Title:
REDUCING HYDROGEN IODIDE CONTENT IN CARBONYLATION PROCESSES
Document Type and Number:
Japanese Patent JP2016121126
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide processes for producing acetic acid that effectively reduce the hydrogen iodide content in various process streams.SOLUTION: At least one process vent stream is treated in an absorber column using scrubber solvents, e.g., acetic acid, methanol and/or methyl acetate, and hydrogen iodide is removed therefrom.SELECTED DRAWING: Figure 1
Inventors:
RONALD D SHAVER
LIU YAW-HWA
MARK O SCATES
LIU YAW-HWA
MARK O SCATES
Application Number:
JP2015222667A
Publication Date:
July 07, 2016
Filing Date:
November 13, 2015
Export Citation:
Assignee:
CELANESE INT CORP
International Classes:
C07C51/42; C07C51/12; C07C53/08
Domestic Patent References:
| JP2011518879A | 2011-06-30 | |||
| JP2012532867A | 2012-12-20 | |||
| JP2004300072A | 2004-10-28 | |||
| JP2012508166A | 2012-04-05 |
Foreign References:
| WO2014097867A1 | 2014-06-26 |
Attorney, Agent or Firm:
Shinjiro Ono
Yasushi Kobayashi
Shigeo Takeuchi
Osamu Yamamoto
Minako Matsuyama
Koichi Yokota
Yasushi Kobayashi
Shigeo Takeuchi
Osamu Yamamoto
Minako Matsuyama
Koichi Yokota