Process for polymerizing olefins and polymerization catalysts us

Details Process for polymerizing olefins and polymerization catalysts us Process for polymerizing olefins and polymerization catalysts us

1980-05-30

1982-01-26

Garvin, Patrick

Compositions

Preservative agents

Anti-oxidants or chemical change inhibitants

252428, 252431P, C08F 422

Patent

active

043127860

ABSTRACT:
Olefins are polymerized in the presence of catalysts prepared by combining a heat activated supported organophosphoryl chromium compound with an alkyl borane which has been pretreated with hydrogen.

REFERENCES:
patent: 3984351 (1976-10-01), Rekers et al.
patent: 3985676 (1976-10-01), Rekers et al.

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