| 发明名称 |
PURIFICATION OF AMINONITRILES OR DIAMINES |
| 摘要 |
Separation of an aliphatic aminonitrile or an aliphatic diamine from a mixture containing the corresponding cyclic, aliphatic, mono-unsaturated amine by adding caustic compound to the mixture and then distilling the aminonitrile or the diamine at a temperature less than 170.degree.C and at a pressure of less than 1 atmosphere.
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| 申请公布号 |
CA2059987(C) |
申请公布日期 |
2002.08.06 |
| 申请号 |
CA19922059987 |
申请日期 |
1992.01.24 |
| 申请人 |
E.I. DU PONT DE NEMOURS AND COMPANY |
发明人 |
SIEJA, JAMES BERNARD |
| 分类号 |
C07C209/84;C07C211/09;C07C253/34;C07C255/24;(IPC1-7):C07C209/86 |
主分类号 |
C07C209/84 |
| 代理机构 |
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