Michael A Nutt

US Patent:

20130172614, Jul 4, 2013

Filed:

Feb 28, 2013

Appl. No.:

13/780040

Inventors:

Celanese International Corporation - Irving TX, US
Brian W. Hokkanen - Houston TX, US
Michael O. Nutt - Pearland TX, US
Tianshu Pan - Houston TX, US
Ronald D. Shaver - Houston TX, US

Assignee:

CELANESE INTERNATIONAL CORPORATION - Irving TX

International Classification:

C07C 51/12
B01J 19/00

US Classification:

562519, 562517, 422618, 422611, 422211

Abstract:

A process for producing acetic acid comprising the steps of reacting carbon monoxide and at least one of methanol and a methanol derivative in a first reactor under conditions effective to produce a crude acetic acid product; separating the crude acetic acid product into at least one derivative stream, at least one of the at least one derivative stream comprising residual carbon monoxide; and reacting at least a portion of the residual carbon monoxide with at least one of methanol and a methanol derivative over a metal catalyst in a second reactor to produce additional acetic acid.