Catalyst – solid sorbent – or support therefor: product or process – Catalyst or precursor therefor – Plural component system comprising a - group i to iv metal...
Patent
1995-06-07
1999-10-19
Wu, David W.
Catalyst, solid sorbent, or support therefor: product or process
Catalyst or precursor therefor
Plural component system comprising a - group i to iv metal...
502113, 502118, 526116, 526904, 5261243, C08F 464, B01J 3100
Patent
active
059688629
ABSTRACT:
Disclosed is a catalyst precursor, useful to make catalysts useful in the polymerization of olefins, comprising the product obtained by adding a preformed magnesium source to a solution comprising a solvent having dissolved therein a transition metal compound and an alkyl halide.
REFERENCES:
patent: 3801558 (1974-04-01), Fletcher et al.
patent: 3878124 (1975-04-01), Durand et al.
patent: 4004071 (1977-01-01), Aishima et al.
patent: 5077358 (1991-12-01), Durand et al.
Abbott Ronald G.
Beach David L.
Krause Michael J.
Chevron Chemical Company
Haymond W. Bradley
Michel Marianne H.
Wu David W.
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