ES2151062T3 - Produccion de 1,2-dihidro y 2,2-dihidro hexafluoropropanos y azeotropos de los mismos con hf. - Google Patents

Produccion de 1,2-dihidro y 2,2-dihidro hexafluoropropanos y azeotropos de los mismos con hf.

Info

Publication number
ES2151062T3
ES2151062T3 ES95919129T ES95919129T ES2151062T3 ES 2151062 T3 ES2151062 T3 ES 2151062T3 ES 95919129 T ES95919129 T ES 95919129T ES 95919129 T ES95919129 T ES 95919129T ES 2151062 T3 ES2151062 T3 ES 2151062T3
Authority
ES
Spain
Prior art keywords
sub
chf
catalyst
essentially
chfchf
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
ES95919129T
Other languages
English (en)
Inventor
Velliyur Nott Mallikarjuna Rao
Francis John Walczak
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
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 ES2151062T3 publication Critical patent/ES2151062T3/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
    • 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
    • C07C17/00—Preparation of halogenated hydrocarbons
    • C07C17/07—Preparation of halogenated hydrocarbons by addition of hydrogen halides
    • C07C17/087—Preparation of halogenated hydrocarbons by addition of hydrogen halides to unsaturated halogenated hydrocarbons
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00—Preparation of halogenated hydrocarbons
    • C07C17/25—Preparation of halogenated hydrocarbons by splitting-off hydrogen halides from halogenated hydrocarbons

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Catalysts (AREA)

Abstract

SE DESCRIBE PRODUCCION DE CF 3 CHFCHF 2 QUE INCLUYE LA REACCION DE CF{SUB,3}CF-CHF CON HF A UNA TEMPERATURA ELEVADA SOBRE UN CATALIZADOR SELECCIONADO DEL GRUPO QUE CONSTA DE FLUORURO DE ALUMINIO, ALUMINA FLUORADA, METALES SOPORTADOS EN FLUORURO DE ALUMINIO, METALES SOPORTADOS EN ALUMINA FLUORADA Y CATALIZADORES QUE COMPRENDEN CROMO TRIVALENTE. TAMBIEN SE DESCRIBE EL ENRIQUECIMIENTO DE CF{SUB,3}CF-CHF A PARTIR DE UNA MEZCLA DE INICIO QUE CONTIENE CF{SUB,3}CF-CHF Y CF{SUB,3}CFCF{SUB,2} QUE INCLUYE LA REACCION DE DICHA MEZCLA DE INICIO CON HF A UNA TEMPERATURA ELEVADA SOBRE UN CATALIZADOR QUE CONSTA ESENCIALMENTE DE CARBONO, UN CATALIZADOR QUE CONSTA ESENCIALMENTE DE HALUROS DE METAL SOPORTADOS EN CARBONO, UN CATALIZADOR QUE CONSTA ESENCIALMENTE DE CR{SUB,2}O{SUB,3}, O MEZCLAS DE LOS MISMOS (CON TAL DE QUE CUANDO CR{SUB,2}O{SUB,3} ESTE PRESENTE, LA TEMPERATURA SEA DE ALREDEDOR DE 250 (GRADOS) C O MENOS) PARA PRODUCIR UNA MEZCLA DE PRODUCTO QUE CONTENGA CF{SUB,3}CH{SUB,2}-CF{SUB,3} Y CF{SUB,3}CF-CHF SIN REACCIONAR EN DONDE LA PROPORCION MOLAR DE CF{SUB,3}CF-CHF PARA CF{SUB,3}CF-CF{SUB,2} SEA SUPERIOR A LA PROPORCION DEL MISMO EN LA MEZCLA DE INICIO. SE DESCRIBEN COMPOSICIONES QUE CONSTAN ESENCIALMENTE DE FLUORURO DE HIDROGENO EN COMBINACION CON UNA CANTIDAD EFICAZ DE UN COMPUESTO SELECCIONADO DEL GRUPO QUE CONSTA DE CF{SUB,3}CHFCHF{SUB,2} Y CF{SUB,3}CH{SUB,2}CF{SUB,3} PARA FORMAR UNA COMPOSICION DE ACEOTROPO O SIMILAR A ACEOTROPO CON FLUORURO DE HIDROGENO. SE INCLUYEN COMPOSICIONES QUE CONTIENEN DESDE ALREDEDOR DEL 31 AL 60 POR CIENTO MOLAR DE CF{SUB,3}CHFCHF{SUB,2} Y COMPOSICIONES QUE CONTIENEN DESDE ALREDEDOR DEL 41 AL 63 POR CIENTO MOLAR DE CF{SUB,3}CH{SUB,2}CF{SUB,3}.
ES95919129T 1994-05-26 1995-05-19 Produccion de 1,2-dihidro y 2,2-dihidro hexafluoropropanos y azeotropos de los mismos con hf. Expired - Lifetime ES2151062T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/249,405 US5563304A (en) 1994-05-26 1994-05-26 Production of 1,2-dihydro and 2,2-dihydro hexafluoropropanes and azeotropes thereof with HF

Publications (1)

Publication Number Publication Date
ES2151062T3 true ES2151062T3 (es) 2000-12-16

Family

ID=22943344

Family Applications (1)

Application Number Title Priority Date Filing Date
ES95919129T Expired - Lifetime ES2151062T3 (es) 1994-05-26 1995-05-19 Produccion de 1,2-dihidro y 2,2-dihidro hexafluoropropanos y azeotropos de los mismos con hf.

Country Status (6)

Country Link
US (2) US5563304A (es)
EP (1) EP0763004B1 (es)
JP (1) JPH10500957A (es)
DE (1) DE69518645T2 (es)
ES (1) ES2151062T3 (es)
WO (1) WO1995032935A1 (es)

Families Citing this family (37)

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US5538659A (en) * 1993-03-29 1996-07-23 E. I. Du Pont De Nemours And Company Refrigerant compositions including hexafluoropropane and a hydrofluorocarbon
US5563304A (en) 1994-05-26 1996-10-08 E. I. Du Pont De Nemours And Company Production of 1,2-dihydro and 2,2-dihydro hexafluoropropanes and azeotropes thereof with HF
US6755942B1 (en) 1995-08-01 2004-06-29 E. I. Du Pont De Nemours And Company Process for the manufacture of halocarbons and selected compounds and azeotropes with HF
KR100516407B1 (ko) 1995-08-01 2005-09-27 이.아이,듀우판드네모아앤드캄파니 할로카본의 제조 방법, 선택된 화합물 및 ｈｆ 함유 공비조성물
US6001796A (en) * 1996-07-03 1999-12-14 Alliedsignal Inc. Azeotrope-like compositions of 1,1,1,3,3-pentafluoropropane and hydrogen fluoride
EP2269970A1 (en) 1997-02-19 2011-01-05 E. I. du Pont de Nemours and Company Azeotropic compositions comprising 1,1,1,2,3,3,3-heptafluoropropane and processes using said compositions
EP1428811B1 (en) * 1997-02-19 2011-04-20 E.I. Du Pont De Nemours And Company Azeotropic compositions comprising 1,1,1,2,3,3,3-heptafluoropropane and processes using said compositions
US6030934A (en) 1997-02-19 2000-02-29 3M Innovative Properties Company Azeotropic compositions of methoxy-perfluoropropane and their use
US6376727B1 (en) 1997-06-16 2002-04-23 E. I. Du Pont De Nemours And Company Processes for the manufacture of 1,1,1,3,3-pentafluoropropene, 2-chloro-pentafluoropropene and compositions comprising saturated derivatives thereof
AU8228998A (en) * 1997-07-31 1999-02-22 Imperial Chemical Industries Plc Vapour phase preparation of 1,1,1,2,3,3,3-heptafluoropropane
US6107267A (en) * 1997-08-25 2000-08-22 E. I. Du Pont De Nemours And Company Compositions comprising CF3 CF2 CHF2 and their manufacture
US6407297B1 (en) 1997-11-25 2002-06-18 Ineos Fluor Holdings Limited Preparation of fluorine-containing organic compounds
JP2001524460A (ja) * 1997-11-25 2001-12-04 インペリアル・ケミカル・インダストリーズ・ピーエルシー 弗素含有有機化合物の製造
US6100229A (en) * 1998-01-12 2000-08-08 Alliedsignal Inc. Compositions of 1,1,1,3,3,-pentafluoropropane and chlorinated ethylenes
US6281395B1 (en) * 1998-04-03 2001-08-28 E. I. Du Pont De Nemours And Company 1,1,1,2,3,3,3-heptafluoropropane manufacturing process
IT1301758B1 (it) 1998-06-19 2000-07-07 Ausimont Spa Processo di preparazione di 227
US6472574B2 (en) 1999-12-10 2002-10-29 E. I. Du Pont Nemours And Company Production of 1,2-dihydro and 2,2-dihydro hexafluoropropanes and azeotropes thereof with HF
US20030028057A1 (en) * 2001-07-20 2003-02-06 Stephen Owens Methods and materials for the preparation and purification of halogenated hydrocarbons
US20050177012A1 (en) * 2001-07-20 2005-08-11 Pcbu Services, Inc. Halocarbon production processes, halocarbon separation processes, and halocarbon separation systems
US7094936B1 (en) 2001-07-20 2006-08-22 Great Lakes Chemical Corporation Process for preparing halogenated alkanes
CA2539933A1 (en) 2003-10-14 2005-04-28 E.I. Du Pont De Nemours And Company Process for the preparation of 1,1,1,3,3,3-hexafluoropropane and at least one of 1,1,1,2,3,3-hexafluoropropane and 1,1,1,2,3,3,3-heptafluoropropane
US20060036117A1 (en) * 2004-08-10 2006-02-16 Mitchel Cohn Catalyst preparation processes, catalyst regeneration processes, halocarbon production processes, and halocarbon production systems
US20060116538A1 (en) * 2004-10-29 2006-06-01 Ralph Newton Miller Azeotrope compositions comprising 1,1,3,3,3-pentafluoropropene and hydrogen fluoride and uses thereof
US7897823B2 (en) * 2004-10-29 2011-03-01 E. I. Du Pont De Nemours And Company Process for production of azeotrope compositions comprising hydrofluoroolefin and hydrogen fluoride and uses of said azeotrope compositions in separation processes
CN1911512B (zh) * 2005-07-07 2011-12-07 独立行政法人产业技术综合研究所 氟化催化剂及其制备方法、以及使用了该催化剂的氟化合物的制备方法
US7388117B2 (en) * 2005-11-01 2008-06-17 E.I. Du Pont De Nemours And Company Azeotrope compositions comprising 1,2,3,3,3-pentafluoropropene and hydrogen fluoride and uses thereof
US20070106099A1 (en) * 2005-11-10 2007-05-10 Pcbu Services, Inc. Production processes and systems
US7981311B2 (en) * 2006-09-05 2011-07-19 E. I. Du Pont De Nemours And Company Process and methods of purification for the manufacture fluorocarbons
KR101394583B1 (ko) 2006-10-03 2014-05-12 멕시켐 아만코 홀딩 에스.에이. 데 씨.브이. 탄소수 3-6의 (하이드로)플루오로알켄의 생성을 위한 탈수소할로겐화 방법
US20080207963A1 (en) * 2007-02-23 2008-08-28 Velliyur Nott Mallikarjuna Rao Preparation of composition containing chromium, oxygen, and either silver or palladium, and their use as catalysts and catalyst precursors
US20080207962A1 (en) * 2007-02-23 2008-08-28 Velliyur Nott Mallikarjuna Rao Compositions containing chromium, oxygen, and at least two modifier metals selected the group consisting of gold, silver, and palladium, their preparation, and their use as catalysts and catalyst precursors
US20080207964A1 (en) * 2007-02-23 2008-08-28 Velliyur Nott Mallikarjuna Rao Compositions containing chromium, oxygen and gold, their preparation, and their use as catalysts and catalyst precursors
GB0706978D0 (en) 2007-04-11 2007-05-16 Ineos Fluor Holdings Ltd Process
US8436218B2 (en) * 2010-05-27 2013-05-07 Honeywell International Inc. Azeotrope-like composition of hexafluoropropane, hexafluoropropene and hydrogen fluoride
FR3096984B1 (fr) 2017-06-09 2023-07-14 Arkema France 1,1,1,2,3,3-hexafluoropropane de haute pureté, son procédé de fabrication et utilisation
FR3067347B1 (fr) 2017-06-09 2020-07-24 Arkema France 1,1,1,2,3,3-hexafluoropropane de haute purete, son procede de fabrication et utilisation
FR3137845B1 (fr) 2022-07-12 2025-07-18 Arkema France Procédé de purification du 1,1,1,2,3,3-hexafluoropropane

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA515661A (en) * 1955-08-16 B. Miller Charles Production of fluorine compounds
GB902590A (en) * 1960-03-22 1962-08-01 Allied Chem Production of heptafluoropropane
NL301934A (es) * 1962-12-28 1900-01-01
US3632834A (en) * 1968-10-23 1972-01-04 Du Pont Process for preparing trichlorotrifluoroethane and dichlorotetrafluoroethane
DE2712732C2 (de) * 1977-03-23 1986-03-13 Hoechst Ag, 6230 Frankfurt Verfahren zur Herstellung von Oktafluorpropan
US4766260A (en) * 1987-07-07 1988-08-23 E. I. Du Pont De Nemours And Company Gas-phase fluorination process
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
US4902838A (en) * 1988-12-28 1990-02-20 E. I. Du Pont De Nemours And Company Isomerization of saturated fluorohydrocarbons
US5036036A (en) * 1989-06-13 1991-07-30 E. I. Du Pont De Nemours And Company Chromium oxide catalyst composition
US5171901A (en) * 1990-02-14 1992-12-15 Bayer Aktiengesellschaft Process for the preparation of 1,1,1,3,3,3-hexafluoropropane and 2-chloro-1,1,1,3,3,3-hexafluoropropane
BE1005096A3 (fr) * 1991-07-10 1993-04-20 Solvay Procede pour la preparation de 1-chloro-1,1,3,3,3-pentafluoropropane et de 1,1,1,3,3,3-hexafluoropropane.
US5136113A (en) * 1991-07-23 1992-08-04 E. I. Du Pont De Nemours And Company Catalytic hydrogenolysis
US5268122A (en) * 1991-08-28 1993-12-07 E. I. Du Pont De Nemours And Company Gem-dihydropolyfluoroalkanes and monohydropolyfluoroalkenes, processes for their production, and use of gem-dihydropolyfluoroalkanes in cleaning compositions
US5563304A (en) 1994-05-26 1996-10-08 E. I. Du Pont De Nemours And Company Production of 1,2-dihydro and 2,2-dihydro hexafluoropropanes and azeotropes thereof with HF

Also Published As

Publication number Publication date
EP0763004A1 (en) 1997-03-19
DE69518645D1 (de) 2000-10-05
US5563304A (en) 1996-10-08
WO1995032935A1 (en) 1995-12-07
US6388147B1 (en) 2002-05-14
EP0763004B1 (en) 2000-08-30
JPH10500957A (ja) 1998-01-27
DE69518645T2 (de) 2001-04-19

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