ES2183964T3 - Proceso de destilacion para recuperar hfc-125 y hfc-32. - Google Patents

Proceso de destilacion para recuperar hfc-125 y hfc-32.

Info

Publication number
ES2183964T3
ES2183964T3 ES96923764T ES96923764T ES2183964T3 ES 2183964 T3 ES2183964 T3 ES 2183964T3 ES 96923764 T ES96923764 T ES 96923764T ES 96923764 T ES96923764 T ES 96923764T ES 2183964 T3 ES2183964 T3 ES 2183964T3
Authority
ES
Spain
Prior art keywords
hfc
recover
distillation process
etano
chloropentafluoroethane
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 - Lifetime
Application number
ES96923764T
Other languages
English (en)
Inventor
Ralph Newton Miller
Barry Asher Mahler
Mario Joseph Nappa
Mark Andrew Casey
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=21694663&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ES2183964(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Application granted granted Critical
Publication of ES2183964T3 publication Critical patent/ES2183964T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • 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
    • 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
    • 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
    • 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
    • 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
    • C07C19/10—Acyclic saturated compounds containing halogen atoms containing fluorine and chlorine
    • C07C19/12—Acyclic saturated compounds containing halogen atoms containing fluorine and chlorine having two carbon atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

SE REVELA UN PROCESO PARA ELIMINAR EL CLOROPENTAFLUOROETANO (CFC ETANO (HFC LAS DE ESTOS COMPUESTOS, MEDIANTE DESTILACION AZEOTROPICA O EXTRACTIVA.
ES96923764T 1995-07-14 1996-07-12 Proceso de destilacion para recuperar hfc-125 y hfc-32. Expired - Lifetime ES2183964T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US115695P 1995-07-14 1995-07-14

Publications (1)

Publication Number Publication Date
ES2183964T3 true ES2183964T3 (es) 2003-04-01

Family

ID=21694663

Family Applications (2)

Application Number Title Priority Date Filing Date
ES00112323T Expired - Lifetime ES2219225T3 (es) 1995-07-14 1996-07-12 Proceso para separar hfc-32 y hfc-125.
ES96923764T Expired - Lifetime ES2183964T3 (es) 1995-07-14 1996-07-12 Proceso de destilacion para recuperar hfc-125 y hfc-32.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
ES00112323T Expired - Lifetime ES2219225T3 (es) 1995-07-14 1996-07-12 Proceso para separar hfc-32 y hfc-125.

Country Status (12)

Country Link
US (1) US6156161A (es)
EP (1) EP0840719B1 (es)
JP (2) JPH11509209A (es)
KR (1) KR19990028943A (es)
CN (1) CN1084720C (es)
AU (1) AU6457796A (es)
BR (1) BR9609821A (es)
CA (1) CA2226673A1 (es)
DE (2) DE69632418T2 (es)
ES (2) ES2219225T3 (es)
MX (1) MX9800409A (es)
WO (1) WO1997003936A1 (es)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1998015511A1 (en) * 1996-10-10 1998-04-16 Alliedsignal Inc. Process for separating pentafluoroethane and chloropentafluoroethane
JP3669400B2 (ja) 1997-06-13 2005-07-06 ダイキン工業株式会社 パーフルオロアルキルアイオダイドとフッ化水素の共沸混合物、及びパーフルオロアルキルアイオダイドの分離精製方法
US7371309B2 (en) * 1997-08-12 2008-05-13 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
EP1027313A1 (en) * 1997-10-17 2000-08-16 E.I. Du Pont De Nemours And Company Separating 1,1,1,3,3-pentafluoropropane from hydrogen fluoride
US7189311B2 (en) * 2001-03-23 2007-03-13 Honeywell International Inc. Purification of difluoromethane
US6605193B2 (en) 2001-04-25 2003-08-12 Atofina Chemicals, Inc. Recovery of HFC-32
JPWO2003015083A1 (ja) * 2001-08-03 2004-12-02 松下電器産業株式会社 カードリーダ
US7699962B2 (en) * 2004-06-23 2010-04-20 Exxonmobil Chemical Patents Inc. Processes utilizing extractive distillation
US7402636B1 (en) 2007-03-23 2008-07-22 Exxonmobil Chemical Patents Inc Method and apparatus for decreasing polymer deposition
US7893176B2 (en) * 2007-03-23 2011-02-22 Exxonmobil Chemical Patents Inc. Polydispersity-controlled isoolefin polymerization with polymorphogenates
DE102007044916A1 (de) 2007-09-19 2009-04-23 Bionorica Ag Kosmetische oder dermatologische Zusammensetzung zur topischen Verwendung
US20100119460A1 (en) * 2008-11-11 2010-05-13 Honeywell International Inc. Azeotrope-Like Compositions Of 2,3,3,3-Tetrafluoropropene And 3,3,3-Trifluoropropene
PT3241878T (pt) 2014-09-25 2020-09-03 Daikin Ind Ltd Composição compreendendo hfc e hfo
JP6613877B2 (ja) * 2015-01-07 2019-12-04 Ａｇｃ株式会社 共沸様組成物および精製された含フッ素化合物の製造方法
WO2021076480A1 (en) * 2019-10-15 2021-04-22 University Of Kansas Process for separating components of azeotropic mixtures using ionic liquids
FR3115036B1 (fr) 2020-10-12 2022-09-30 Dehon Sas Procédé de séparation des molécules d’un mélange de fluides comprenant au moins un composant fluoré

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3732150A (en) * 1971-10-22 1973-05-08 Phillips Petroleum Co Process for separating halogenated hydrocarbons by azeotropic distillation with ammonia
US4843181A (en) * 1987-10-22 1989-06-27 E. I. Du Pont De Nemours And Company Process for the manufacture of 1,1,1-trifluorodichloroethane and 1,1,1,2-tetrafluorochloroethane
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
IT1252659B (it) * 1991-12-23 1995-06-20 Ausimont Spa Procedimento per la depurazione dell'1,1,1-trifluoro-2-fluoroetano e dell'1,1,1-trifluoro-2,2-dicloroetano
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.
AU3974293A (en) * 1993-04-06 1994-10-24 E.I. Du Pont De Nemours And Company Separation of chloropentafluoroethane from pentafluoroethane
US5421964A (en) * 1993-04-30 1995-06-06 E. I. Du Pont De Nemours And Company Process for separating HCl and halocarbons
ES2156939T3 (es) * 1994-04-08 2001-08-01 Ineos Fluor Holdings Ltd Proceso para la purificacion de pentafluoroetano.

Also Published As

Publication number Publication date
WO1997003936A1 (en) 1997-02-06
DE69623781D1 (de) 2002-10-24
DE69632418D1 (de) 2004-06-09
CN1196037A (zh) 1998-10-14
CA2226673A1 (en) 1997-02-06
DE69632418T2 (de) 2004-09-09
US6156161A (en) 2000-12-05
AU6457796A (en) 1997-02-18
EP0840719B1 (en) 2002-09-18
CN1084720C (zh) 2002-05-15
KR19990028943A (ko) 1999-04-15
JP2007091762A (ja) 2007-04-12
EP0840719A1 (en) 1998-05-13
ES2219225T3 (es) 2004-12-01
BR9609821A (pt) 1999-07-06
MX9800409A (es) 1998-04-30
JPH11509209A (ja) 1999-08-17
DE69623781T2 (de) 2003-08-14

Similar Documents

Publication Publication Date Title
ES2183964T3 (es) Proceso de destilacion para recuperar hfc-125 y hfc-32.
RU93058352A (ru) Способ выделения пентафторэтана из смеси галоидированных углеводородов, содержащих хлорпентафторэтан
NO306405B1 (no) Forbindelser inneholdende en kondensert bicyklisk ring og farmasöytisk blanding derav
BR0111562A (pt) Análogos de peptìdeo 1 semelhantes ao glucagon
DK0770048T3 (da) Fremgangsmåde til fremstilling af 1,1,1,3,3-pentafluorpropan
ES2105207T3 (es) Proceso para separar 2-cloro-1,1-difluoroetileno de 1,1,1,2-tetrafluoroetano y co-producir 2-cloro-1,1,1,2-tetrafluoroetano.
EA199800302A1 (ru) Способ получения дифторметана
ES2091069T3 (es) Procedimiento de purificacion de pentafluoroetano.
MX170581B (es) Mejoras en proceso para la purificacion de 1,1,1,2-tetrafluoretano
AU7044694A (en) Use of saturated, ring-containing compounds as clearing solvents
AU4722696A (en) Process for the purification of pentafluoroethane
DE69509239D1 (de) Kühlzusammensetzungen
EP0947522A3 (fr) Procédé de préparation de l'oenothéine B à partir d'Epilobium Parviflorum
DE69218870D1 (de) Verfahren zur Isomerisierung von 1,1,2-Trifluor-1,2-Dichlorethan zu 1,1,1-Trifluor-2,2-Dichlorethan
ES2138285T3 (es) Procedimiento para la preparacion de 1,1-difluoroetano.
KR970704654A (ko) 알릴 클로라이드의 정제방법(purification of allyl chloride)
IT1244709B (it) Processo per la preaparazione di 1.3-diossoli
ES2146757T3 (es) Procedimiento para producir pentafluoroetano.
MX9300482A (es) Proceso para la preparacion de 2-amino-6-cloropurina.
ES2077968T3 (es) Procedimiento para purificar fluoroetanos y clorofluoroetanos.
EP1026139A4 (en) PROCESS FOR THE PREPARATION OF PENTAFLUOROETHANE
CA2117981A1 (fr) Procede de purification du 1,1,1,2-tetrafluoroethane
EP1153907A3 (en) Purification process of pentafluoroethane (HFC-125)
ATE179167T1 (de) Antivirale analoge von difluorostaton
US3635948A (en) Preparation of 7 - chloro-2 2-dihydro-1-methyl-5-phenyl - 1h -1 4-benzodiazepine from 2 3 -dihydro-1-methyl-5-phenyl-1h-1 4-benzodiazepine by chlorination