FR2740995B1 - MASS CATALYZERS BASED ON CHROME OXIDE, THEIR PREPARATION PROCESS AND THEIR APPLICATION TO THE FLUORATION OF HALOGENOUS HYDROCARBONS - Google Patents
MASS CATALYZERS BASED ON CHROME OXIDE, THEIR PREPARATION PROCESS AND THEIR APPLICATION TO THE FLUORATION OF HALOGENOUS HYDROCARBONSInfo
- Publication number
- FR2740995B1 FR2740995B1 FR9604409A FR9604409A FR2740995B1 FR 2740995 B1 FR2740995 B1 FR 2740995B1 FR 9604409 A FR9604409 A FR 9604409A FR 9604409 A FR9604409 A FR 9604409A FR 2740995 B1 FR2740995 B1 FR 2740995B1
- Authority
- FR
- France
- Prior art keywords
- fluoration
- halogenous
- hydrocarbons
- mass
- application
- 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 - Fee Related
Links
- QDOXWKRWXJOMAK-UHFFFAOYSA-N dichromium trioxide Chemical compound O=[Cr]O[Cr]=O QDOXWKRWXJOMAK-UHFFFAOYSA-N 0.000 title 1
- 229930195733 hydrocarbon Natural products 0.000 title 1
- 150000002430 hydrocarbons Chemical class 0.000 title 1
- 238000002360 preparation method Methods 0.000 title 1
Classifications
-
- 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
- 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
- B01J35/61—Surface area
- B01J35/613—10-100 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
- B01J35/63—Pore volume
- B01J35/633—Pore volume less than 0.5 ml/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
-
- 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
- B01J35/66—Pore distribution
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/54—Improvements relating to the production of bulk chemicals using solvents, e.g. supercritical solvents or ionic liquids
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)
- Catalysts (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9604409A FR2740995B1 (en) | 1996-04-09 | 1996-04-09 | MASS CATALYZERS BASED ON CHROME OXIDE, THEIR PREPARATION PROCESS AND THEIR APPLICATION TO THE FLUORATION OF HALOGENOUS HYDROCARBONS |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9604409A FR2740995B1 (en) | 1996-04-09 | 1996-04-09 | MASS CATALYZERS BASED ON CHROME OXIDE, THEIR PREPARATION PROCESS AND THEIR APPLICATION TO THE FLUORATION OF HALOGENOUS HYDROCARBONS |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2740995A1 FR2740995A1 (en) | 1997-05-16 |
FR2740995B1 true FR2740995B1 (en) | 1998-02-06 |
Family
ID=9491033
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9604409A Expired - Fee Related FR2740995B1 (en) | 1996-04-09 | 1996-04-09 | MASS CATALYZERS BASED ON CHROME OXIDE, THEIR PREPARATION PROCESS AND THEIR APPLICATION TO THE FLUORATION OF HALOGENOUS HYDROCARBONS |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2740995B1 (en) |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2501056A1 (en) * | 1980-12-29 | 1982-09-10 | Ugine Kuhlmann | GAS-PHASE FLUORINATION CATALYSTS OF ALIPHATIC CHLORINATED CHLOROFLUORIN HYDROCARBONS BASED ON CHROMIUM AND ALUMINUM PHOSPHATE SALTS OR OXIDES AND FLUORURIZATION METHODS USING SAID CATALYSTS |
FR2501062A1 (en) * | 1980-12-29 | 1982-09-10 | Ugine Kuhlmann | GAS PHASE FLUORURIZATION CATALYSTS OF ALIPHATIC CHLORINE DERIVATIVES, BASED ON CHROMIUM OXIDE MICROBALLS, AND FLUORURIZATION METHODS USING THE SAME CATALYSTS |
CH682134A5 (en) * | 1990-01-22 | 1993-07-30 | Lonza Ag | Catalytic redn. of nitrogen oxide cpds. esp. nitric oxide in gas mixt. - includes using X=ray amorphous chromium tri:oxide with high activity at low temp. and prepn. of catalyst by slow pptn. drying and calcination |
CA2069149C (en) * | 1991-05-24 | 2002-09-03 | Takashi Shibanuma | Fluorination catalyst and process for fluorinating halogenated hydrocarbon |
CA2131361C (en) * | 1993-09-07 | 2005-02-08 | Katsuyuki Tsuji | Chromium-based fluorination catalyst, process for producing the catalyst, and fluorination process using the catalyst |
US5475167A (en) * | 1995-02-17 | 1995-12-12 | E. I. Du Pont De Nemours And Company | Process for the manufacture of pentafluoroethane |
-
1996
- 1996-04-09 FR FR9604409A patent/FR2740995B1/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
FR2740995A1 (en) | 1997-05-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |