| 发明名称 |
PROCESSES FOR SEPARATION OF 1,3,3,3-TETRAFLUOROPROPENE FROM HYDROGEN FLUORIDE BY AZEOTROPIC DISTILLATION |
| 摘要 |
Disclosed herein is a process for the separation of HFC-1234ze and HF by azeotropic distillation. Additionally disclosed is a process for the separation of HFC1234ze, HFC-245eb and/or 245fa, and HF by azeotropic distillation. |
| 申请公布号 |
WO2009105521(A1) |
申请公布日期 |
2009.08.27 |
| 申请号 |
WO2009US34492 |
申请日期 |
2009.02.19 |
| 申请人 |
E.I. DU PONT DE NEMOURS AND COMPANY;KNAPP, JEFFREY, P. |
发明人 |
KNAPP, JEFFREY, P. |
| 分类号 |
C07C17/383;C07C17/386;C07C21/18 |
主分类号 |
C07C17/383 |
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