ES2107678T3 - Procedimiento para la isomerizacion de 1,1,2-triclorotrifluoroetano. - Google Patents

Procedimiento para la isomerizacion de 1,1,2-triclorotrifluoroetano.

Info

Publication number
ES2107678T3
ES2107678T3 ES93918272T ES93918272T ES2107678T3 ES 2107678 T3 ES2107678 T3 ES 2107678T3 ES 93918272 T ES93918272 T ES 93918272T ES 93918272 T ES93918272 T ES 93918272T ES 2107678 T3 ES2107678 T3 ES 2107678T3
Authority
ES
Spain
Prior art keywords
ccl2fcclf2
approximately
ccl3cf3
additional amount
isomerization
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
ES93918272T
Other languages
English (en)
Inventor
William Henry Gumprecht
William Joel Huebner
Mario Joseph Nappa
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 ES2107678T3 publication Critical patent/ES2107678T3/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
    • C07C17/35—Preparation of halogenated hydrocarbons by reactions not affecting the number of carbon or of halogen atoms in the reaction
    • C07C17/358—Preparation of halogenated hydrocarbons by reactions not affecting the number of carbon or of halogen atoms in the reaction by isomerisation

Landscapes

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

Abstract

SE PRESENTA UN PROCESO PARA LA PRODUCCION DE CCL3CF3 MEDIANTE UNA ISOMERIZACION CATALITICA. EL PROCESO CONSISTE EN (1) ACTIVAR UN TRICLORURO DE ALUMINIO ANHIDRO MICROPULVERIZADO QUE TENGA UN AREA SUPERFICIAL MAYOR DE 0,8 M2/G A BASE DE TRATARLO CON AL MENOS 10 G POR G APROXIMADAMENTE DE TRICLORURO DE ALUMINIO DE CCL2FCCLF2 MEDIANTE UNA AGITACION; E (2) ISOMERIZAR UNA CANTIDAD ADICIONAL DE CCL2FCCLF2 A BASE DE (I) MEZCLAR DICHA CANTIDAD ADICIONAL DE CCL2FCCLF2 CON DICHO CATALIZADOR ACTIVADO POR AGITACION PARA OBTENER UN GRADO INICIAL DE ISOMERIZACION Y (II) REFRIGERAR LA MEZCLA DE CLOROFLUOCARBUROS Y CATALIZADOR A UNA TEMPERATURA DE 20 (GRADOS) C APROXIMADAMENTE MEDIANTE AGITACION, PARA OBTENER UN PRODUCTO QUE CONTENGA CCL3CF3 Y MENOS DE 400 PPM APROXIMADAMENTE DE CCL2FCCLF2.
ES93918272T 1992-07-31 1993-07-23 Procedimiento para la isomerizacion de 1,1,2-triclorotrifluoroetano. Expired - Lifetime ES2107678T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US92312792A 1992-07-31 1992-07-31

Publications (1)

Publication Number Publication Date
ES2107678T3 true ES2107678T3 (es) 1997-12-01

Family

ID=25448165

Family Applications (1)

Application Number Title Priority Date Filing Date
ES93918272T Expired - Lifetime ES2107678T3 (es) 1992-07-31 1993-07-23 Procedimiento para la isomerizacion de 1,1,2-triclorotrifluoroetano.

Country Status (5)

Country Link
EP (1) EP0652857B1 (es)
JP (1) JP3322402B2 (es)
DE (1) DE69314644T2 (es)
ES (1) ES2107678T3 (es)
WO (1) WO1994003417A1 (es)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5446216A (en) * 1993-11-01 1995-08-29 E. I. Du Pont De Nemours And Company Process for manufacture of high purity 1,1-dichlorotetrafluoroethane
DE10322380B3 (de) * 2003-05-17 2005-01-05 Zeuna-Stärker GmbH & Co. KG Abgasanlage
US7600791B2 (en) 2004-09-10 2009-10-13 Emcon Technologies Llc Exhaust system
WO2009026082A1 (en) * 2007-08-16 2009-02-26 E. I. Du Pont De Nemours And Company Catalytic isomerization between e and z isomers of 1,2,3,3,3 pentafluoropropene using aluminum catalyst
US8058491B2 (en) 2007-08-16 2011-11-15 E. I. Du Pont De Nemours And Company Catalytic isomerization between E and Z isomers of 1,2,3,3,3-pentafluoropropene using aluminum catalyst
RU2706363C1 (ru) * 2019-06-14 2019-11-18 Федеральное государственное бюджетное образовательное учреждение высшего образования "Уфимский государственный нефтяной технический университет" Способ получения гем-дихлорциклопентенов
CN110818527A (zh) * 2019-11-19 2020-02-21 常熟三爱富氟化工有限责任公司 反应精馏制备高纯度1,1,1-三氯三氟乙烷的连续工艺

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1668346C3 (de) * 1967-12-06 1973-10-25 Kali-Chemie Ag, 3000 Hannover Verfahren zur Herstellung von 1,1,1 Trifluortnchlorathan durch Um lagerung
US4925993A (en) * 1989-06-14 1990-05-15 Dixie Chemical Company Process for preparing chlorofluorocarbons via an in situ generated activated aluminum trichloride catalyst and products resulting therefrom

Also Published As

Publication number Publication date
EP0652857A1 (en) 1995-05-17
WO1994003417A1 (en) 1994-02-17
JP3322402B2 (ja) 2002-09-09
EP0652857B1 (en) 1997-10-15
DE69314644T2 (de) 1998-02-12
JPH08500347A (ja) 1996-01-16
DE69314644D1 (de) 1997-11-20

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