DE3869920D1 - Verfahren zur herstellung von 1,1-dichlor-1,2,2,2-tetrafluoraethan. - Google Patents

Verfahren zur herstellung von 1,1-dichlor-1,2,2,2-tetrafluoraethan.

Info

Publication number
DE3869920D1
DE3869920D1 DE19883869920 DE3869920A DE3869920D1 DE 3869920 D1 DE3869920 D1 DE 3869920D1 DE 19883869920 DE19883869920 DE 19883869920 DE 3869920 A DE3869920 A DE 3869920A DE 3869920 D1 DE3869920 D1 DE 3869920D1
Authority
DE
Germany
Prior art keywords
tetrafluoraethane
dichlor
producing
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 - Fee Related
Application number
DE19883869920
Other languages
English (en)
Inventor
Shinsuke Morikawa
Shunichi Samejima
Masaru Yoshitake
Shin Tatematsu
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.)
AGC Inc
Original Assignee
Asahi Glass Co 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
Family has litigation
Priority to JP62296182A priority Critical patent/JPH0788326B2/ja
Application filed by Asahi Glass Co Ltd filed Critical Asahi Glass Co Ltd
Application granted granted Critical
Publication of DE3869920D1 publication Critical patent/DE3869920D1/de
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=17830226&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3869920(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C19/00Acyclic saturated compounds containing halogen atoms
    • C07C19/08Acyclic saturated compounds containing halogen atoms containing fluorine
    • C07C19/10Acyclic saturated compounds containing halogen atoms containing fluorine and chlorine
    • C07C19/12Acyclic saturated compounds containing halogen atoms containing fluorine and chlorine having two carbon atoms
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/22Halogenating
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00Preparation of halogenated hydrocarbons
    • C07C17/093Preparation of halogenated hydrocarbons by replacement by halogens
    • C07C17/20Preparation of halogenated hydrocarbons by replacement by halogens of halogen atoms by other halogen atoms
    • C07C17/202Preparation of halogenated hydrocarbons by replacement by halogens of halogen atoms by other halogen atoms two or more compounds being involved in the reaction
    • C07C17/206Preparation 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
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00Preparation of halogenated hydrocarbons
    • C07C17/35Preparation of halogenated hydrocarbons by reactions not affecting the number of carbon or of halogen atoms in the reaction
    • C07C17/358Preparation of halogenated hydrocarbons by reactions not affecting the number of carbon or of halogen atoms in the reaction by isomerisation
DE19883869920 1987-11-26 1988-11-23 Verfahren zur herstellung von 1,1-dichlor-1,2,2,2-tetrafluoraethan. Expired - Fee Related DE3869920D1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP62296182A JPH0788326B2 (ja) 1987-11-26 1987-11-26 1,1−ジクロロ−1,2,2,2−テトラフルオロエタンの製造方法

Publications (1)

Publication Number Publication Date
DE3869920D1 true DE3869920D1 (de) 1992-05-14

Family

ID=17830226

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19883869920 Expired - Fee Related DE3869920D1 (de) 1987-11-26 1988-11-23 Verfahren zur herstellung von 1,1-dichlor-1,2,2,2-tetrafluoraethan.

Country Status (5)

Country Link
US (1) US5672785A (de)
EP (1) EP0317981B1 (de)
JP (1) JPH0788326B2 (de)
CA (1) CA1324395C (de)
DE (1) DE3869920D1 (de)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0692326B2 (ja) * 1988-12-23 1994-11-16 セントラル硝子株式会社 2,2―ジクロロ―1,1,1,2―テトラフルオロエタンの製造法
US4902838A (en) * 1988-12-28 1990-02-20 E. I. Du Pont De Nemours And Company Isomerization of saturated fluorohydrocarbons
US5264639A (en) * 1989-02-02 1993-11-23 Asahi Glass Company Ltd. Process for producing a 2,2-difluoropropane
CA2026565C (en) * 1989-02-02 1998-11-17 Shinsuke Morikawa Process for producing a 2,2-difluoropropane
US5055624A (en) * 1989-03-08 1991-10-08 Atochem Synthesis of 1,1-dichloro-1,2,2,2-tetrafluoroethane
CA2012792A1 (en) * 1989-06-14 1990-12-14 Robert C. Zawalski Process for preparing chlorofluorocarbons via an in situ generated activated aluminum trihalide catalyst and products resulting therefrom
CA2060193A1 (en) * 1989-08-28 1991-03-01 Leo E. Manzer Process for the preparation of halogenated 2,2-bis(trifluoromethyl)-1,3 dioxolanes
US5177224A (en) * 1989-08-28 1993-01-05 E. I. Du Pont De Nemours And Company Process for the preparation of halogenated 2,2-bis(trifluoromethyl)-1,3-dioxolanes
DE3930507A1 (de) 1989-09-13 1991-03-21 Hoechst Ag Verfahren zur herstellung von 1,1,1,2-tetrafluorethan
ES2062402T3 (es) * 1989-10-30 1994-12-16 Du Pont Procedimiento para la preparacion de 1,1-diclorotetrafluoroetano.
US5017732A (en) * 1990-02-16 1991-05-21 Dixie Chemical Company Process for preparing chlorofluorocarbons via an in situ generated activated aluminum trihalide catalyst and products resulting therefrom
US5030372A (en) * 1990-07-31 1991-07-09 E. I. Du Pont De Nemours And Company Catalytic equilibration to improve the relative yield of selected halocarbons
IT1251957B (it) * 1991-10-18 1995-05-27 Ausimont Spa Procedimento per isomerizzare 1,1,2-trifluoro-1,2-dicloroetano a 1,1,1- trifluoro-2,2,-dicloroetano
IT1251951B (it) * 1991-10-18 1995-05-27 Ausimont Spa Procedimento per purificare 1,1,1-trifluoro-,2,2 dicloroetano dall`isomero 1,1,2-trifluoro-1,2-dicloroetano.
JPH09505566A (ja) * 1993-11-01 1997-06-03 イー・アイ・デユポン・ドウ・ヌムール・アンド・カンパニー 高純度1,1−ジクロロテトラフルオロエタンの製造方法
US5824828A (en) * 1994-09-01 1998-10-20 E. I. Du Pont De Nemours And Company Process for manufacture of trichlorotrifluoroethanes
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
US6077819A (en) * 1993-11-01 2000-06-20 E. I. Du Pont De Nemours And Company Azeotropes of chlorofluoroethanes of the formula CF3 CC12+x ub. F.s1-x with HF and manufacturing processes therewith
US5831136A (en) * 1994-09-01 1998-11-03 E. I. Du Pont De Nemours And Company Process for manufacture of high purity 1,1-dichlorotetrafluoroethane
KR0125143B1 (ko) * 1994-12-02 1997-11-27 김은영 1,1,1-트리플루오로-2,2-디클로로에탄의 불소화 촉매 및 그것의 제조방법
WO1997007052A1 (en) * 1995-08-11 1997-02-27 E.I. Du Pont De Nemours And Company Azeotropes of chlorofluoroethanes with hydrogen fluoride
EP0957074B2 (de) 1997-04-23 2006-01-11 Asahi Glass Company Ltd. Verfahren zur herstellung halogenierter kohlenwasserstoffe
ITMI20010287A1 (it) 2001-02-13 2002-08-13 Ausimont Spa Procedimento per ottenere cfc 113a da cfc 113
DE10143177A1 (de) * 2001-09-04 2003-03-20 Solvay Fluor & Derivate Herstellung von Verbindungen mit der CF3-Gruppe
CN107413356A (zh) * 2017-07-25 2017-12-01 乳源东阳光氟有限公司 一种氟化催化剂及其制备方法

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1970562A (en) * 1931-04-10 1934-08-21 Gen Motors Corp Manufacture of fluoro-halo derivatives of hexachloroethane
US2005706A (en) * 1932-08-10 1935-06-18 Kinetic Chemicals Inc Organic fluorine compound
US2005707A (en) * 1932-08-31 1935-06-18 Kinetic Chemicals Inc Production of organic fluorine compounds
US2598411A (en) * 1948-11-23 1952-05-27 Atomic Energy Commission Rearrangement of saturated halocarbons
US2748177A (en) * 1951-08-03 1956-05-29 Allied Chem & Dye Corp Fluorination
US2691053A (en) * 1951-10-17 1954-10-05 Allied Chem & Dye Corp Production of 1, 1, 1-trifluoro-2, 2, 2-trichloroethane
NL263002A (de) * 1960-03-30 1900-01-01
FR1453510A (fr) * 1965-08-13 1966-06-03 Electro Chimie Soc D Purification du dichlorotétrafluoroéthane
DE1668346C3 (de) * 1967-12-06 1973-10-25 Kali-Chemie Ag, 3000 Hannover
DK138673C (de) * 1968-10-10 1979-03-05 Montecatini Edison S.P.A.
GB1307224A (en) * 1969-06-27 1973-02-14 Ici Ltd Chromium oxide catalyst
SE374675B (de) * 1970-06-10 1975-03-17 Montedison Spa
DE2245372A1 (de) * 1972-09-15 1974-03-21 Biocontrol Arzneimittel Gmbh Verfahren zur herstellung von monotopischen di- und trifluorpolyhalogenaethanen
JPS5758214B2 (de) * 1976-01-26 1982-12-08 Central Glass Co Ltd
DE3323374A1 (de) * 1983-06-29 1985-01-10 Hoechst Ag Katalysatoren fuer fluorierungs- und/oder dismutierungsreaktionen von halogenkohlenwasserstoffen und verfahren zu ihrer herstellung
DE3423625A1 (de) * 1984-06-27 1986-01-02 Hoechst Ag Verfahren zur wiederaufbereitung von fluorierungskatalysatoren
US5146020A (en) * 1986-03-20 1992-09-08 E. I. Du Pont De Nemours And Company Disproportionation of selected chlorofluoromethanes
US5026930A (en) * 1987-08-13 1991-06-25 E. I. Du Pont De Nemours And Company Gas-phase fluorination process
US5051537A (en) * 1988-02-12 1991-09-24 E. I. Du Pont De Nemours And Company Gas-phase fluorination
US4922037A (en) * 1988-02-24 1990-05-01 E. I. Du Pont De Nemours And Company Gas-phase fluorination process

Also Published As

Publication number Publication date
EP0317981A2 (de) 1989-05-31
EP0317981A3 (en) 1989-07-05
JPH01139541A (en) 1989-06-01
CA1324395C (en) 1993-11-16
EP0317981B1 (de) 1992-04-08
US5672785A (en) 1997-09-30
JPH0788326B2 (ja) 1995-09-27

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8339 Ceased/non-payment of the annual fee