RU93058352A - Способ выделения пентафторэтана из смеси галоидированных углеводородов, содержащих хлорпентафторэтан - Google Patents

Способ выделения пентафторэтана из смеси галоидированных углеводородов, содержащих хлорпентафторэтан

Info

Publication number
RU93058352A
RU93058352A RU93058352/04A RU93058352A RU93058352A RU 93058352 A RU93058352 A RU 93058352A RU 93058352/04 A RU93058352/04 A RU 93058352/04A RU 93058352 A RU93058352 A RU 93058352A RU 93058352 A RU93058352 A RU 93058352A
Authority
RU
Russia
Prior art keywords
pentafluoroethane
mixture
haloided
chloropentaftorethane
isolating
Prior art date
Application number
RU93058352/04A
Other languages
English (en)
Other versions
RU2101271C1 (ru
Inventor
Винсл Мартинез Феликс
Original Assignee
Е.И. Дю Пон де Немурс энд Компани
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from US07/714,374 external-priority patent/US5087329A/en
Application filed by Е.И. Дю Пон де Немурс энд Компани filed Critical Е.И. Дю Пон де Немурс энд Компани
Publication of RU93058352A publication Critical patent/RU93058352A/ru
Application granted granted Critical
Publication of RU2101271C1 publication Critical patent/RU2101271C1/ru

Links

Claims (1)

  1. Выделение пентафторэтана из смеси пентафторэтан и хлорпентафторэтана путем добавления фторуглеводородного экстрагирующего агента, содержащего 1-4 атома углерода и необязательно содержащего водород и/или хлор, в зоне экстракционной дистилляции с последующим выделением пентафторэтана, не содержащего хлорпентафторэтан, в виде отогнанного продукта.
RU93058352A 1991-05-16 1991-10-09 Способ выделения пентафторэтана из смеси с хлорпентафторэтаном RU2101271C1 (ru)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US714,374 1991-05-16
US07/714,374 US5087329A (en) 1991-05-16 1991-05-16 Process for separating pentafluoroethane from a mixture of halogenated hydrocarbons containing chloropentafluoroethane
US714374 1991-05-16
PCT/US1991/007220 WO1992020640A1 (en) 1991-05-16 1991-10-09 Process for separating pentafluoroethane from a mixture of halogenated hydrocarbons containing chloropentafluoroethane

Publications (2)

Publication Number Publication Date
RU93058352A true RU93058352A (ru) 1996-09-10
RU2101271C1 RU2101271C1 (ru) 1998-01-10

Family

ID=24869783

Family Applications (1)

Application Number Title Priority Date Filing Date
RU93058352A RU2101271C1 (ru) 1991-05-16 1991-10-09 Способ выделения пентафторэтана из смеси с хлорпентафторэтаном

Country Status (13)

Country Link
US (1) US5087329A (ru)
EP (1) EP0584070B1 (ru)
JP (1) JP3162378B2 (ru)
CN (1) CN1066647A (ru)
AR (1) AR246938A1 (ru)
AU (1) AU8735591A (ru)
BR (1) BR9107306A (ru)
CA (1) CA2103279A1 (ru)
DE (1) DE69120971T2 (ru)
ES (1) ES2089236T3 (ru)
MX (1) MX9102060A (ru)
RU (1) RU2101271C1 (ru)
WO (1) WO1992020640A1 (ru)

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WO1994022793A1 (en) * 1993-04-06 1994-10-13 E.I. Du Pont De Nemours And Company Separation of chloropentafluoroethane from pentafluoroethane
EP0696267B1 (en) * 1993-04-30 1999-03-10 E.I. Du Pont De Nemours And Company AZEOTROPIC AND AZEOTROPE-LIKE COMPOSITIONS AND A PROCESS FOR SEPARATING HCl AND HALOCARBONS
US5421964A (en) * 1993-04-30 1995-06-06 E. I. Du Pont De Nemours And Company Process for separating HCl and halocarbons
BR9402038A (pt) * 1993-05-25 1995-03-07 Showa Denko Kk Processo de purificação de pentaflúor etano
EP0743933B1 (en) * 1994-02-07 1999-06-09 E.I. Du Pont De Nemours And Company Process for separating pentafluoroethane from a mixture comprising halogenated hydrocarbons and chloropentafluoroethane
DE69513152T2 (de) * 1994-02-07 2000-06-21 E.I. Du Pont De Nemours And Co., Wilmington Verfahren zur trennung von pentafluorethan aus einer mischung, die halogenierte kohlenwasserstoffe und chlorpentafluorethan enthält
FR2716449B1 (fr) * 1994-02-24 1996-04-05 Atochem Elf Sa Procédé de purification du pentafluoroéthane.
DE69520357T2 (de) * 1994-04-08 2001-06-28 Ineos Fluor Holdings Ltd., Southampton Verfahren zur reinigung von pentafluorethan
EP0778254B1 (en) * 1994-08-17 2000-04-19 Daikin Industries, Limited Process for producing pentafluoroethane
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US5718807A (en) * 1994-09-20 1998-02-17 E. I. Du Pont De Nemours And Company Purification process for hexafluoroethane products
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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
DE69632418T2 (de) * 1995-07-14 2004-09-09 E.I. Du Pont De Nemours And Co., Wilmington Verfahren zur Trennung von HFC-32 und HFC-125
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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
DE69807962T2 (de) * 1997-03-11 2003-01-30 Central Glass Co., Ltd. Verfahren zur Reinigung von rohem 1,1,1,3,3-Pentafluorpropan
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
DE69819163T2 (de) * 1997-08-12 2004-07-22 E.I. Du Pont De Nemours And Co., Wilmington Reinigung von difluormethan durch extraktivdestillation
JP4529287B2 (ja) * 1997-08-21 2010-08-25 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
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
GB0525701D0 (en) * 2005-12-17 2006-01-25 Ineos Fluor Holdings Ltd Process
GB0525699D0 (en) 2005-12-17 2006-01-25 Ineos Fluor Holdings Ltd Process
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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
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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
MX2022004531A (es) * 2019-10-15 2022-06-14 Univ Kansas Proceso para separar componentes de mezclas azeotrópicas usando líquidos iónicos.

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