DE68904482D1 - Verfahren zur hydrofluorierung in der gasphase. - Google Patents

Verfahren zur hydrofluorierung in der gasphase.

Info

Publication number
DE68904482D1
DE68904482D1 DE8989306574T DE68904482T DE68904482D1 DE 68904482 D1 DE68904482 D1 DE 68904482D1 DE 8989306574 T DE8989306574 T DE 8989306574T DE 68904482 T DE68904482 T DE 68904482T DE 68904482 D1 DE68904482 D1 DE 68904482D1
Authority
DE
Germany
Prior art keywords
hydrofluoring
gas phase
pentahaloethane
trifluorodichloroethane
tetrafluorochloroethane
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.)
Revoked
Application number
DE8989306574T
Other languages
English (en)
Other versions
DE68904482T2 (de
Inventor
Leo Ernest Manzer
Velliyur Nott Mallikarjuna Rao
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=22793150&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE68904482(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Publication of DE68904482D1 publication Critical patent/DE68904482D1/de
Application granted granted Critical
Publication of DE68904482T2 publication Critical patent/DE68904482T2/de
Anticipated expiration legal-status Critical
Revoked 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/22—Halogenating
    • B01J37/26—Fluorinating
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Catalysts (AREA)
DE8989306574T 1988-06-29 1989-06-29 Verfahren zur hydrofluorierung in der gasphase. Revoked DE68904482T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US21296488A 1988-06-29 1988-06-29

Publications (2)

Publication Number Publication Date
DE68904482D1 true DE68904482D1 (de) 1993-03-04
DE68904482T2 DE68904482T2 (de) 1993-06-03

Family

ID=22793150

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8989306574T Revoked DE68904482T2 (de) 1988-06-29 1989-06-29 Verfahren zur hydrofluorierung in der gasphase.

Country Status (13)

Country Link
EP (1) EP0349298B1 (de)
JP (1) JPH0248538A (de)
KR (1) KR900000317A (de)
CN (1) CN1016777B (de)
AT (1) ATE84774T1 (de)
AU (1) AU612857B2 (de)
BR (1) BR8903169A (de)
DE (1) DE68904482T2 (de)
ES (1) ES2053998T3 (de)
GR (1) GR3007267T3 (de)
IN (1) IN171977B (de)
RU (1) RU1817763C (de)
ZA (1) ZA894948B (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4843181A (en) * 1987-10-22 1989-06-27 E. I. Du Pont De Nemours And Company Process for the manufacture of 1,1,1-trifluorodichloroethane and 1,1,1,2-tetrafluorochloroethane
IN170774B (de) * 1988-05-23 1992-05-16 Du Pont
FR2661906B1 (fr) * 1990-05-11 1993-10-01 Atochem Procede de fabrication du 1,1,1,2-tetrafluoro-chloroethane et du pentafluoroethane.
US5300710A (en) * 1991-03-20 1994-04-05 E. I. Du Pont De Nemours And Company Process for the manufacture of 2-chloro-1,1,1,2-tetrafluoroethane and pentafluoroethane
US5321170A (en) * 1991-03-20 1994-06-14 E. I. Du Pont De Nemours And Company Process for the manufacture of 1,1,1,2-tetrafluoroethane
US5155082A (en) * 1991-04-12 1992-10-13 Allied-Signal Inc. Catalyst for the manufacture of chlorofluorocarbons, hydrochlorofluorocarbons and hydrofluorocarbons
ZA923274B (en) * 1991-05-06 1993-11-08 Du Pont Process for the manufacture of pentafluoroethane
EP0760356A3 (de) * 1991-05-06 1997-03-19 E.I. Du Pont De Nemours And Company Verfahren zur Herstellung von Pentafluoroethan
WO1993019845A1 (en) * 1992-03-28 1993-10-14 British Technology Group Ltd Catalyst for promoting halogen exchange
WO1994013610A1 (en) * 1992-12-15 1994-06-23 Daikin Industries, Ltd. Process for fluorinatng halogenated hydrocarbon
FR2700766B1 (fr) * 1993-01-27 1995-03-24 Atochem Elf Sa Procédé de fluoration de perchloréthylène ou du pentachloréthane.
FR2700770B1 (fr) * 1993-01-27 1995-03-24 Atochem Elf Sa Procédé de fabrication du 1,1,1,2-tétrafluoro-2-chloroéthane et du pentafluoroéthane.
EP0687660B2 (de) † 1993-03-05 2006-05-17 Daikin Industries, Limited Verfahren zur herstellung von 1,1,1,2,2-pentafluoroethan, verfahren zur herstellung von 2,2-dichloro-1,1,1-trifluoroethan und verfahren zur reinigung von 1,1,1,2,2-pentafluoroethan
IT1270959B (it) * 1993-08-13 1997-05-26 Ausimont Spa Processo per la preparazione di pentafluoroetano
JP3558385B2 (ja) * 1994-10-13 2004-08-25 昭和電工株式会社 クロム系フッ素化触媒、及びフッ素化方法
FR2764883B1 (fr) * 1997-06-18 1999-07-16 Atochem Elf Sa Procede de fabrication d'hydrofluoroalcanes
IT201700007565A1 (it) * 2017-01-24 2018-07-24 M E P Macch Elettroniche Piegatrici Spa Apparato e metodo per realizzare una rete metallica
CN108993553A (zh) * 2018-06-11 2018-12-14 浙江衢化氟化学有限公司 一种用于气相氯化生产1,1,1-三氟-2,2-二氯乙烷的催化剂及其制备和使用方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3258500A (en) * 1959-08-17 1966-06-28 Du Pont Process for fluorinating halohydro-carbons
GB1307224A (en) * 1969-06-27 1973-02-14 Ici Ltd Chromium oxide catalyst
NL171235C (nl) * 1970-06-10 1983-03-01 Montedison Spa Werkwijze voor het bereiden van katalysatoren die in hoofdzaak uit aluminiumfluoride bestaan en werkwijze voor het bereiden van gefluoreerde of gechloorfluoreerde koolwaterstoffen met behulp van een dergelijke katalysator.
BE613582A (de) * 1973-09-24 1900-01-01
US4843181A (en) * 1987-10-22 1989-06-27 E. I. Du Pont De Nemours And Company Process for the manufacture of 1,1,1-trifluorodichloroethane and 1,1,1,2-tetrafluorochloroethane
JP2695042B2 (ja) * 1989-02-03 1997-12-24 イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニー １，１，１，２―テトラフルオロエタンの製造

Also Published As

Publication number Publication date
KR900000317A (ko) 1990-01-30
RU1817763C (ru) 1993-05-23
AU3717989A (en) 1990-01-04
BR8903169A (pt) 1990-02-13
AU612857B2 (en) 1991-07-18
ES2053998T3 (es) 1994-08-01
CN1039013A (zh) 1990-01-24
EP0349298B1 (de) 1993-01-20
DE68904482T2 (de) 1993-06-03
GR3007267T3 (de) 1993-07-30
CN1016777B (zh) 1992-05-27
IN171977B (de) 1993-02-27
ATE84774T1 (de) 1993-02-15
EP0349298A1 (de) 1990-01-03
ZA894948B (en) 1991-03-27
JPH0248538A (ja) 1990-02-19

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8331 Complete revocation