BR9107306A - Processo para separar pentaflúor etano de uma mistura de hidrocarbonetos halogenados contendo cloropentaflúor etano. - Google Patents
Processo para separar pentaflúor etano de uma mistura de hidrocarbonetos halogenados contendo cloropentaflúor etano.Info
- Publication number
- BR9107306A BR9107306A BR9107306A BR9107306A BR9107306A BR 9107306 A BR9107306 A BR 9107306A BR 9107306 A BR9107306 A BR 9107306A BR 9107306 A BR9107306 A BR 9107306A BR 9107306 A BR9107306 A BR 9107306A
- Authority
- BR
- Brazil
- Prior art keywords
- ethane
- chloropentafluor
- pentafluor
- separating
- mixture
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/38—Separation; Purification; Stabilisation; Use of additives
- C07C17/383—Separation; Purification; Stabilisation; Use of additives by distillation
- C07C17/386—Separation; Purification; Stabilisation; Use of additives by distillation with auxiliary compounds
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/714,374 US5087329A (en) | 1991-05-16 | 1991-05-16 | Process for separating pentafluoroethane from a mixture of halogenated hydrocarbons containing chloropentafluoroethane |
PCT/US1991/007220 WO1992020640A1 (en) | 1991-05-16 | 1991-10-09 | Process for separating pentafluoroethane from a mixture of halogenated hydrocarbons containing chloropentafluoroethane |
Publications (1)
Publication Number | Publication Date |
---|---|
BR9107306A true BR9107306A (pt) | 1994-06-28 |
Family
ID=24869783
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR9107306A BR9107306A (pt) | 1991-05-16 | 1991-10-09 | Processo para separar pentaflúor etano de uma mistura de hidrocarbonetos halogenados contendo cloropentaflúor etano. |
Country Status (13)
Country | Link |
---|---|
US (1) | US5087329A (pt) |
EP (1) | EP0584070B1 (pt) |
JP (1) | JP3162378B2 (pt) |
CN (1) | CN1066647A (pt) |
AR (1) | AR246938A1 (pt) |
AU (1) | AU8735591A (pt) |
BR (1) | BR9107306A (pt) |
CA (1) | CA2103279A1 (pt) |
DE (1) | DE69120971T2 (pt) |
ES (1) | ES2089236T3 (pt) |
MX (1) | MX9102060A (pt) |
RU (1) | RU2101271C1 (pt) |
WO (1) | WO1992020640A1 (pt) |
Families Citing this family (48)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0760356A3 (en) * | 1991-05-06 | 1997-03-19 | E.I. Du Pont De Nemours And Company | Process for the manufacture of pentafluoroethane |
ZA923274B (en) * | 1991-05-06 | 1993-11-08 | Du Pont | Process for the manufacture of pentafluoroethane |
JP3182869B2 (ja) * | 1992-05-18 | 2001-07-03 | ダイキン工業株式会社 | ペンタフルオロエタンとペンタフルオロクロロエタンとの共沸混合物およびペンタフルオロクロロエタンの分離方法 |
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. |
JP3218041B2 (ja) * | 1993-04-06 | 2001-10-15 | イー・アイ・デユポン・ドウ・ヌムール・アンド・カンパニー | ペンタフルオロエタンからクロロペンタフルオロエタンの分離 |
US5421964A (en) * | 1993-04-30 | 1995-06-06 | E. I. Du Pont De Nemours And Company | Process for separating HCl and halocarbons |
ATE177417T1 (de) * | 1993-04-30 | 1999-03-15 | Du Pont | Azeotrope und azeotropartige zusammensetzungen und verfahren zur trennung von hcl und halogenkohlenwasserstoffen |
BR9402038A (pt) * | 1993-05-25 | 1995-03-07 | Showa Denko Kk | Processo de purificação de pentaflúor etano |
JP3684427B2 (ja) * | 1994-02-07 | 2005-08-17 | イー・アイ・デュポン・ドゥ・ヌムール・アンド・カンパニー | ハロゲン化炭化水素とクロロペンタフルオロエタンとを含む混合物からペンタフルオロエタンを分離する方法 |
WO1995021148A1 (en) * | 1994-02-07 | 1995-08-10 | E.I. Du Pont De Nemours And Company | Process for separating pentafluoroethane from a mixture comprising halogenated hydrocarbons and chloropentafluoroethane |
FR2716449B1 (fr) * | 1994-02-24 | 1996-04-05 | Atochem Elf Sa | Procédé de purification du pentafluoroéthane. |
WO1995027689A1 (en) * | 1994-04-08 | 1995-10-19 | Imperial Chemical Industries Plc | Process for the purification of pentafluoroethane |
CN1065228C (zh) * | 1994-08-17 | 2001-05-02 | 大金工业株式会社 | 五氟乙烷的制造方法 |
GB9417118D0 (en) * | 1994-08-24 | 1994-10-12 | Ici Plc | Purification of pentafluoroethane |
GB9417815D0 (en) * | 1994-09-05 | 1994-10-26 | Ici Plc | Purification of pentafluoroethane |
US5718807A (en) * | 1994-09-20 | 1998-02-17 | E. I. Du Pont De Nemours And Company | Purification process for hexafluoroethane products |
WO1996023752A1 (en) * | 1995-02-01 | 1996-08-08 | E.I. Du Pont De Nemours And Company | SEPARATING AND REMOVING IMPURITIES FROM 1,1,1-TRIFLUOROETHANE (HFC-143a) BY USING EXTRACTIVE DISTILLATION |
US20020198067A1 (en) * | 2001-06-26 | 2002-12-26 | Orgill Nicholas Curzon | Golfing accessory |
FR2733976B1 (fr) * | 1995-05-10 | 1997-06-20 | Atochem Elf Sa | Purification du pentafluoroethane |
JP3853397B2 (ja) * | 1995-05-11 | 2006-12-06 | イネオス フラウアー ホールデイングス リミテッド | ペンタフルオロエタンの製造方法及びペンタフルオロエタンに転化するのに適当な組成物 |
ES2219225T3 (es) * | 1995-07-14 | 2004-12-01 | E.I. Dupont De Nemours And Company | Proceso para separar hfc-32 y hfc-125. |
US5648569A (en) * | 1995-08-02 | 1997-07-15 | E. I. Du Pont De Nemours And Company | Purifaction of pentafluoroethanes |
IT1276174B1 (it) * | 1995-11-28 | 1997-10-27 | Ausimont Spa | Processo per la preparazione di pentafluoroetano |
US5744662A (en) * | 1996-04-17 | 1998-04-28 | Moallemi; Mohamad Karim | Separation of R-12 and R-134a by a liquid-liquid extraction technique |
FR2752836B1 (fr) * | 1996-08-30 | 1998-10-30 | Atochem Elf Sa | Purification du pentafluoroethane |
AU4752097A (en) * | 1996-10-10 | 1998-05-05 | Allied-Signal Inc. | Process for separating pentafluoroethane and chloropentafluoroethane |
FR2758137B1 (fr) * | 1997-01-06 | 1999-02-26 | Atochem Elf Sa | Procede de purification du pentafluoroethane par distillation extractive |
US5779863A (en) * | 1997-01-16 | 1998-07-14 | Air Liquide America Corporation | Perfluorocompound separation and purification method and system |
FR2759078B1 (fr) * | 1997-02-04 | 1999-03-05 | Atochem Elf Sa | Purification du chlorotetrafluoroethane par distillation extractive |
EP0864554B1 (en) * | 1997-03-11 | 2002-09-18 | Central Glass Company, Limited | Method for purifying crude 1,1,1,3,3-pentafluoropropane |
JP3520718B2 (ja) | 1997-05-22 | 2004-04-19 | ダイキン工業株式会社 | ペンタフルオロエタンの製造方法 |
WO1999007660A1 (en) * | 1997-08-12 | 1999-02-18 | E.I. Du Pont De Nemours And Company | Purification of difluoromethane by extractive distillation |
DE69819191T2 (de) * | 1997-08-21 | 2004-07-29 | Daikin Industries, Ltd. | Verfahren zur herstellung von pentafluorethan |
US5918481A (en) * | 1997-11-20 | 1999-07-06 | Alliedsignal Inc. | Process for separating hydrogen fluoride from fluorocarbons |
US6417413B1 (en) | 1999-11-03 | 2002-07-09 | Alliedsignal Inc. | Process for the preparation of halogenated ethanes |
US7189311B2 (en) * | 2001-03-23 | 2007-03-13 | Honeywell International Inc. | Purification of difluoromethane |
US7060165B2 (en) * | 2002-02-14 | 2006-06-13 | Pcbu Services, Inc. | Processes for purification and production of fluorocarbons |
WO2006009949A2 (en) * | 2004-06-21 | 2006-01-26 | Exxonmobile Chemical Patents Inc. | Low fouling and high activity polymerization process |
JP5134952B2 (ja) * | 2004-06-23 | 2013-01-30 | エクソンモービル・ケミカル・パテンツ・インク | 抽出蒸留を用いたプロセス |
GB0525699D0 (en) | 2005-12-17 | 2006-01-25 | Ineos Fluor Holdings Ltd | Process |
GB0525700D0 (en) * | 2005-12-17 | 2006-01-25 | Ineos Fluor Holdings Ltd | Process |
GB0525701D0 (en) * | 2005-12-17 | 2006-01-25 | Ineos Fluor Holdings Ltd | Process |
US7893176B2 (en) * | 2007-03-23 | 2011-02-22 | Exxonmobil Chemical Patents Inc. | Polydispersity-controlled isoolefin polymerization with polymorphogenates |
JP5477011B2 (ja) | 2009-02-03 | 2014-04-23 | セントラル硝子株式会社 | (z)−1−クロロ−3,3,3−トリフルオロプロペンの精製方法 |
US8871987B2 (en) * | 2010-12-10 | 2014-10-28 | E I Du Pont De Nemours And Company | Purification of cis-1,1,1,4,4,4-hexafluoro-2-butene via extractive distillation |
CN107188779B (zh) * | 2017-06-09 | 2020-06-16 | 浙江三美化工股份有限公司 | 一种五氟乙烷的提纯方法 |
CA3154539A1 (en) * | 2019-10-15 | 2021-04-22 | Mark Brandon Shiflett | Process for separating components of azeotropic mixtures using ionic liquids |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3152051A (en) * | 1962-03-12 | 1964-10-06 | Pennsalt Chemicals Corp | Separation of a mixture containing tetrafluoroethylene and fluoroform by extractive distillation |
US3505233A (en) * | 1968-11-12 | 1970-04-07 | Union Carbide Corp | Chloropentafluoroethane-pentafluoroethane azeotropic compositions |
US3689374A (en) * | 1971-05-10 | 1972-09-05 | Phillips Petroleum Co | Process for separating halogenated hydrocarbons by extractive distillation |
US3689373A (en) * | 1971-05-10 | 1972-09-05 | Phillips Petroleum Co | Process for separating halogenated hydrocarbons by gas-liquid separation with a solvent |
US3692635A (en) * | 1971-05-19 | 1972-09-19 | George B Fozzard | Process for separating halogenated hydrocarbons by extractive distillation |
US3732150A (en) * | 1971-10-22 | 1973-05-08 | Phillips Petroleum Co | Process for separating halogenated hydrocarbons by azeotropic distillation with ammonia |
US4950364A (en) * | 1989-05-04 | 1990-08-21 | Pennwalt Corporation | Process for the separation of 1,1-dichloro-1-fluoroethane and 1,1,1,3,3-pentafluorobutane |
US4975156A (en) * | 1989-05-04 | 1990-12-04 | Atochem North America, Inc. | Process for the separation of hydrogen fluoride, 1,1-dichloro-1-fluoroethane and 1-chloro-1,1-difluoroethane from liquid mixtures thereof |
US4943388A (en) * | 1989-06-28 | 1990-07-24 | Allied-Signal Inc. | Azeotrope-like compositions of pentafluoroethane; 1,1,1-trifluoroethane; and chlorodifluoromethane |
AR246243A1 (es) * | 1989-07-24 | 1994-07-29 | Du Pont | Procedimiento de intercambio de halogeno. |
AU641704B2 (en) * | 1989-10-10 | 1993-09-30 | E.I. Du Pont De Nemours And Company | Halocarbon hydrogenolysis |
-
1991
- 1991-05-16 US US07/714,374 patent/US5087329A/en not_active Expired - Lifetime
- 1991-10-09 DE DE69120971T patent/DE69120971T2/de not_active Expired - Fee Related
- 1991-10-09 ES ES91918080T patent/ES2089236T3/es not_active Expired - Lifetime
- 1991-10-09 WO PCT/US1991/007220 patent/WO1992020640A1/en active IP Right Grant
- 1991-10-09 JP JP51702791A patent/JP3162378B2/ja not_active Expired - Fee Related
- 1991-10-09 AU AU87355/91A patent/AU8735591A/en not_active Abandoned
- 1991-10-09 EP EP91918080A patent/EP0584070B1/en not_active Expired - Lifetime
- 1991-10-09 BR BR9107306A patent/BR9107306A/pt not_active Application Discontinuation
- 1991-10-09 CA CA002103279A patent/CA2103279A1/en not_active Abandoned
- 1991-10-09 RU RU93058352A patent/RU2101271C1/ru active
- 1991-11-14 AR AR91321158A patent/AR246938A1/es active
- 1991-11-14 MX MX9102060A patent/MX9102060A/es unknown
- 1991-11-15 CN CN91110781.9A patent/CN1066647A/zh active Pending
Also Published As
Publication number | Publication date |
---|---|
EP0584070B1 (en) | 1996-07-17 |
ES2089236T3 (es) | 1996-10-01 |
RU2101271C1 (ru) | 1998-01-10 |
CA2103279A1 (en) | 1992-11-17 |
AR246938A1 (es) | 1994-10-31 |
AU8735591A (en) | 1992-12-30 |
WO1992020640A1 (en) | 1992-11-26 |
JP3162378B2 (ja) | 2001-04-25 |
EP0584070A1 (en) | 1994-03-02 |
DE69120971T2 (de) | 1997-01-23 |
MX9102060A (es) | 1992-11-01 |
CN1066647A (zh) | 1992-12-02 |
US5087329A (en) | 1992-02-11 |
JPH06510980A (ja) | 1994-12-08 |
DE69120971D1 (de) | 1996-08-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EE | Request for examination | ||
FB36 | Technical and formal requirements: requirement - article 36 of industrial property law | ||
FA8 | Dismissal: dismissal - article 36, par. 1 of industrial property law |