ES2192335T3 - Procedimiento para la preparacion de 1,1,1,2,2-pentafluoroetano. - Google Patents

Procedimiento para la preparacion de 1,1,1,2,2-pentafluoroetano.

Info

Publication number
ES2192335T3
ES2192335T3 ES98947769T ES98947769T ES2192335T3 ES 2192335 T3 ES2192335 T3 ES 2192335T3 ES 98947769 T ES98947769 T ES 98947769T ES 98947769 T ES98947769 T ES 98947769T ES 2192335 T3 ES2192335 T3 ES 2192335T3
Authority
ES
Spain
Prior art keywords
product
pentafluoroethane
tetrafluoroethane
dichloro
procedure
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
ES98947769T
Other languages
English (en)
Inventor
Satoru Kono
Toshikazu Yoshimura
Takashi Shibanuma
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.)
Daikin Industries Ltd
Original Assignee
Daikin Industries Ltd
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 Daikin Industries Ltd filed Critical Daikin Industries Ltd
Application granted granted Critical
Publication of ES2192335T3 publication Critical patent/ES2192335T3/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
    • 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
    • C07C17/383—Separation; Purification; Stabilisation; Use of additives by distillation
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/582—Recycling of unreacted starting or intermediate materials

Landscapes

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

Abstract

Procedimiento para la preparación de 1, 1, 1, 2, 2- pentafluoroetano mediante la fluoración con fluoruro de hidrógeno de por lo menos uno de 2, 2-dicloro-1, 1, 1- trifluoroetano y 2-cloro-1, 1, 1, 2-tetrafluoroetano como material de partida, estando caracterizado el procedimiento porque comprende: separar la mezcla de reacción resultante de la fluoración en una parte del producto A que contiene principalmente 1, 1, 1, 2, 2-pentafluoroetano y una parte del producto B que contiene principalmente 2, 2-dicloro-1, 1, 1- trifluoroetano, 2-cloro-1, 1, 1, 2-tetrafluoroetano y fluoruro de hidrógeno mediante una condensación parcial de la mezcla de reacción, usando un intercambiador de calor, para dar la parte del producto A que es un no-condensado y la parte del producto B que es un condensado, separar una fracción que contiene principalmente 2, 2- dicloro-1, 1, 1, 2-tetrafluoroetano de la parte del producto B mediante destilación de la parte del producto B y retirar la fracción de la sección mediade una columna de destilación, y reciclar el resto de la parte del producto B como parte de las materias primas para la fluoración.
ES98947769T 1997-10-09 1998-10-07 Procedimiento para la preparacion de 1,1,1,2,2-pentafluoroetano. Expired - Lifetime ES2192335T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP27688497A JP3496708B2 (ja) 1997-10-09 1997-10-09 １，１，１，２，２−ペンタフルオロエタンの製造方法

Publications (1)

Publication Number Publication Date
ES2192335T3 true ES2192335T3 (es) 2003-10-01

Family

ID=17575748

Family Applications (1)

Application Number Title Priority Date Filing Date
ES98947769T Expired - Lifetime ES2192335T3 (es) 1997-10-09 1998-10-07 Procedimiento para la preparacion de 1,1,1,2,2-pentafluoroetano.

Country Status (8)

Country Link
US (1) US6392106B1 (es)
EP (1) EP1024125B1 (es)
JP (1) JP3496708B2 (es)
CN (1) CN1157352C (es)
AT (1) ATE238259T1 (es)
DE (1) DE69813859T2 (es)
ES (1) ES2192335T3 (es)
WO (1) WO1999019286A1 (es)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2828193B1 (fr) * 2001-08-03 2004-04-02 Atofina Nouveau procede de preparation du 1,1,1,-trifluoro-2,2-dichloroethane
US20070191652A1 (en) * 2004-03-29 2007-08-16 Hiromoto Ohno Process for production of 1,1,1,2- tetrafluoroethane and/or pentafluorethane and applications of the same
GB0525699D0 (en) * 2005-12-17 2006-01-25 Ineos Fluor Holdings Ltd Process
GB0525702D0 (en) * 2005-12-17 2006-01-25 Ineos Fluor Holdings Ltd Process
GB0525701D0 (en) * 2005-12-17 2006-01-25 Ineos Fluor Holdings Ltd Process
GB0525700D0 (en) * 2005-12-17 2006-01-25 Ineos Fluor Holdings Ltd Process
FR2901789B1 (fr) * 2006-05-30 2009-04-24 Arkema France Procede de fabrication des hydrofluorocarbures
FR2901790A1 (fr) * 2006-05-30 2007-12-07 Arkema France Procede de fabrication des hydrofluorocarbures
US7645912B2 (en) * 2007-04-18 2010-01-12 International Isotopes, Inc. Processes for producing hydrofluorocarbon compounds using inorganic fluoride
US7642387B2 (en) * 2007-04-18 2010-01-05 International Isotopes, Inc. Processes for producing halocarbon compounds using inorganic fluoride
WO2009032849A1 (en) * 2007-09-04 2009-03-12 International Isotopes Inc. Processes for producing hydrohalocarbon and halocarbon compounds using silicon tetrafluoride
CN108299148B (zh) * 2016-10-18 2020-09-29 福州绿航环保技术服务有限公司 一种联产制备五氟乙烷和1,2‐二氯‐1,1,2‐三氟乙烷的方法
CN112588307A (zh) * 2020-12-30 2021-04-02 山东华安新材料有限公司 一种气相氟化制备1,1,2,2-四氟乙烷的方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69228242T2 (de) * 1991-05-06 2009-09-10 E.I. Dupont De Nemours And Co., Wilmington Verfahren zur herstellung von pentafluorethan
GB9325756D0 (en) * 1993-12-16 1994-02-16 Ici Plc Production of pentafluoroethane
US5545778A (en) * 1994-05-25 1996-08-13 Alliedsignal Inc. Single stage process for producing hydrofluorocarbons from perchloroethylene
JP3628349B2 (ja) * 1994-05-27 2005-03-09 昭和電工株式会社 １，１，１，２，２−ペンタフルオロエタンの製法
GB9417116D0 (en) * 1994-08-24 1994-10-12 Ici Plc Process for the manufacture of pentafluoroethane

Also Published As

Publication number Publication date
JPH11116511A (ja) 1999-04-27
DE69813859D1 (de) 2003-05-28
CN1273576A (zh) 2000-11-15
DE69813859T2 (de) 2003-12-18
EP1024125B1 (en) 2003-04-23
EP1024125A1 (en) 2000-08-02
EP1024125A4 (en) 2001-01-17
WO1999019286A1 (fr) 1999-04-22
ATE238259T1 (de) 2003-05-15
CN1157352C (zh) 2004-07-14
JP3496708B2 (ja) 2004-02-16
US6392106B1 (en) 2002-05-21

Similar Documents

Publication Publication Date Title
ES2192335T3 (es) Procedimiento para la preparacion de 1,1,1,2,2-pentafluoroetano.
MX170803B (es) Procedimiento mejorado para la fabricacion de 1,1,1,2-tetrafluoroetano
US20120010449A1 (en) Separation of r-1233 from hydrogen fluoride
BR9407022A (pt) Processo para a preparação de 1,1,1-triclorotrifluoretano
ES534485A0 (es) Procedimiento para preparar hidrocarburos liquidos a partir de neumaticos usados y desechos de cables, de polietileno y-o de polipropileno
ES514924A0 (es) "procedimiento para la recuperacion de compuestos aromaticos puros".
DE69013401D1 (de) Entfernung von ungesättigten Kohlenstoffverbindungen aus 1,1-Dichlor-1-fluorethan.
ES2134996T3 (es) Procedimiento de separacion del 1,1-difluoroetano de sus mezclas con el fluoruro de hidrogeno.
PT80981B (pt) Processo para a realizacao de reacoes de cloracao substitutiva de compostos organicos por meio de cloro molecular na presenca de um produto clorado que serve de iniciador radicalar
ES496333A0 (es) Procedimiento para la obtencion de la 5-carbamil-10-oxo-10, 11-dihidro-5h-dibenz(b,f)azepina
DE69001979T2 (de) Verfahren zur Herstellung von 1,1,1-Chlordifluorethan.
ES2132673T3 (es) Proceso en una sola etapa para producir hidrofluorocarbonos a partir de percloroetileno.
FR2570285B1 (fr) Procede de distillation d'un melange liquide tel qu'un produit de fermentation alcoolique, couple a un procede de concentration d'un produit liquide tel que le residu de distillation
CA2947411C (en) Separation of r-1233 from hydrogen fluoride
SU416936A3 (ru) Способ выделения 1,2-дихлорэтана
ES2140682T3 (es) Procedimiento para separar pentafluoroetano de una mezcla que comprende hidrocarburos halogenados y cloropentafluoroetano.
DE3168171D1 (en) Distillation system
ES2146757T3 (es) Procedimiento para producir pentafluoroetano.
ES2141370T3 (es) Procedimiento para la fabricacion de pentafluoroetano.
DE60013012D1 (de) Verfahren zur Trennung von Fluorwasserstoff und 1,1,1,3,3-Pentafluorbutan enthaltenden Gemischen und Verfahren zur Herstellung von 1,1,1,3,3-Pentafluorbutan
US2087466A (en) Processes of producing acrylic acid and its esters
Birchall et al. 418. Polyfluoroarenes. Part III. A new synthesis of hexafluorobenzene
GB2177399B (en) Process for the valorization, in the form of perbrominated products, of underbrominated products produced as solutions
GB1046105A (en) Separation of ethylbenzene from dehydrogenation products thereof
BR9306819A (pt) Processo para a preparação de 1,,,-tricloro-trifluoro-etano