ES2146740T3 - Procedimiento de produccion del difluorometano y del 1,1,1,2-tetrafluoroetano. - Google Patents

Procedimiento de produccion del difluorometano y del 1,1,1,2-tetrafluoroetano.

Info

Publication number
ES2146740T3
ES2146740T3 ES95902930T ES95902930T ES2146740T3 ES 2146740 T3 ES2146740 T3 ES 2146740T3 ES 95902930 T ES95902930 T ES 95902930T ES 95902930 T ES95902930 T ES 95902930T ES 2146740 T3 ES2146740 T3 ES 2146740T3
Authority
ES
Spain
Prior art keywords
reactor
difluoromethane
tetrafluoroethane
production procedure
fluoration
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
ES95902930T
Other languages
English (en)
Inventor
Yukio Homoto
Kunitada Tanaka
Takashi Shibanuma
Satoshi Komatsu
Satoshi Koyama
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 ES2146740T3 publication Critical patent/ES2146740T3/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
    • C07C17/093—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
    • C07C17/093—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
    • C07C17/21—Preparation of halogenated hydrocarbons by replacement by halogens of halogen atoms by other halogen atoms with simultaneous increase of the number of halogen atoms

Landscapes

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

Abstract

DE ACUERDO CON EL METODO PARA PRODUCIR DIFLUOROMETANO Y 1,1,1,2-TETRAFLUROETANO, TENIENDO LOS PASOS DE: (1) HACER REACCIONAR CLORURO DE METILENO Y 1,1,2 TRICLOROETILENO CON FLUORURO DE HIDROGENO EN FASE DE VAPOR EN PRESENCIA DE UN CATALIZADOR DE FLUORACION Y 1,1,1,2 TETRAFLUORETANO EN UN PRIMER REACTOR; Y (2) HACER REACCIONAR 1,1,1, - TRIFLUOROCLOROETANO CON FLUORURO DE HIDROGENO EN UNA FASE DE VAPOR EN PRESENCIA DE UN CATALIZADOR DE FLUORACION EN UN SEGUNDO REACTOR, Y SUMINISTRAR LA MEZCLA DE REACCION DEL SEGUNDO REACTOR AL PRIMER REACTOR, PUEDE OBTENERSE HFC - 32 EN ALTA CONVERSION Y ALTA SELECTIVIDAD MEDIANTE LA FLUORACION DE HCC - 30 UTILIZANDO NORMALMENTE UNA GRAN (EXCESO) CANTIDAD DE HF QUE ES REQUERIDA PARA PRODUCIR HFC - 134A.
ES95902930T 1993-12-09 1994-12-09 Procedimiento de produccion del difluorometano y del 1,1,1,2-tetrafluoroetano. Expired - Lifetime ES2146740T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP30952393 1993-12-09

Publications (1)

Publication Number Publication Date
ES2146740T3 true ES2146740T3 (es) 2000-08-16

Family

ID=17994038

Family Applications (1)

Application Number Title Priority Date Filing Date
ES95902930T Expired - Lifetime ES2146740T3 (es) 1993-12-09 1994-12-09 Procedimiento de produccion del difluorometano y del 1,1,1,2-tetrafluoroetano.

Country Status (10)

Country Link
US (1) US5849963A (es)
EP (1) EP0733613B1 (es)
JP (1) JP3170800B2 (es)
KR (1) KR100317079B1 (es)
CN (1) CN1063737C (es)
AU (1) AU680706B2 (es)
CA (1) CA2178599C (es)
DE (1) DE69423910T2 (es)
ES (1) ES2146740T3 (es)
WO (1) WO1995015937A1 (es)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2194704A1 (fr) * 1994-07-11 1996-01-25 Bruno D'aubarede Refrigerants
TW200516068A (en) * 2003-09-10 2005-05-16 Showa Denko Kk Process for production of hydrofluorocarbons, products thereof and use of the products
GB0507139D0 (en) 2005-04-08 2005-05-18 Ineos Fluor Holdings Ltd Catalyst
CN103319303B (zh) * 2013-05-23 2015-04-15 浙江衢化氟化学有限公司 一种同时制备1,1,1,2-四氟乙烷和二氟甲烷的方法
CN112125777B (zh) * 2020-08-27 2022-06-03 浙江衢化氟化学有限公司 一种联产氢氟烃的方法
CN112125774B (zh) * 2020-10-15 2023-01-17 江苏蓝色星球环保科技股份有限公司 一种连续化生产1,1,1,2-四氟乙烷联产羟基乙酸的方法及装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2749373A (en) * 1953-05-25 1956-06-05 Dow Chemical Co Isomerization of hexachlorocyclohexane
EP0128510A3 (en) * 1983-06-07 1985-05-15 Showa Denko Kabushiki Kaisha Process for producing difluoromethane
JPS59225132A (ja) * 1983-06-07 1984-12-18 Showa Denko Kk ジフルオロメタンの製造方法
JPH07100671B2 (ja) * 1990-03-13 1995-11-01 ダイキン工業株式会社 １，１，１，２―テトラフルオロエタンの製造方法
GB9204072D0 (en) * 1992-02-26 1992-04-08 Ici Plc Fluorination catalyst and process
GB9311742D0 (en) * 1992-06-10 1993-07-21 Ici Plc Production of hydrofluoroalkanes
JPH0717882A (ja) * 1993-07-05 1995-01-20 Daikin Ind Ltd ジフルオロメタンの製造方法

Also Published As

Publication number Publication date
AU680706B2 (en) 1997-08-07
DE69423910T2 (de) 2000-08-17
DE69423910D1 (de) 2000-05-11
CN1142220A (zh) 1997-02-05
CA2178599A1 (en) 1995-06-15
US5849963A (en) 1998-12-15
CA2178599C (en) 2005-02-08
JP3170800B2 (ja) 2001-05-28
KR100317079B1 (ko) 2002-07-27
EP0733613A1 (en) 1996-09-25
EP0733613B1 (en) 2000-04-05
AU1199495A (en) 1995-06-27
CN1063737C (zh) 2001-03-28
EP0733613A4 (en) 1996-12-11
WO1995015937A1 (fr) 1995-06-15

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