The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 06, 2018
Filed:
Nov. 09, 2017
Applicant:
Celanese International Corporation, Irving, TX (US);
Inventor:
Jeremy J. Patt, Lake Jackson, TX (US);
Assignee:
CELANESE INTERNATIONAL CORPORATION, Irving, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 51/12 (2006.01); C07C 51/44 (2006.01); B01D 3/06 (2006.01); B01J 19/00 (2006.01); B01J 14/00 (2006.01); C07C 53/08 (2006.01); B01J 31/20 (2006.01); B01J 31/02 (2006.01);
U.S. Cl.
CPC ...
C07C 51/12 (2013.01); B01D 3/06 (2013.01); B01J 14/005 (2013.01); B01J 19/0013 (2013.01); C07C 51/445 (2013.01); C07C 53/08 (2013.01); B01J 31/0231 (2013.01); B01J 31/20 (2013.01); B01J 2219/00006 (2013.01); B01J 2219/0024 (2013.01); B01J 2219/00164 (2013.01); B01J 2219/00202 (2013.01); B01J 2219/00213 (2013.01); B01J 2531/822 (2013.01); B01J 2531/827 (2013.01);
Abstract
A carbonylation process for producing acetic acid including: (a) carbonylating methanol or its reactive derivatives in the presence of a Group VIII metal catalyst and methyl iodide promoter to produce a liquid reaction mixture including acetic acid, water, methyl acetate and methyl iodide; and (b) feeding the liquid reaction mixture at a feed temperature to a flash vessel which is maintained at a reduced pressure.