| 发明名称 |
PROCESS FOR PURIFYING PERFLUORINATED PRODUCTS |
| 摘要 |
<p>This invention relates to a process for purifying at least one of perfluoromethane and nitrogen trifluoride from a mixture thereof using an ionic liquid. The process may be performed by a technique such as extractive distillation or absorption wherein at least one ionic liquid is used as the entraining agent or absorbent, respectively.</p> |
| 申请公布号 |
EP2021276(B1) |
申请公布日期 |
2013.07.17 |
| 申请号 |
EP20070795562 |
申请日期 |
2007.05.31 |
| 申请人 |
E.I. DU PONT DE NEMOURS AND COMPANY |
发明人 |
SHIFLETT, MARK, BRANDON;YOKOZEKI, AKIMICHI |
| 分类号 |
C01B21/086;C07C17/38 |
主分类号 |
C01B21/086 |
| 代理机构 |
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