Catalyst – solid sorbent – or support therefor: product or process – Catalyst or precursor therefor – Plural component system comprising a - group i to iv metal...
Patent
1990-04-06
1991-11-05
Garvin, Patrick P.
Catalyst, solid sorbent, or support therefor: product or process
Catalyst or precursor therefor
Plural component system comprising a - group i to iv metal...
502115, 502119, 502125, C08F 464
Patent
active
050631888
ABSTRACT:
A catalyst component, adapted for use in the polymerization and copolymerization of ethylene, is formed by reaction of an organomagnesium compound and a tetraaalkyl silicate, contact of the resulting product with a chlorinating reagent, and treatment of the product from the previous step with liquid titanium halide.
REFERENCES:
patent: 4396533 (1983-08-01), Johnstone
patent: 4780443 (1988-10-01), Matsuura et al.
Malpass Dennis B.
Wang Bor-Ping E.
Fennelly Richard P.
Garvin Patrick P.
Morris Louis A.
Peebles Brent M.
Texas Alkyls Inc.
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