Invention Grant
- Patent Title: 1, 3, 3, 3-tetrafluoropropene preparation process
- Patent Title (中): 1,3,3,3-四氟丙烯制备方法
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Application No.: US14653510Application Date: 2013-12-17
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Publication No.: US09458070B2Publication Date: 2016-10-04
- Inventor: Lei Xu , Gang Yang , Huie Yang , Shukang Chen , Zhixia Zhao
- Applicant: SINOCHEM MODERN ENVIRONMENTAL PROTECTION CHEMICALS (XI'AN) CO., LTD. , Sinochem Lantian Co., Ltd.
- Applicant Address: CN Shaanxi CN Zhejiang
- Assignee: SINOCHEM MODERN ENVIRONMENTAL PROTECTION CHEMICALS (XI'AN) CO., LTD.,Sinochem Lantian Co., Ltd.
- Current Assignee: SINOCHEM MODERN ENVIRONMENTAL PROTECTION CHEMICALS (XI'AN) CO., LTD.,Sinochem Lantian Co., Ltd.
- Current Assignee Address: CN Shaanxi CN Zhejiang
- Agency: Osha Liang LLP
- Priority: CN201210554563 20121219
- International Application: PCT/CN2013/089633 WO 20131217
- International Announcement: WO2014/094587 WO 20140626
- Main IPC: C07C17/25
- IPC: C07C17/25 ; C07C17/383 ; C07C17/20

Abstract:
Disclosed is an HFO-1234ze preparation process. The present invention is realized by loading two fluorination catalysts into the same reactor, and controlling the temperature in each section. The preparation process of the present invention is of moderate reaction condition, stable catalyst activity, and simple process.
Public/Granted literature
- US20150307420A1 1, 3, 3, 3-TETRAFLUOROPROPENE PREPARATION PROCESS Public/Granted day:2015-10-29
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