Olefin disproportionation catalyst

Details Olefin disproportionation catalyst Olefin disproportionation catalyst

1979-07-20

1981-02-03

Niebling, John F.

Compositions

Preservative agents

Anti-oxidants or chemical change inhibitants

252429R, 252431P, 252431N, 585645, B01J 3102, B01J 3112

Patent

active

042487382

ABSTRACT:
A process and a catalyst for the disproportionation of olefins is disclosed wherein the catalyst consists essentially of (1) at least one neutral tungsten carbene complex, (2) at least one halogenated promoter, and (3) at least one tin promoter.

REFERENCES:
patent: 3637893 (1972-01-01), Singleton
patent: 3689433 (1972-09-01), Kroll
patent: 3723563 (1973-03-01), Bradshaw
patent: 4024201 (1977-05-01), Takahashi
J.C.S. Chem. Comm. pp. 1202-1203 (1971).
Ichikawa, K. et al. Chem. Absts. vol. 85, No. 4789a (1976).

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