Catalytic systems having extended duration and conservation for

Details Catalytic systems having extended duration and conservation for Catalytic systems having extended duration and conservation for

1988-03-18

1989-06-06

Garvin, Patrick P.

Catalyst, solid sorbent, or support therefor: product or process

Catalyst or precursor therefor

Plural component system comprising a - group i to iv metal...

502102, 502117, 2604055, 526144, 585643, 585646, C08F 462, B01J 3112, B01J 3114

Patent

active

048371882

ABSTRACT:
Improved catalytic systems of long active duration, comprising initially (a) a tungsten compound, (b) an organometallic compound and (c) a partially or totally fluorinated organic compound.
Process of stabilization of these catalytic systems, comprising dissolving (a) in an organic solvent, contacting (b) with (a), agitation and heating at 0.degree. to 100.degree. C. for 0.5 to 60 minutes, then introduction of (c) into the mixture of (a) and (b).
Use of these stabilised catalytic systems for the metathesis of olefins which carry functional groups or do not carry such groups.

REFERENCES:
patent: 4137390 (1979-01-01), Ofstead
patent: 4239874 (1980-12-01), Ofstead et al.
patent: 4639429 (1987-01-01), Basset et al.

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