Catalyst – solid sorbent – or support therefor: product or process – Catalyst or precursor therefor – Plural component system comprising a - group i to iv metal...
Patent
1983-08-04
1985-04-02
Garvin, Patrick
Catalyst, solid sorbent, or support therefor: product or process
Catalyst or precursor therefor
Plural component system comprising a - group i to iv metal...
502105, 502108, 502113, 502117, 502118, 502121, 502122, 502123, 502124, 502125, 502126, 502127, C08F 464, C08F 468
Patent
active
045088446
ABSTRACT:
A catalyst component useful for (co)polymerizing ethylene under high temperatures and pressures comprising the reaction product obtained by treating a magnesium halide supported titanium halide precursor with transition-metal halide or oxyhalide, thoroughly washing the solid reaction product therefrom and prepolymerizing the washed solid product with an alpha-olefin having from 4-12 carbon atoms.
REFERENCES:
patent: 3412174 (1968-11-01), Kroll
patent: 4304891 (1981-12-01), Sato et al.
patent: 4332697 (1982-06-01), Kimura et al.
patent: 4347158 (1982-08-01), Kaus et al.
Exxon Research & Engineering Co.
Garvin Patrick
Kurtzman M. B.
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