ES2049676A1 - Procedimiento para fabricar hidrofluocarburos. - Google Patents

Procedimiento para fabricar hidrofluocarburos.

Info

Publication number
ES2049676A1
ES2049676A1 ES9300127A ES9300127A ES2049676A1 ES 2049676 A1 ES2049676 A1 ES 2049676A1 ES 9300127 A ES9300127 A ES 9300127A ES 9300127 A ES9300127 A ES 9300127A ES 2049676 A1 ES2049676 A1 ES 2049676A1
Authority
ES
Spain
Prior art keywords
hydrofluorocarbons
manufacture
dichloroalkane
heterogeneously
catalyzed
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.)
Granted
Application number
ES9300127A
Other languages
English (en)
Other versions
ES2049676B1 (es
Inventor
Elsheikh
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.)
Arkema Inc
Original Assignee
Elf Atochem North America Inc
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 Elf Atochem North America Inc filed Critical Elf Atochem North America Inc
Publication of ES2049676A1 publication Critical patent/ES2049676A1/es
Application granted granted Critical
Publication of ES2049676B1 publication Critical patent/ES2049676B1/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
    • C07C17/093—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

Abstract

PROCEDIMIENTO PARA FABRICAR HIDROFLUOROCARBUROS, HETEROGENEAMENTE CATALIZADO Y EN FASE GASEOSA, PARA LA PRODUCCION DE 1,1-DIFLUOROMETANO Y 1,1-DIFLUOROETANO, QUE COMPRENDE PONER EN CONTACTO EL CORRESPONDIENTE 1,1-DICLOROALCANO Y HF EN FASE DE VAPOR, EN PRESENCIA DE UN CATALIZADOR DE ACIDO DE LEWIS TAL COMO TETRACLORURO DE ESTAÑO.
ES09300127A 1992-04-06 1993-01-26 Procedimiento para fabricar hidrofluocarburos. Expired - Lifetime ES2049676B1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/866,772 US5208395A (en) 1992-04-06 1992-04-06 Manufacture of hydrofluorocarbons

Publications (2)

Publication Number Publication Date
ES2049676A1 true ES2049676A1 (es) 1994-04-16
ES2049676B1 ES2049676B1 (es) 1994-10-16

Family

ID=25348371

Family Applications (1)

Application Number Title Priority Date Filing Date
ES09300127A Expired - Lifetime ES2049676B1 (es) 1992-04-06 1993-01-26 Procedimiento para fabricar hidrofluocarburos.

Country Status (3)

Country Link
US (1) US5208395A (es)
ES (1) ES2049676B1 (es)
FR (1) FR2689504B1 (es)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9404715D0 (en) * 1993-03-24 1994-04-27 Ici Plc Production of difluoromethane
US6274781B1 (en) 1993-11-01 2001-08-14 E. I. Du Pont De Nemours And Company Production of dihalomethanes containing fluorine and azeotropes of dihalomethanes containing chlorine with HF
CN1090160C (zh) * 1994-06-20 2002-09-04 大金工业株式会社 二氟甲烷的制造方法
EP0712826A1 (en) * 1994-11-17 1996-05-22 Elf Atochem North America, Inc. 1,1,1-Trifluoroethane synthesis using a supported lewis acid
FR2731703B1 (fr) * 1995-03-16 1997-05-30 Solvay Procede pour la preparation de difluoromethane
US5789633A (en) * 1995-06-06 1998-08-04 E. I. Du Pont De Nemours And Company Azeotropic or azeotrope-like compositions of hydrofluoric acid with dihaloethanes
US5672788A (en) * 1995-06-07 1997-09-30 E. I. Du Pont De Nemours And Company Two-step process for manufacturing 1,1-difluoroethane
US5714650A (en) * 1995-06-07 1998-02-03 E. I. Du Pont De Nemours And Company Continuous manufacture of 1,1-difluoroethane
US5763708A (en) * 1995-09-20 1998-06-09 Allied Signal Inc. Process for the production of difluoromethane
US5866728A (en) * 1996-01-05 1999-02-02 E. I. Dupont De Nemours And Company Use of alkali metal halides in the manufacture of 1, 1-difluoroethane
RU2187488C2 (ru) * 1996-01-05 2002-08-20 Е.И. Дюпон Де Немур Энд Компани Способ получения 1,1-дифторэтана
US6074985A (en) * 1999-08-03 2000-06-13 Elf Atochem North America, Inc. Fluorination catalysts
US7112708B2 (en) 2004-04-01 2006-09-26 Honeywell International Inc. Method of making difluoromethane, 1,1,1-trifluoroethane and 1,1-difluoroethane
US9284268B2 (en) * 2013-11-04 2016-03-15 Coorstek Fluorochemicals, Inc. Synthesis of fluorotrifluoromethylsulfonyl imide
CN113045477B (zh) * 2019-12-26 2022-11-01 中蓝晨光化工研究设计院有限公司 一种含氟伯胺中间体的制备方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4147733A (en) * 1978-05-22 1979-04-03 The Dow Chemical Company Fluorination of chlorinated hydrocarbons
EP0128510A2 (en) * 1983-06-07 1984-12-19 Showa Denko Kabushiki Kaisha Process for producing difluoromethane
EP0366797A1 (en) * 1988-04-28 1990-05-09 Showa Denko Kabushiki Kaisha Process for producing organofluorine compound
WO1991012225A1 (en) * 1990-02-15 1991-08-22 E.I. Du Pont De Nemours And Company Halogen exchange fluorination

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB608111A (en) * 1946-02-15 1948-09-09 William Basil Whalley Improvements in or relating to the production of organic fluorine compounds
US2749374A (en) * 1950-02-24 1956-06-05 Dow Chemical Co Production of methylene fluoride
US3904701A (en) * 1969-01-03 1975-09-09 Dynamit Nobel Ag Process for the catalytic hydrofluorination of halogenated hydrocarbons

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4147733A (en) * 1978-05-22 1979-04-03 The Dow Chemical Company Fluorination of chlorinated hydrocarbons
EP0128510A2 (en) * 1983-06-07 1984-12-19 Showa Denko Kabushiki Kaisha Process for producing difluoromethane
EP0366797A1 (en) * 1988-04-28 1990-05-09 Showa Denko Kabushiki Kaisha Process for producing organofluorine compound
WO1991012225A1 (en) * 1990-02-15 1991-08-22 E.I. Du Pont De Nemours And Company Halogen exchange fluorination

Also Published As

Publication number Publication date
US5208395A (en) 1993-05-04
FR2689504B1 (fr) 1995-04-14
ES2049676B1 (es) 1994-10-16
FR2689504A1 (fr) 1993-10-08

Similar Documents

Publication Publication Date Title
ES2049676A1 (es) Procedimiento para fabricar hidrofluocarburos.
EP0651437A3 (en) Plasma etching process.
CA2155236A1 (en) Gas phase polymerization process
CA2241131A1 (en) A manufacturing method for 1,1,1,3,3-pentafluoropropane
GB9325756D0 (en) Production of pentafluoroethane
TW290531B (en) Production of difluoromethane
ZA931111B (en) Method for producing articles by chemical vapor deposition and the articles produced therefrom
GB9304892D0 (en) Process for the production of a microspheroidal powder of low dispensity,microspheroidal powder of low dispersity thus obtained
AU5716294A (en) Process for producing 1,1,2,2,3-pentafluoropropane
NO180696C (no) Fremgangsmåte ved kryogenrektifisering for fremstilling av produkt med höy gjenvinning
ZA946491B (en) Process for the production of hydrocarbon partial oxidatin products
GR3032793T3 (en) Preparation of lithiumhexafluorometallates
AU3508393A (en) Process for the production of synthesis gas
HU9402793D0 (en) Process for the production of alkene polymers
AU5330590A (en) Process for the continuous recovery of hydrogen fluoride gas
ZA92606B (en) Pharmaceuticals:process for preparing 2-amino-6-chloropurine
ES2023560A6 (es) Procedimiento para la produccion de hidrato de cefradina y solvato de cefradina y dimetilformamida.
AU3899889A (en) Process for 1,1-dichloro-1-fluoroethane
AU5584890A (en) Process for preparing 1,1-dichloro-1-fluoroethane
EP0860413A4 (en) PROCESS FOR PRODUCING 1,1,1,3,3-PENTAFLUOROPROPANE
MX9604287A (es) Procedimiento para la produccion de eter-isocianatos.
ZA922960B (en) Method for producing articles by chemical vapor depostion and the articles produced therefrom.
ZA946378B (en) Process for the production of alkene polymers
AU2165392A (en) Method of preparing diacetyl rhein
EP0626199A3 (en) Process for the production of carbon molecular sieves.