polymerization catalysts

1995-06-07

1996-08-20

Nagumo, Mark

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Polymers from only ethylenic monomers or processes of...

526126, 526129, 526901, 526904, 5263485, 526352, C08F 4642, C08F 468

Patent

active

055480446

ABSTRACT:
Novel Group IV or V metal complexes comprise cyclooctatetraene ligands. The complexes are suitable for use as catalysts for the polymerisation of olefins and may be supported for use in the gas phase.
A preferred complex has the formula: ##STR1##

REFERENCES:
patent: 3932477 (1976-01-01), Schrock
patent: 5369196 (1994-11-01), Mateimoto et al.
F. G. N. Cloke et al. (1994) JCS Chem Commun. 1207-8.
W. Kaminsky, SP '92 Polyethylene World Congress Dec. 7-9, 1992 '"Metallocene Catalysts".

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