Process for the production of acetic acid by the carbonylation o

Details Process for the production of acetic acid by the carbonylation o Process for the production of acetic acid by the carbonylation o

1996-10-15

1998-06-09

Geist, Gary

Organic compounds -- part of the class 532-570 series

Organic compounds

Carboxylic acids and salts thereof

562519, 562607, C07C 5110, C07C 5112, C07C 5308

Patent

active

057636540

ABSTRACT:
A process for the production of acetic acid which comprises reacting carbon monoxide with a carbonylatable reactant comprising greater than 10%, typically from 30 to 100%, by weight dimethyl ether introduced to a reactor in which there is maintained at elevated temperature a liquid reaction composition comprising a Group VIII noble metal catalyst, for example rhodium or iridium, methyl iodide promoter, an optional co-promoter and water at a concentration in the liquid reaction composition of from 1.0 to 10% by weight.

REFERENCES:
patent: 3769329 (1973-10-01), Paulik et al.
patent: 3772380 (1973-11-01), Paulik et al.
patent: 4417000 (1983-11-01), Slaugh et al.
patent: 5003104 (1991-03-01), Paulik et al.
patent: 5189203 (1993-02-01), Hansen et al.
patent: 5286900 (1994-02-01), Hansen et al.
patent: 5510524 (1996-04-01), Garland et al.

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