| 发明名称 |
Removal of aldehydes in acetic acid production |
| 摘要 |
A system and method for removing acetaldehyde from an acetic acid system, including providing a solution from the acetic acid system, the stream having methyl iodide and acetaldehyde, and contacting the solution with an ion-exchange resin and/or liquid catalyst. |
| 申请公布号 |
US8969613(B2) |
申请公布日期 |
2015.03.03 |
| 申请号 |
US201213664549 |
申请日期 |
2012.10.31 |
| 申请人 |
LyondellBasell Acetyls, LLC |
发明人 |
Hallinan Noel C.;Salisbury Brian A. |
| 分类号 |
C07C47/09;C07C47/21 |
主分类号 |
C07C47/09 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. A method for removing acetaldehyde from an acetic acid system, comprising:
providing a solution comprising methyl iodide and acetaldehyde from the acetic acid system; and contacting the solution with an ion-exchange resin, wherein contacting the solution with the ion-exchange resin converts at least a portion of the acetaldehyde to yield an oligomer wherein the oligomer comprises crotonaldehyde. |
| 地址 |
Houston TX US |
