Process for recovering a reaction product while preventing decom

Details Process for recovering a reaction product while preventing decom Process for recovering a reaction product while preventing decom

1981-08-14

1983-04-26

Sever, Frank

Distillation: processes, separatory

Addition of material to distilland to inhibit or prevent...

203 34, 203 61, 562519, B01D 334

Patent

active

043812210

ABSTRACT:
In a process for recovering an aliphatic carboxylic acid and/or an ester thereof by distilling a liquid mixture containing the aliphatic carboxylic acid and/or the ester thereof and a catalyst of a metal of Group VIII of the periodic table of elements, the improvement wherein the distillation is carried out in the presence of carbon monoxide at a partial pressure of at least 0.01 kg/cm.sup.2 (absolute) in the distillation system to prevent the decomposition of said catalyst.

REFERENCES:
patent: 4039395 (1977-08-01), Eby
patent: 4102922 (1978-07-01), Price

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