KR970027036A - 펜타플로로에탄의 제조 공정 - Google Patents
펜타플로로에탄의 제조 공정 Download PDFInfo
- Publication number
- KR970027036A KR970027036A KR1019960058564A KR19960058564A KR970027036A KR 970027036 A KR970027036 A KR 970027036A KR 1019960058564 A KR1019960058564 A KR 1019960058564A KR 19960058564 A KR19960058564 A KR 19960058564A KR 970027036 A KR970027036 A KR 970027036A
- Authority
- KR
- South Korea
- Prior art keywords
- contact times
- seconds
- alf
- support
- range
- Prior art date
Links
- GTLACDSXYULKMZ-UHFFFAOYSA-N pentafluoroethane Chemical compound FC(F)C(F)(F)F GTLACDSXYULKMZ-UHFFFAOYSA-N 0.000 title claims abstract 4
- 238000004519 manufacturing process Methods 0.000 title abstract 2
- 238000000034 method Methods 0.000 claims abstract 16
- 229910016569 AlF 3 Inorganic materials 0.000 claims abstract 5
- 239000003054 catalyst Substances 0.000 claims abstract 4
- 239000011651 chromium Substances 0.000 claims abstract 4
- OTMSDBZUPAUEDD-UHFFFAOYSA-N Ethane Chemical compound CC OTMSDBZUPAUEDD-UHFFFAOYSA-N 0.000 claims abstract 3
- 238000007323 disproportionation reaction Methods 0.000 claims abstract 3
- RFCAUADVODFSLZ-UHFFFAOYSA-N 1-Chloro-1,1,2,2,2-pentafluoroethane Chemical compound FC(F)(F)C(F)(F)Cl RFCAUADVODFSLZ-UHFFFAOYSA-N 0.000 claims abstract 2
- BOUGCJDAQLKBQH-UHFFFAOYSA-N 1-chloro-1,2,2,2-tetrafluoroethane Chemical compound FC(Cl)C(F)(F)F BOUGCJDAQLKBQH-UHFFFAOYSA-N 0.000 claims abstract 2
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 claims abstract 2
- 229910000423 chromium oxide Inorganic materials 0.000 claims abstract 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims 1
- 239000007864 aqueous solution Substances 0.000 claims 1
- 150000001844 chromium Chemical class 0.000 claims 1
- 229910052804 chromium Inorganic materials 0.000 claims 1
- 238000001035 drying Methods 0.000 claims 1
- 239000007789 gas Substances 0.000 claims 1
- 229910052757 nitrogen Inorganic materials 0.000 claims 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C19/00—Acyclic saturated compounds containing halogen atoms
- C07C19/08—Acyclic saturated compounds containing halogen atoms containing fluorine
-
- 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
- B01J27/06—Halogens; Compounds thereof
- B01J27/132—Halogens; Compounds thereof with chromium, molybdenum, tungsten or polonium
-
- 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
- B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
- B01J27/06—Halogens; Compounds thereof
- B01J27/125—Halogens; Compounds thereof with scandium, yttrium, aluminium, gallium, indium or thallium
-
- 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
- C07C17/10—Preparation of halogenated hydrocarbons by replacement by halogens of hydrogen atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/37—Preparation of halogenated hydrocarbons by disproportionation of halogenated hydrocarbons
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Epoxy Compounds (AREA)
- Catalysts (AREA)
Abstract
본 발명은 0.02중량% 이하의 115를 함유하는 펜타플로로에탄(125)을 제조하는 공정에 있어서, AlF3서포트위에 지지된 산화크롬 촉매(Cr2O3)의 존재하에 기체상에서 테트라플로로클로로에탄 CF3CHCLF(HCFC-124)의 디스뮤테이션 공정에 의하여 펜타플로로클로로에탄이 얻는 공정으로서 동작 온도는 15 내지 30초의 접촉 시간들에 대하여 140 내지 180℃, 5 내지 15초의 접촉 시간들에 대하여는 180℃이상에서 240℃까지, 1 내지 5초의 접촉 시간들에 대하여는 240℃ 이상에서 260℃까지, 0.1 내지 1의 접촉 시간들에 대하여는 260℃ 이상에서 300℃까지인 것임을 특징으로 하는 펜타플로로에탄(125)을 제조하는 공정을 제공한다.
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
Claims (7)
- 0.02중량% 이하의 115를 함유하는 펜타플로로에탄(125)을 제조하는 공정에 있어서, AlF3포함하는 서포트상에 지지된 산화크롬 촉매(Cr2O3)의 존재하에 기체상에서 테트라플로로클로로에탄 CF3CHCLF(HCFC-124)의 디스뮤테이션 공정에 의하여 펜타플로로클로로에탄이 얻는 단계로서, 상기 서포트는 서포트 전체 중량에 대하여 적어도 90중량%의 AlF3에 해당하는 플로린의 함량을 가지고, 동작 온도는 15 내지 30초의 접촉 시간들에 대하여 140 내지 180℃, 5 내지 15초의 접촉 시간들에 대하여는 180℃이상에서 240℃까지, 1 내지 5초의 접촉 시간들에 대하여는 240℃ 이상에서 260℃까지, 0.1 내지 1의 접촉 시간들에 대하여는 260℃ 이상에서 300℃까지이고 ; 및 얻어진 생성물로부터 125를 분리하는 단계를 포함하는 것임을 특징으로 한 펜타플로로에탄(125)을 제조하는 공정.
- 제1항에 있어서, 상기 공정은 160℃ 내지 260℃의 온도 범위에서 작동되는 것임을 특징으로 하는 펜타플로로에탄(125)을 제조하는 공정.
- 제1항에 있어서, 상기 공정은 180℃ 내지 240℃의 온도 범위에서 작동되는 것임을 특징으로 하는 펜타플로로에탄(125)을 제조하는 공정.
- 제1항에 있어서, 상기 촉매 서포트는 베타, 감마 및/또는 델타 형태들을 포함하는 100중량%의 AlF3로 구성되어 있는 것임을 특징으로 하는 펜타플로로에탄(125)을 제조하는 공정.
- 제4항에 있어서, 상기 서포트된 크롬 촉매는 (Cr2O3) 200 내지 600℃의 온도에서 공기 또는 질소로 건조시키면서 3가의 크롬 염들의 수용액성 용액으로 AlF3를 스며들게 함에 의하여 얻어지는 것임을 특징으로 하는 펜타플로로에탄(125)을 제조하는 공정.
- 제5항에 있어서, 상기 처리는 350 내지 500℃의 범위에서 공기로 수행되는 것임을 특징으로 하는 펜타플로로에탄(125)을 제조하는 공정.
- 제1항에 있어서, 상기 디스뮤테이션 공정은 유체화된 베드상에서 수행되는 것임을 특징으로 하는 펜타플로로에탄(125)을 제조하는 공정.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ITMI95A002484 | 1995-11-28 | ||
| IT95MI002484A IT1276174B1 (it) | 1995-11-28 | 1995-11-28 | Processo per la preparazione di pentafluoroetano |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR970027036A true KR970027036A (ko) | 1997-06-24 |
Family
ID=11372615
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019960058564A KR970027036A (ko) | 1995-11-28 | 1996-11-27 | 펜타플로로에탄의 제조 공정 |
Country Status (16)
| Country | Link |
|---|---|
| US (1) | US5841006A (ko) |
| EP (1) | EP0776878B1 (ko) |
| JP (1) | JPH09169672A (ko) |
| KR (1) | KR970027036A (ko) |
| CN (1) | CN1084722C (ko) |
| AT (1) | ATE203504T1 (ko) |
| AU (1) | AU717050B2 (ko) |
| BR (1) | BR9605724A (ko) |
| CA (1) | CA2191498C (ko) |
| DE (1) | DE69614069T2 (ko) |
| HR (1) | HRP960557A2 (ko) |
| HU (1) | HU218606B (ko) |
| IT (1) | IT1276174B1 (ko) |
| PL (1) | PL317221A1 (ko) |
| RU (1) | RU2165916C2 (ko) |
| ZA (1) | ZA969887B (ko) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE1012227A3 (fr) * | 1998-10-12 | 2000-07-04 | Solvay | Catalyseur et procede d'hydrofluoration. |
| IT1312104B1 (it) | 1999-05-13 | 2002-04-04 | Ausimont Spa | Processo per ottenere pentafluoroetano per dismutazione ditetrafluorocloretano |
| ITMI991596A1 (it) | 1999-07-20 | 2001-01-20 | Ausimont Spa | Processo per purificare pentafluoroetano da cloropentafluoroetano |
| ITMI991595A1 (it) * | 1999-07-20 | 2001-01-20 | Ausimont Spa | Procedimento per eliminare cloro dai clorofluorocarburi |
| KR100680766B1 (ko) * | 2005-09-23 | 2007-02-09 | 울산화학주식회사 | 펜타플루오로에탄 제조용 촉매의 제조방법 |
| US7638659B2 (en) * | 2007-04-18 | 2009-12-29 | International Isotopes, Inc. | Processes for producing chlorofluorocarbon compounds using inorganic fluoride |
| US7649121B2 (en) * | 2007-04-18 | 2010-01-19 | International Isotopes Inc. | Processes for producing halogenated hydrocarbon compounds using inorganic fluoride |
| WO2009032849A1 (en) * | 2007-09-04 | 2009-03-12 | International Isotopes Inc. | Processes for producing hydrohalocarbon and halocarbon compounds using silicon tetrafluoride |
| CN102671680B (zh) * | 2012-05-16 | 2014-05-07 | 临海市利民化工有限公司 | 一种制备五氟乙烷的氟化催化剂、制备方法及应用 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1992002476A1 (en) * | 1990-07-31 | 1992-02-20 | E.I. Du Pont De Nemours And Company | Catalytic equilibration of selected halocarbons |
| EP0508631A1 (en) | 1991-04-08 | 1992-10-14 | Imperial Chemical Industries Plc | Production of hydrofluorocarbons |
| US5087329A (en) * | 1991-05-16 | 1992-02-11 | E. I. Du Pont De Nemours And Company | Process for separating pentafluoroethane from a mixture of halogenated hydrocarbons containing chloropentafluoroethane |
| IT1255031B (it) * | 1992-05-13 | 1995-10-13 | Ausimont Spa | Procedimento per preparare pentafluoroetano mediante dismutazione del tetrafluorocloroetano |
| US5346595A (en) | 1993-02-23 | 1994-09-13 | Alliedsignal Inc. | Process for the purification of a pentafluoroethane azeotrope |
| FR2701943B1 (fr) | 1993-02-24 | 1995-05-12 | Atochem Elf Sa | Purification du pentafluoroéthane. |
-
1995
- 1995-11-28 IT IT95MI002484A patent/IT1276174B1/it active IP Right Grant
-
1996
- 1996-11-22 HR HRMI95A002484A patent/HRP960557A2/hr not_active Application Discontinuation
- 1996-11-25 ZA ZA969887A patent/ZA969887B/xx unknown
- 1996-11-26 JP JP8315086A patent/JPH09169672A/ja not_active Ceased
- 1996-11-26 EP EP96118881A patent/EP0776878B1/en not_active Expired - Lifetime
- 1996-11-26 AT AT96118881T patent/ATE203504T1/de not_active IP Right Cessation
- 1996-11-26 DE DE69614069T patent/DE69614069T2/de not_active Expired - Fee Related
- 1996-11-26 US US08/755,823 patent/US5841006A/en not_active Expired - Fee Related
- 1996-11-27 AU AU74013/96A patent/AU717050B2/en not_active Ceased
- 1996-11-27 BR BR9605724A patent/BR9605724A/pt not_active IP Right Cessation
- 1996-11-27 HU HU9703266A patent/HU218606B/hu not_active IP Right Cessation
- 1996-11-27 PL PL96317221A patent/PL317221A1/xx unknown
- 1996-11-27 KR KR1019960058564A patent/KR970027036A/ko not_active Application Discontinuation
- 1996-11-27 RU RU96122564/04A patent/RU2165916C2/ru not_active IP Right Cessation
- 1996-11-28 CN CN96123365A patent/CN1084722C/zh not_active Expired - Fee Related
- 1996-11-28 CA CA002191498A patent/CA2191498C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH09169672A (ja) | 1997-06-30 |
| MX9605936A (es) | 1998-05-31 |
| CN1159439A (zh) | 1997-09-17 |
| DE69614069T2 (de) | 2002-03-14 |
| RU2165916C2 (ru) | 2001-04-27 |
| EP0776878A3 (en) | 1997-08-06 |
| AU7401396A (en) | 1997-06-05 |
| ITMI952484A1 (it) | 1997-05-28 |
| PL317221A1 (en) | 1997-06-09 |
| HU218606B (hu) | 2000-10-28 |
| ATE203504T1 (de) | 2001-08-15 |
| DE69614069D1 (de) | 2001-08-30 |
| CA2191498A1 (en) | 1997-05-29 |
| HUP9603266A3 (en) | 1999-10-28 |
| ITMI952484A0 (ko) | 1995-11-28 |
| CA2191498C (en) | 2005-02-08 |
| US5841006A (en) | 1998-11-24 |
| EP0776878A2 (en) | 1997-06-04 |
| IT1276174B1 (it) | 1997-10-27 |
| CN1084722C (zh) | 2002-05-15 |
| BR9605724A (pt) | 1998-08-25 |
| HU9603266D0 (en) | 1997-01-28 |
| AU717050B2 (en) | 2000-03-16 |
| EP0776878B1 (en) | 2001-07-25 |
| ZA969887B (en) | 1997-06-17 |
| HUP9603266A2 (hu) | 1999-05-28 |
| HRP960557A2 (en) | 1998-02-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR970027036A (ko) | 펜타플로로에탄의 제조 공정 | |
| FR2629368B1 (fr) | Procede de presulfuration et de controle de l'activite de catalyseur de traitement d'hydrocarbures | |
| BR8903169A (pt) | Processo para a preparacao de 1,1,1-trifluor-dicloro-etano e/ou do 1,1,1,2-tetrafluor-cloro-etano | |
| ES2132673T3 (es) | Proceso en una sola etapa para producir hidrofluorocarbonos a partir de percloroetileno. | |
| ITMI921136A1 (it) | Procedimento per preparare pentafluoroetano mediante dismutazione del tetrafluorocloroetano | |
| ES467081A1 (es) | Procedimiento para preparar 1,1,1,2-tetrafluoretano de alta pureza | |
| KR940019658A (ko) | 1,1,1,3,3-펜타플루오르프로판의 제조방법 | |
| KR940003902A (ko) | 1,1,1,2-테트라플루오로에탄의 정제방법 | |
| KR900017969A (ko) | 1,1-디클로로-1-플루오로에탄의 제조방법 | |
| KR930007875A (ko) | 이성체 1,1,2-트리플루오로-1,2-디클로로에탄으로부터의 1,1,1-트리플루오로-2,2-디클로로에탄의 정제방법 | |
| RU96122564A (ru) | Способ получения пентафторэтана | |
| KR930007876A (ko) | 1,1,2-트리플루오로-1,2-디클로로에탄을 1,1,1-트리플루오로-2,2-디클로로에탄으로 이성체화 시키는 방법 | |
| KR900001629A (ko) | 1,1-디클로로-1-플루오로에탄의 제조방법 | |
| KR930703075A (ko) | 제올라이트 촉매 재생방법 | |
| DE69508708D1 (de) | Adiabatische Hydrofluorierung von Chlorfluorkohlenwasserstoffen | |
| GB1040308A (en) | Manufacture of 1-cyano-1, 3-butadiene | |
| DE69012963D1 (de) | Reinigung von halogenierten aromatischen Sulfonen und Ketonen. | |
| Okumura | Vacuum Carburizing Using Propane Gas | |
| KR920018008A (ko) | 방향족 아민을 제조하는 방법 | |
| SE7415805L (ko) | ||
| KR890701561A (ko) | 2,3,5,6-테트라클로로피리딘 및 2,3,6-트리클로로피리딘의 제조방법 | |
| KR930002333A (ko) | γ-부티롤락톤 제조방법 | |
| KR890010238A (ko) | 타이어코드용 선재제조방법 | |
| TH7742EX (th) | กรรมวิธีสำหรับเตรียมอินโดล |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A201 | Request for examination | ||
| E902 | Notification of reason for refusal | ||
| E902 | Notification of reason for refusal | ||
| E601 | Decision to refuse application |