| 发明名称 |
Purification of alkanesulfonic acids using ozone. |
| 摘要 |
<p>The removal of oxidizable organic impurities which include alkylthiolsulfonate from alkanesulfonic acids by treatment with an ozone containing gas is disclosed. The treated products have improved color and odor and exhibit improved long-term color stability.</p> |
| 申请公布号 |
EP0373305(A1) |
申请公布日期 |
1990.06.20 |
| 申请号 |
EP19890117220 |
申请日期 |
1989.09.18 |
| 申请人 |
PENNWALT CORPORATION |
发明人 |
NOSOWITZ, MARTIN |
| 分类号 |
C07C309/09;C07C303/44;C07C309/04;C07C309/06;C07C309/08;C07C309/12;C07C309/25;C07F9/09 |
主分类号 |
C07C309/09 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
