Title:
1230xaから1234yfへの触媒的気相フッ素化
Document Type and Number:
Japanese Patent JP2011525925
Kind Code:
A
Abstract:
A one reactor, gas phase catalyzed process for the fluorination of 1,1,2,3-tetrachloropropene (1230xa) to produce 1,1,1,2-tetrafluoropropene (1234yf) is disclosed. The process of the present invention is a catalytic, gas phase fluorination using a high pressure activated catalyst which is supported or unsupported. Fluorination products of the formula CF3R, where R is selected from -CCl=CH2, -CF=CH2, -CF2-CH3, -CFCl-CH3 and mixtures thereof are produced. Co-produced materials are separated from the desired product and recycled to the same reactor.
Inventors:
Maha Wai El Sheikh
Philip Bonnet
Philip Bonnet
Application Number:
JP2011516513A
Publication Date:
September 29, 2011
Filing Date:
June 23, 2009
Export Citation:
Assignee:
Arkema Incorporated
International Classes:
C07C17/20; B01J27/132; C07C21/18; C07B61/00
Domestic Patent References:
| JP2004043410A | 2004-02-12 | |||
| JPH09183742A | 1997-07-15 |
Foreign References:
| WO2007079431A2 | 2007-07-12 | |||
| WO2007079435A2 | 2007-07-12 | |||
| WO2007053736A2 | 2007-05-10 |
Attorney, Agent or Firm:
Axis International Patent Business Corporation