DE3166644D1 - Catalysts based on active carbon impregnated with chromium sulfate for the gas-phase fluorination of chlorinated aliphatic compounds, and fluorination processes using these catalysts - Google Patents
Catalysts based on active carbon impregnated with chromium sulfate for the gas-phase fluorination of chlorinated aliphatic compounds, and fluorination processes using these catalystsInfo
- Publication number
- DE3166644D1 DE3166644D1 DE8181401979T DE3166644T DE3166644D1 DE 3166644 D1 DE3166644 D1 DE 3166644D1 DE 8181401979 T DE8181401979 T DE 8181401979T DE 3166644 T DE3166644 T DE 3166644T DE 3166644 D1 DE3166644 D1 DE 3166644D1
- Authority
- DE
- Germany
- Prior art keywords
- catalysts
- fluorination
- gas
- active carbon
- aliphatic compounds
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 239000003054 catalyst Substances 0.000 title 2
- 238000003682 fluorination reaction Methods 0.000 title 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title 1
- 150000007824 aliphatic compounds Chemical class 0.000 title 1
- 229910052799 carbon Inorganic materials 0.000 title 1
- GRWVQDDAKZFPFI-UHFFFAOYSA-H chromium(III) sulfate Chemical compound [Cr+3].[Cr+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O GRWVQDDAKZFPFI-UHFFFAOYSA-H 0.000 title 1
- 238000000034 method Methods 0.000 title 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
- B01J27/02—Sulfur, selenium or tellurium; Compounds thereof
- B01J27/053—Sulfates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
- B01J23/24—Chromium, molybdenum or tungsten
- B01J23/26—Chromium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/093—Preparation of halogenated hydrocarbons by replacement by halogens
- C07C17/20—Preparation of halogenated hydrocarbons by replacement by halogens of halogen atoms by other halogen atoms
- C07C17/202—Preparation of halogenated hydrocarbons by replacement by halogens of halogen atoms by other halogen atoms two or more compounds being involved in the reaction
- C07C17/206—Preparation of halogenated hydrocarbons by replacement by halogens of halogen atoms by other halogen atoms two or more compounds being involved in the reaction the other compound being HX
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
- B01J35/61—Surface area
- B01J35/618—Surface area more than 1000 m2/g
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
- B01J35/64—Pore diameter
- B01J35/647—2-50 nm
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Catalysts (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8027660A FR2501063A1 (fr) | 1980-12-29 | 1980-12-29 | Catalyseurs de fluoruration en phase gazeuse des derives chlores aliphatiques, a base de charbon actif impregne de sulfate de chrome, et procedes de fluoruration utilisant ces catalyseurs |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3166644D1 true DE3166644D1 (en) | 1984-11-15 |
Family
ID=9249550
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8181401979T Expired DE3166644D1 (en) | 1980-12-29 | 1981-12-11 | Catalysts based on active carbon impregnated with chromium sulfate for the gas-phase fluorination of chlorinated aliphatic compounds, and fluorination processes using these catalysts |
Country Status (11)
Country | Link |
---|---|
US (1) | US4418004A (de) |
EP (1) | EP0055651B1 (de) |
JP (1) | JPS57132549A (de) |
AU (1) | AU546244B2 (de) |
BR (1) | BR8108430A (de) |
CA (1) | CA1166624A (de) |
DD (1) | DD208083A5 (de) |
DE (1) | DE3166644D1 (de) |
ES (1) | ES8304904A1 (de) |
FR (1) | FR2501063A1 (de) |
PL (1) | PL132179B1 (de) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2748720B2 (ja) * | 1991-05-23 | 1998-05-13 | ダイキン工業株式会社 | ハロゲン化炭化水素のフッ素化方法 |
US20080207964A1 (en) * | 2007-02-23 | 2008-08-28 | Velliyur Nott Mallikarjuna Rao | Compositions containing chromium, oxygen and gold, their preparation, and their use as catalysts and catalyst precursors |
US20080207963A1 (en) * | 2007-02-23 | 2008-08-28 | Velliyur Nott Mallikarjuna Rao | Preparation of composition containing chromium, oxygen, and either silver or palladium, and their use as catalysts and catalyst precursors |
MX2011013146A (es) | 2009-06-08 | 2012-01-20 | Bayer Cropscience Ag | Procedimiento para la preparacion de fluoroalquilnitrilos. |
WO2024062827A1 (ja) * | 2022-09-22 | 2024-03-28 | Agc株式会社 | クロロトリフルオロエチレン及びトリフルオロエチレンの製造方法 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2005705A (en) * | 1930-09-20 | 1935-06-18 | Kinetic Chemicals Inc | Preparation of carbon compounds containing fluorine |
US2005706A (en) * | 1932-08-10 | 1935-06-18 | Kinetic Chemicals Inc | Organic fluorine compound |
US2115874A (en) * | 1935-11-09 | 1938-05-03 | Union Carbide & Carbon Corp | Hydration of ethers |
GB468447A (en) * | 1936-01-03 | 1937-07-05 | Fred Davison Leicester | Improvements in or relating to the manufacture of fluorine derivatives of aliphatic hydrocarbons |
US2210369A (en) * | 1936-10-26 | 1940-08-06 | Gottlob Widmann K G Elektro Un | Bicycle dynamo with signal lamp |
US2458551A (en) * | 1947-02-18 | 1949-01-11 | Du Pont | Preparation of carbon tetrafluoride |
US3600450A (en) * | 1967-08-29 | 1971-08-17 | Franz Kaess | Process for preparing vinylidene fluoride |
CA931978A (en) | 1968-01-24 | 1973-08-14 | Frank J. Christoph, Jr. | Process for preparing trichlorotrifluoroethane and dichlorotetrafluoroethane |
NL7114576A (de) * | 1970-10-27 | 1972-05-02 | ||
JPS5527139A (en) * | 1978-08-14 | 1980-02-27 | Daikin Ind Ltd | Preparation of tetrafluoroethane |
-
1980
- 1980-12-29 FR FR8027660A patent/FR2501063A1/fr active Granted
-
1981
- 1981-11-24 US US06/324,439 patent/US4418004A/en not_active Expired - Fee Related
- 1981-12-07 CA CA000391653A patent/CA1166624A/fr not_active Expired
- 1981-12-10 DD DD81235631A patent/DD208083A5/de unknown
- 1981-12-11 DE DE8181401979T patent/DE3166644D1/de not_active Expired
- 1981-12-11 EP EP81401979A patent/EP0055651B1/de not_active Expired
- 1981-12-23 PL PL1981234422A patent/PL132179B1/pl unknown
- 1981-12-24 AU AU79038/81A patent/AU546244B2/en not_active Ceased
- 1981-12-28 ES ES508386A patent/ES8304904A1/es not_active Expired
- 1981-12-28 JP JP56210071A patent/JPS57132549A/ja active Granted
- 1981-12-28 BR BR8108430A patent/BR8108430A/pt unknown
Also Published As
Publication number | Publication date |
---|---|
AU546244B2 (en) | 1985-08-22 |
DD208083A5 (de) | 1984-03-28 |
EP0055651B1 (de) | 1984-10-10 |
BR8108430A (pt) | 1982-10-13 |
ES508386A0 (es) | 1983-03-16 |
US4418004A (en) | 1983-11-29 |
PL234422A1 (de) | 1982-08-16 |
ES8304904A1 (es) | 1983-03-16 |
AU7903881A (en) | 1982-07-08 |
CA1166624A (fr) | 1984-05-01 |
JPS57132549A (en) | 1982-08-16 |
EP0055651A1 (de) | 1982-07-07 |
PL132179B1 (en) | 1985-02-28 |
JPS6340134B2 (de) | 1988-08-09 |
FR2501063A1 (fr) | 1982-09-10 |
FR2501063B1 (de) | 1984-09-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8339 | Ceased/non-payment of the annual fee |