发明授权
- 专利标题: 1234ze preparation
- 专利标题(中): 1234ze准备
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申请号: US119560申请日: 1998-07-21
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公开(公告)号: US6124510A公开(公告)日: 2000-09-26
- 发明人: Maher Y. Elsheikh , Paul D. Fellenger
- 申请人: Maher Y. Elsheikh , Paul D. Fellenger
- 申请人地址: PA Philadelphia
- 专利权人: Elf Atochem North America, Inc.
- 当前专利权人: Elf Atochem North America, Inc.
- 当前专利权人地址: PA Philadelphia
- 主分类号: B01J23/26
- IPC分类号: B01J23/26 ; B01J27/32 ; C07B61/00 ; C07C17/23 ; C07C17/25 ; C07C21/18 ; C07C17/00
摘要:
Preparation of cis/trans 1234ze monomer is provided, by dehydrofluorination of 245fa using an alkaline solution or using a gas phase catalyzed process.
公开/授权文献
- USD434188S Cosmetic tray 公开/授权日:2000-11-21
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