| |
|
Inventor: Chen; Chi He
Address: Renwu Township, Kaohsiung County, TW
No. of patents: 1
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 7553991 |
Process for producing carboxylic acid anhydrides |
June 30, 2009 |
| The present invention relates to a process for producing carboxylic acid anhydrides, in which a carboxylic acid ester, derived from an alcohol and a carboxylic acid, and carbon monoxide containing a small amount of hydrogen are used as raw materials and subjected to a carbonylation r |
|
|
|
