| 发明名称 |
PROCESS FOR THE PURIFICATION OF FLUOROMETHYL-1,1,1,3,3,3-HEXAFLUOROISOPROPYL ETHER |
| 摘要 |
The present invention relates to a method of removing bisfluoromethyl ether contained in fluoromethyl-1,1,1,3,3,3-hexafluoroisopropyl ether in a simple, effective manner, and is characterized in that fluoromethyl-1,1,1,3,3,3-hexafluoroisopropyl ether containing bisfluoromethyl ether is brought into contact with zeolite. |
| 申请公布号 |
EP0835858(A4) |
申请公布日期 |
1999.06.23 |
| 申请号 |
EP19970900749 |
申请日期 |
1997.01.22 |
| 申请人 |
CENTRAL GLASS COMPANY, LIMITED |
发明人 |
KAWAI, TOSHIKAZU;WATANABE, MINEO;KOBAYASHI, MANAMI |
| 分类号 |
B01J20/18;C07B63/00;C07C41/36;C07C43/12;(IPC1-7):C07C43/12 |
主分类号 |
B01J20/18 |
| 代理机构 |
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