发明授权
- 专利标题: Process for the preparation of 1,1,1,2-tetrafluoroethane
- 专利标题(中): 1,1,1,2-四氟乙烷的制备方法
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申请号: US72759申请日: 1993-06-07
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公开(公告)号: US5382721A公开(公告)日: 1995-01-17
- 发明人: Pascal Pennetreau , Francine Janssens , Max Braun , Johannes Eicher , Werner Rudolph , Eckhard Hausmann
- 申请人: Pascal Pennetreau , Francine Janssens , Max Braun , Johannes Eicher , Werner Rudolph , Eckhard Hausmann
- 申请人地址: BEX Brussels
- 专利权人: Solvay (Societe Anonyme)
- 当前专利权人: Solvay (Societe Anonyme)
- 当前专利权人地址: BEX Brussels
- 优先权: BEX09200533 19920609
- 主分类号: B01J21/06
- IPC分类号: B01J21/06 ; B01J23/14 ; B01J27/08 ; C07B61/00 ; C07C17/04 ; C07C17/087 ; C07C19/08 ; C07C17/08
摘要:
Process for the preparation of 1,1,1,2-tetrafluoroethane by reaction of hydrogen fluoride with a trihaloethylene according to which trifluoroethylene is chosen as trihaloethylene and the reaction is carried out in the liquid phase.
公开/授权文献
- USD426235S Cellular phone holder for use with laptop computer 公开/授权日:2000-06-06
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