| 发明名称 |
Purification of caprolactam |
| 摘要 |
Caprolactam is purified by oxidative treatment in which mixtures which essentially contain the caprolactam to be purified and unsaturated lactams are treated with oxygen or an oxygen-containing gas mixture in an alkaline medium.
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| 申请公布号 |
US5350847(A) |
申请公布日期 |
1994.09.27 |
| 申请号 |
US19930113081 |
申请日期 |
1993.08.30 |
| 申请人 |
BASF AKTIENGESELLSCHAFT |
发明人 |
FUCHS, HUGO;NEUBAUER, GERALD;PRIESTER, CLAUS-ULRICH |
| 分类号 |
C07B63/02;C07D201/16;(IPC1-7):C07D201/12 |
主分类号 |
C07B63/02 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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