| 发明名称 |
PROCESS FOR THE PREPARATION OF 2,3,3,3-TETRAFLUOROPROPENE |
| 摘要 |
<p>The invention provides a process for the preparation of 2,3,3,3-tetrafluoropropene (1234yf) comprising (a) contacting 1,1,1-trifluoro-2,3-difluoropropane (243db) with hydrogen fluoride (HF) in the presence of a zinc/chromia catalyst to produce a compound having the formula CF3CHFCH2X, wherein X is Cl or F, and (b) dehydrohalogenating the</p> |
| 申请公布号 |
EP2294040(A2) |
申请公布日期 |
2011.03.16 |
| 申请号 |
EP20090729764 |
申请日期 |
2009.04.09 |
| 申请人 |
MEXICHEM AMANCO HOLDINGS S.A. DE C.V. |
发明人 |
SMITH, JOHN, WILLIAM;MCGUINESS, CLAIRE;SHARRATT, ANDREW, PAUL |
| 分类号 |
C07C17/04;C07C17/087;C07C17/20;C07C17/25;C07C17/275;C07C19/01;C07C19/08;C07C19/10;C07C21/04;C07C21/18 |
主分类号 |
C07C17/04 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
