| 发明名称 |
Process for production of 1,2,2,2,- Tetrafluoro-ethyl difluoromethyl ether. |
| 摘要 |
<p>A process is provided for the low temperature preparation of CF3CHFOCHF2 which comprises reacting CF3CHClOCHF2 with hydrogen fluoride in the presence of an antimony pentachloride catalyst or mixture of antimony pentachloride and antimony trichloride. The mole ratio of CF3CHClOCHF2 to HF is in the range of about 1.0:0.1 to about 1:7.</p> |
| 申请公布号 |
EP0388114(B1) |
申请公布日期 |
1993.11.24 |
| 申请号 |
EP19900302597 |
申请日期 |
1990.03.12 |
| 申请人 |
BOC HEALTH CARE, INC. |
发明人 |
CICCO, CHARLES F. |
| 分类号 |
B01J27/10;C07B61/00;C07C41/22;C07C43/12;(IPC1-7):C07C41/22 |
主分类号 |
B01J27/10 |
| 代理机构 |
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代理人 |
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| 地址 |
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