Polymerization catalysts and processes therefor

Details Polymerization catalysts and processes therefor Polymerization catalysts and processes therefor

1998-03-30

2000-11-21

Bell, Mark L.

Catalyst, solid sorbent, or support therefor: product or process

Catalyst or precursor therefor

Plural component system comprising a - group i to iv metal...

502117, 502123, 502167, 502169, 502170, 502172, B01J 2340, B01J 23755

Patent

active

061502952

ABSTRACT:
Novel catalyst systems which comprise pyridine-2-carboxaldimine nickel complexes can be used with methylaluminoxane in slurry polymerization processes to polymerize mono-1-olefins and, optionally a higher alpha-olefin comonomer, to produce low molecular weight polymers.

REFERENCES:
patent: 5461126 (1995-10-01), Knudsen et al.
patent: 5492983 (1996-02-01), Olonde et al.
patent: 5714556 (1998-02-01), Johnson et al.
patent: 5811379 (1998-09-01), Rossi et al.
patent: 5932670 (1999-08-01), Koppl et al.
"New Pd(II)-and Ni(II)--Based Catalysts for Polymerization of Ethylene and Alpha-Olefins" J. Am. Chem. Soc., 1995, vol. 117, 6414-6415. (Johnson et al.), Mar. 1995.
Organometallics 1997 (vol. 16, pp. 384-391) (Crociani et al.).

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