| 发明名称 |
Purification of nitrile |
| 摘要 |
A method for purifying a nitrile which comprises contacting a nitrile containing an aldehyde with a cation exchange resin carrying a polyamine to remove the aldehyde from the nitrile. The ion exchange resin can be regenerated and reused repeatedly. |
| 申请公布号 |
AU2558797(A) |
申请公布日期 |
1998.01.08 |
| 申请号 |
AU19970025587 |
申请日期 |
1997.06.18 |
| 申请人 |
NITTO CHEMICAL INDUSTRY CO., LTD. |
发明人 |
KOUZO MURAO;KATSUO ISHII;TETSURO HORINOUCHI |
| 分类号 |
C07D213/84;B01J31/02;C07B61/00;C07B63/00;C07C253/00;C07C253/20;C07C253/30;C07C253/34;C07C255/03;C07C255/08;C07C255/50;C07C255/52;C07D217/22 |
主分类号 |
C07D213/84 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
