Catalytic composition and olefin disproportion process

Details Catalytic composition and olefin disproportion process Catalytic composition and olefin disproportion process

1995-11-01

1997-10-07

Caldarola, Glenn A.

Chemistry of hydrocarbon compounds

Unsaturated compound synthesis

By alkyl transfer, e.g., disproportionation, etc.

585643, 585645, C07C 600

Patent

active

056750510

ABSTRACT:
The invention concerns a catalytic olefin disproportion (also known as metathesis) process wherein the catalyst produced by dissolving a tungsten and/or molybdenum compound, more particularly a tungsten and/or molybdenum halide substituted with one or more phenoxo groups containing at least two hydrocarbon substituents in the ortho, ortho' positions, in a medium produced by mixing at least one quaternary ammonium halide and/or at least one quaternary phosphonium halide, at least one aluminium halide, and an organometallic aluminium compound.

REFERENCES:
patent: 3691095 (1972-09-01), Kroll et al.
patent: 3855340 (1974-12-01), Knoche
patent: 4550216 (1985-10-01), Basset et al.
patent: 4754099 (1988-06-01), Kemp et al.
patent: 4962263 (1990-10-01), Hamilton, Jr. et al.
patent: 5104840 (1992-04-01), Chauvin et al.

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