Ethylene polymerization using supported vanadium catalyst

Details Ethylene polymerization using supported vanadium catalyst Ethylene polymerization using supported vanadium catalyst

1990-02-02

1991-01-29

Smith, Edward J.

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

Synthetic resins

Polymers from only ethylenic monomers or processes of...

526141, 526142, 526133, 526348, 5263485, 5263486, 526901, C08F 4618, C08F 4611

Patent

active

049887831

ABSTRACT:
An ethylene polymerization catalyst comprising a supported precursor of vanadium trihalide/electron donor complex and alkylaluminum or boron halides, when combined with alkylaluminum cocatalyst and alkyl halide promoter, provides enhanced polymerization and productivity plus superior polyethylene.

REFERENCES:
patent: 4508842 (1985-04-01), Beran et al.

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