| 发明名称 |
PROCESS FOR REMOVING 2-CHLORO-1,1-DIFLUOROETHYLENE FROM 1,1,1,2-TETRAFLUOROETHANE AND CO-PRODUCING 2-CHLORO-1,1,1,2-TETRAFLUOROETHANE |
| 摘要 |
<p>2-Chloro-1,1-difluoroethylene (R-1122) is removed from 1,1,1,2-tetrafluoroethane (R-134a) by contacting the R-134a in the vapor phase with chlorine in the presence of ultraviolet light providing an exposure of at least about 2 watts-hour/kg.</p> |
| 申请公布号 |
EP0618888(B1) |
申请公布日期 |
1997.08.27 |
| 申请号 |
EP19930900965 |
申请日期 |
1992.12.09 |
| 申请人 |
ALLIEDSIGNAL INC. |
发明人 |
YATES, STEPHEN, FREDERIC;HARNISH, DANIEL, FRANKLIN;SMITH, ADDISON, MILES |
| 分类号 |
B01J19/12;C07C17/04;C07C17/10;C07C17/38;C07C17/395;C07C19/08;(IPC1-7):C07C17/38 |
主分类号 |
B01J19/12 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
