FR2501064B1 - - Google Patents
Info
- Publication number
- FR2501064B1 FR2501064B1 FR8027661A FR8027661A FR2501064B1 FR 2501064 B1 FR2501064 B1 FR 2501064B1 FR 8027661 A FR8027661 A FR 8027661A FR 8027661 A FR8027661 A FR 8027661A FR 2501064 B1 FR2501064 B1 FR 2501064B1
- Authority
- FR
- France
- 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
Classifications
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- 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
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- 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
- B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
- B01J21/18—Carbon
-
- 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
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- 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
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/61—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups
- C07C45/63—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by introduction of halogen; by substitution of halogen atoms by other halogen atoms
-
- 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)
Priority Applications (13)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8027661A FR2501064A1 (fr) | 1980-12-29 | 1980-12-29 | Catalyseurs de fluoruration en phase gazeuse des hydrocarbures chlores et chlorofluores aliphatiques, a base d'oxyde de chrome depose sur charbon actif, et procedes de fluoruration utilisant ces catalyseurs |
| US06/324,414 US4474895A (en) | 1980-12-29 | 1981-11-24 | Catalysts for gaseous phase fluorination of aliphatic chlorinated and chlorofluorinated hydrocarbons |
| CA000391665A CA1166625A (fr) | 1980-12-29 | 1981-12-07 | Catalyseurs de fluoruration en phase gazeuse des hydrocarbures chlores et chlorofluores aliphatiques, a base d'oxyde de chrome depose sur charbon actif, et procedes de fluoruration utilisant ces catalyseurs |
| DD81245369A DD206985A5 (de) | 1980-12-29 | 1981-12-15 | Verfahren zur gasphasenfluorierung von kohlenwasserstoffen |
| DD81235786A DD201856A5 (de) | 1980-12-29 | 1981-12-15 | Katalysator zur gasphasenfluorierung von chlorierten und chlorfluorierten aliphatischen kohlenwasserstoffen |
| EP81402026A EP0055659B1 (fr) | 1980-12-29 | 1981-12-18 | Catalyseurs de fluoruration en phase gazeuse des hydrocarbures chlorés et chlorofluorés aliphatiques, à base d'oxyde de chrome déposé sur charbon actif, et procédés de fluoruration utilisant ces catalyseurs |
| DE8181402026T DE3170898D1 (en) | 1980-12-29 | 1981-12-18 | Catalysts for the fluorination in the gaseous phase of chlorinated and chlorofluorinated hydrocarbons, based on chronium oxide deposited on active carbon, and fluorination processes using these catalysts |
| PL1981234424A PL129921B1 (en) | 1980-12-29 | 1981-12-23 | Method of obtaining catalysts based on chromium oxide for catalytical reactions of fluorinating gaseous chlorinated and chlorinated/fluorinated aliphatic hydrocarbons by means of dehydrated hydrofluoric acid |
| AU79039/81A AU546300B2 (en) | 1980-12-29 | 1981-12-24 | Chromium oxide catalyst for gas phase fluoridation |
| BR8108431A BR8108431A (pt) | 1980-12-29 | 1981-12-28 | Catalisadores para a fluoracao em fase gasosa dos hidrocarbonetos clorados e clorofluorados alifaticos,a base de oxido de cromo depositado sobre carvao ativo,e processo de fluoracao |
| ES508387A ES8304905A1 (es) | 1980-12-29 | 1981-12-28 | Un procedimiento mejorado para la obtencion de hidrocarburos fluorados. |
| JP56216197A JPS57135046A (en) | 1980-12-29 | 1981-12-29 | Fluorinating catalyst for fatty chlorinated or chlorofluorinated hydrocarbon |
| JP2403671A JPH04208236A (ja) | 1980-12-29 | 1990-12-19 | 脂肪族塩素化又はクロロフッ素化炭化水素の気相フッ素化方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8027661A FR2501064A1 (fr) | 1980-12-29 | 1980-12-29 | Catalyseurs de fluoruration en phase gazeuse des hydrocarbures chlores et chlorofluores aliphatiques, a base d'oxyde de chrome depose sur charbon actif, et procedes de fluoruration utilisant ces catalyseurs |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2501064A1 FR2501064A1 (fr) | 1982-09-10 |
| FR2501064B1 true FR2501064B1 (US07714131-20100511-C00038.png) | 1985-02-22 |
Family
ID=9249551
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8027661A Granted FR2501064A1 (fr) | 1980-12-29 | 1980-12-29 | Catalyseurs de fluoruration en phase gazeuse des hydrocarbures chlores et chlorofluores aliphatiques, a base d'oxyde de chrome depose sur charbon actif, et procedes de fluoruration utilisant ces catalyseurs |
Country Status (11)
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5447896A (en) * | 1992-06-23 | 1995-09-05 | E. I. Du Pont De Nemours And Company | Hydrodehalogenation catalysts and their preparation and use |
| US5866730A (en) * | 1993-04-02 | 1999-02-02 | E. I. Du Pont De Nemours And Company | Process for enriching 1,2-dichloro-1,1,2,2-tetrafluoroethane from a mixture of dichlorotetrafluoroethane isomers |
| US5639924A (en) * | 1994-11-29 | 1997-06-17 | Elf Atochem North America, Inc. | Process for the production of 1,1,1-trifluoroethane |
| FR2736050B1 (fr) | 1995-06-29 | 1997-08-01 | Atochem Elf Sa | Procede de fabrication du difluoromethane |
| FR2748022B1 (fr) | 1996-04-29 | 1998-07-24 | Atochem Elf Sa | Procede de fabrication du difluoromethane |
| JP3792051B2 (ja) * | 1997-09-17 | 2006-06-28 | 日本ゼオン株式会社 | パーハロゲン化シクロペンテンの製造方法 |
| US6074985A (en) * | 1999-08-03 | 2000-06-13 | Elf Atochem North America, Inc. | Fluorination catalysts |
| US20050049434A1 (en) * | 2003-08-28 | 2005-03-03 | Tustin Gerald Charles | Fluidizable carbon catalysts |
| EP2167453A4 (en) * | 2007-07-13 | 2013-03-06 | Piramal Healthcare Ltd | PROCESS FOR PREPARING 1,2,2,2-TETRAFLUOROETHYLDIFLUOROMETHYL ETHER (DESFLURAN) |
| CN111635291B (zh) * | 2020-06-09 | 2022-09-30 | 浙江省化工研究院有限公司 | 一种二氟一氯甲烷的制备工艺 |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2458551A (en) * | 1947-02-18 | 1949-01-11 | Du Pont | Preparation of carbon tetrafluoride |
| US2982000A (en) * | 1956-07-19 | 1961-05-02 | Du Pont | Apparatus for bulking yarn |
| US2892000A (en) * | 1957-02-15 | 1959-06-23 | Du Pont | Manufacture of vinyl fluoride and 1, 1-difluoroethane |
| GB943627A (en) * | 1960-07-06 | 1963-12-04 | Union Carbide Corp | Improvements in and relating to the use of chromia/alumina in fluorination catalysts |
| US3157707A (en) * | 1961-02-20 | 1964-11-17 | Union Carbide Corp | Method of reacting tetrachloroethylene, chlorine and hydrogen fluoride |
| FR1309786A (fr) * | 1962-01-09 | 1962-11-16 | Safety Dev Corp | Appareil extincteur |
| FR1369786A (fr) * | 1962-09-26 | 1964-08-14 | Allied Chem | Production du 2, 2-difluoropropane à partir du 2, 2-dichloropropane et d'acide fluorhydrique sur charbon activé |
| NL298213A (US07714131-20100511-C00038.png) * | 1962-09-26 | |||
| US3600450A (en) * | 1967-08-29 | 1971-08-17 | Franz Kaess | Process for preparing vinylidene fluoride |
| DE2052566A1 (de) * | 1970-10-27 | 1972-05-04 | Farbwerke Hoechst AG, vorm Meister Lucius & Bruning, 6000 Frankfurt | Verfahren zur Herstellung von Mono fluordichlormethan und Difluormonochlor methan |
| NL7114576A (US07714131-20100511-C00038.png) * | 1970-10-27 | 1972-05-02 | ||
| US3812028A (en) * | 1971-05-18 | 1974-05-21 | Standard Oil Co | Hydrotreatment of fossil fuels |
| US4155881A (en) * | 1978-03-08 | 1979-05-22 | E. I. Du Pont De Nemours And Company | Activation of chromic fluoride catalyst with hydrogen chloride and chlorine |
| JPS6012910B2 (ja) * | 1979-08-04 | 1985-04-04 | ダイキン工業株式会社 | フツ素化触媒 |
-
1980
- 1980-12-29 FR FR8027661A patent/FR2501064A1/fr active Granted
-
1981
- 1981-11-24 US US06/324,414 patent/US4474895A/en not_active Expired - Lifetime
- 1981-12-07 CA CA000391665A patent/CA1166625A/fr not_active Expired
- 1981-12-15 DD DD81245369A patent/DD206985A5/de unknown
- 1981-12-15 DD DD81235786A patent/DD201856A5/de unknown
- 1981-12-18 DE DE8181402026T patent/DE3170898D1/de not_active Expired
- 1981-12-18 EP EP81402026A patent/EP0055659B1/fr not_active Expired
- 1981-12-23 PL PL1981234424A patent/PL129921B1/pl unknown
- 1981-12-24 AU AU79039/81A patent/AU546300B2/en not_active Ceased
- 1981-12-28 ES ES508387A patent/ES8304905A1/es not_active Expired
- 1981-12-28 BR BR8108431A patent/BR8108431A/pt unknown
- 1981-12-29 JP JP56216197A patent/JPS57135046A/ja active Granted
-
1990
- 1990-12-19 JP JP2403671A patent/JPH04208236A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE3170898D1 (en) | 1985-07-11 |
| EP0055659A3 (en) | 1982-08-04 |
| EP0055659A2 (fr) | 1982-07-07 |
| US4474895A (en) | 1984-10-02 |
| JPH0140654B2 (US07714131-20100511-C00038.png) | 1989-08-30 |
| BR8108431A (pt) | 1982-10-13 |
| JPS57135046A (en) | 1982-08-20 |
| DD201856A5 (de) | 1983-08-17 |
| ES508387A0 (es) | 1983-03-16 |
| FR2501064A1 (fr) | 1982-09-10 |
| PL234424A1 (US07714131-20100511-C00038.png) | 1982-08-16 |
| PL129921B1 (en) | 1984-06-30 |
| ES8304905A1 (es) | 1983-03-16 |
| DD206985A5 (de) | 1984-02-15 |
| EP0055659B1 (fr) | 1985-06-05 |
| JPH04208236A (ja) | 1992-07-29 |
| CA1166625A (fr) | 1984-05-01 |
| AU546300B2 (en) | 1985-08-29 |
| AU7903981A (en) | 1982-07-08 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |