HK56792A - Gas-phase fluorination process - Google Patents

Gas-phase fluorination process

Info

Publication number
HK56792A
HK56792A HK567/92A HK56792A HK56792A HK 56792 A HK56792 A HK 56792A HK 567/92 A HK567/92 A HK 567/92A HK 56792 A HK56792 A HK 56792A HK 56792 A HK56792 A HK 56792A
Authority
HK
Hong Kong
Prior art keywords
gas
phase fluorination
fluorination process
phase
fluorination
Prior art date
Application number
HK567/92A
Other languages
English (en)
Inventor
Leo Ernest Manzer
Velliyur Nott Mallikarjuna Rao
Original Assignee
Du Pont
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=22097611&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=HK56792(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Du Pont filed Critical Du Pont
Publication of HK56792A publication Critical patent/HK56792A/xx

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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00—Preparation of halogenated hydrocarbons
    • C07C17/07—Preparation of halogenated hydrocarbons by addition of hydrogen halides
    • C07C17/087—Preparation of halogenated hydrocarbons by addition of hydrogen halides to unsaturated halogenated hydrocarbons
    • 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)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Catalysts (AREA)
HK567/92A 1987-07-07 1992-07-30 Gas-phase fluorination process HK56792A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/070,826 US4766260A (en) 1987-07-07 1987-07-07 Gas-phase fluorination process

Publications (1)

Publication Number Publication Date
HK56792A true HK56792A (en) 1992-08-07

Family

ID=22097611

Family Applications (1)

Application Number Title Priority Date Filing Date
HK567/92A HK56792A (en) 1987-07-07 1992-07-30 Gas-phase fluorination process

Country Status (18)

Country Link
US (1) US4766260A (fr)
EP (1) EP0298662B2 (fr)
JP (1) JP2578923B2 (fr)
KR (1) KR890001916A (fr)
CN (1) CN1014404B (fr)
AR (1) AR244651A1 (fr)
AT (1) ATE73748T1 (fr)
AU (1) AU600212B2 (fr)
BR (1) BR8803356A (fr)
CA (1) CA1308743C (fr)
DE (1) DE3869242D1 (fr)
ES (1) ES2033432T3 (fr)
GR (1) GR3004106T3 (fr)
HK (1) HK56792A (fr)
MX (1) MX166813B (fr)
RU (1) RU1799375C (fr)
SG (1) SG54092G (fr)
ZA (1) ZA884845B (fr)

Families Citing this family (63)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5008475A (en) * 1987-07-07 1991-04-16 E. I. Du Pont De Nemours And Company Gas-phase fluorination process
JPH01108292A (ja) * 1987-10-19 1989-04-25 Daikin Ind Ltd 冷媒
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 (fr) * 1988-05-23 1992-05-16 Du Pont
AU616284B2 (en) * 1988-06-23 1991-10-24 E.I. Du Pont De Nemours And Company Catalyzed hydrofluorination process
US5094773A (en) * 1988-08-01 1992-03-10 E. I. Du Pont De Nemours And Company Azeotropes of HF and process for the separation of HF via azeotropic distillation
EP0366404B1 (fr) * 1988-10-25 1993-01-20 E.I. Du Pont De Nemours And Company Procédé de préparation de 1,1,1,2-tétrafluoroéthane
GB8828544D0 (en) * 1988-12-07 1989-01-11 Ici Plc Chemical process
IT1230780B (it) * 1989-07-12 1991-10-29 Ausimont Srl Procedimento per la preparazione di 1,2 dicloro 1,1,2 trifluoroetano.
IT1230779B (it) * 1989-07-12 1991-10-29 Ausimont Srl Procedimento per preparare 1,1,1,2 tetrafluoroetano.
WO1991004955A1 (fr) 1989-10-04 1991-04-18 E.I. Du Pont De Nemours And Company Procede de purification de fluorocarbone
US5171901A (en) * 1990-02-14 1992-12-15 Bayer Aktiengesellschaft Process for the preparation of 1,1,1,3,3,3-hexafluoropropane and 2-chloro-1,1,1,3,3,3-hexafluoropropane
FR2661906B1 (fr) * 1990-05-11 1993-10-01 Atochem Procede de fabrication du 1,1,1,2-tetrafluoro-chloroethane et du pentafluoroethane.
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
EP0541559A1 (fr) 1990-07-31 1993-05-19 E.I. Du Pont De Nemours And Company Equilibrage catalytique d'halocarbones selectionnes
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
DE69212821T2 (de) * 1991-03-20 1996-12-19 Du Pont Verfahren zur herstellung von 2-chlor-1,1,1-trifluorethan
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
US5300711A (en) * 1991-03-20 1994-04-05 E. I. Du Pont De Nemours And Company Process for the manufacture of 2,2-dichloro-1,1,1-trifluoroethane, 2-chloro-1,1,1,2-tetrafluoroethane and pentafluoroethane
JP2748720B2 (ja) * 1991-05-23 1998-05-13 ダイキン工業株式会社 ハロゲン化炭化水素のフッ素化方法
US5243108A (en) * 1991-06-03 1993-09-07 E. I. Du Pont De Nemours And Company Aluminum fluoride catalyst compositions and use thereof in a chlorofluorination process for preparing 1,1-dichloro-1,2,2,2-tetrafluoroethane
US5243106A (en) * 1991-06-03 1993-09-07 E. I. Du Pont De Nemours And Company Processes using aluminum fluoride catalyst compositions for preparing 1,1-dichloro-1,2,2,2-tetrafluoroethane
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.
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
US5334785A (en) * 1991-10-25 1994-08-02 Allied-Signal Inc. Process for the manufacture of 1,1,1,2-tetrafluoroethane
JP2661441B2 (ja) * 1991-11-27 1997-10-08 ダイキン工業株式会社 １，１，１−トリフルオロ−２−クロロエタンおよび／または１，１，１，２−テトラフルオロエタンの製法
JPH05194287A (ja) * 1992-01-13 1993-08-03 Daikin Ind Ltd ハロゲン化ブテンおよびブタンの製造方法
JP3369604B2 (ja) * 1992-09-04 2003-01-20 ダイキン工業株式会社 １，１，１，２，３，３−ヘキサフルオロプロパンの製造方法及びテトラフルオロクロロプロペンの製造方法
US5345017A (en) * 1992-12-08 1994-09-06 E. I. Du Pont De Nemours And Company Process for reducing the fluorine content of halocarbons
US5523498A (en) * 1992-12-08 1996-06-04 E. I. Du Pont De Nemours And Company Process for reducing the fluorine content of hydrofluorocarbons and hydrohalofluorocarbons
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.
US5827492A (en) * 1993-01-28 1998-10-27 E. I. Du Pont De Nemours And Company Hydrogen chloride purification process
US5866730A (en) * 1993-04-02 1999-02-02 E. I. Du Pont De Nemours And Company Process for enriching 1,2-dichloro-1,1,2,2-tetrafluoroethane from a mixture of dichlorotetrafluoroethane isomers
US5274189A (en) * 1993-05-24 1993-12-28 E. I. Du Pont De Nemours And Company Process for the manufacture of linear hydrofluorocarbons containing end group hydrogen substituents
US5409625A (en) * 1993-05-24 1995-04-25 E. I. Du Pont De Nemours And Company Azeotropic mixture of linear hydrofluorocarbon and HF
US5396000A (en) * 1993-05-24 1995-03-07 E. I. Du Pont De Nemours And Company Process for the manufacture of 1,1,1,2,3,-pentafluoropropane
US5274190A (en) * 1993-05-24 1993-12-28 E. I. Du Pont De Nemours And Company Process for the manufacture of linear hydrofluorocarbons containing end group hydrogen substituents
WO1995011875A1 (fr) * 1993-10-28 1995-05-04 Alliedsignal Inc. Procede de purification du 1,1-dichloro-2,2,2-trifluoroethane (hcfc-123) et du 1-choro-1,2,2,2-tetrafluoroethane (hcfc-124)
US5411583A (en) * 1993-11-15 1995-05-02 E. I. Du Pont De Nemours And Company HF-resistant ceramics and use thereof
JP2865554B2 (ja) * 1994-04-08 1999-03-08 セントラル硝子株式会社 フルオロメチル−１，１，１，３，３，３−ヘキサフルオロイソプロピルエーテルのガスクロマトグラフ分析
US5545778A (en) * 1994-05-25 1996-08-13 Alliedsignal Inc. Single stage process for producing hydrofluorocarbons from perchloroethylene
US5569794A (en) * 1994-05-24 1996-10-29 Alliedsignal Inc. Vapor phase process for producing hydroflourocarbons from perchloroethylene having a phenolic inhibitor
US5563304A (en) 1994-05-26 1996-10-08 E. I. Du Pont De Nemours And Company Production of 1,2-dihydro and 2,2-dihydro hexafluoropropanes and azeotropes thereof with HF
US5849160A (en) * 1994-10-07 1998-12-15 Daikin Industries, Ltd. Process of separating pentafluoroethane and process of producing pentafluoroethane using the same
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
US5847242A (en) * 1995-05-19 1998-12-08 E. I. Du Pont De Nemours And Company Catalysts for halogenated hydrocarbon processing, their precursors and their preparation and use
IT1303074B1 (it) * 1998-05-07 2000-10-23 Ausimont Spa Catalizzatore per la fluorurazione di composti organici alogenati
US6365544B2 (en) 1998-05-22 2002-04-02 Conoco Inc. Fischer-Tropsch processes and catalysts using fluorided alumina supports
US6333294B1 (en) * 1998-05-22 2001-12-25 Conoco Inc. Fischer-tropsch processes and catalysts with promoters
US6472574B2 (en) 1999-12-10 2002-10-29 E. I. Du Pont Nemours And Company Production of 1,2-dihydro and 2,2-dihydro hexafluoropropanes and azeotropes thereof with HF
US6333440B1 (en) 2000-04-07 2001-12-25 E. I. Du Pont De Nemours And Company Process for perfluorocyclobutane purification
US7897823B2 (en) * 2004-10-29 2011-03-01 E. I. Du Pont De Nemours And Company Process for production of azeotrope compositions comprising hydrofluoroolefin and hydrogen fluoride and uses of said azeotrope compositions in separation processes
US7476771B2 (en) 2005-11-01 2009-01-13 E.I. Du Pont De Nemours + Company Azeotrope compositions comprising 2,3,3,3-tetrafluoropropene and hydrogen fluoride and uses thereof
GB0525701D0 (en) * 2005-12-17 2006-01-25 Ineos Fluor Holdings Ltd Process
GB0525699D0 (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
GB0525702D0 (en) * 2005-12-17 2006-01-25 Ineos Fluor Holdings Ltd Process
US7687670B2 (en) * 2006-03-31 2010-03-30 E.I. Du Pont De Nemours And Company Coproduction of hydrofluoroolefins
EP2059492A1 (fr) * 2006-09-05 2009-05-20 E.I. Du Pont De Nemours And Company Procédés de production du 1,2,3,3,3-pentafluoropropène
WO2008040969A2 (fr) 2006-10-03 2008-04-10 Ineos Fluor Holdings Limited Procédé
CN103755519A (zh) * 2014-02-24 2014-04-30 山东联创节能新材料股份有限公司 六氟丁烯的合成方法
CN112946126B (zh) * 2021-02-02 2022-07-15 福建德尔科技有限公司 高纯三氟化氯中杂质定量、定性装置及方法

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2755313A (en) * 1951-08-03 1956-07-17 Allied Chem & Dye Corp Manufacture of saturated halocarbons
US2669590A (en) * 1951-08-03 1954-02-16 Allied Chem & Dye Corp Production of fluorine compounds
US2744148A (en) * 1952-02-04 1956-05-01 Dow Chemical Co Process for fluorination of haloalkanes using a hydrogen fluoride activated catalyst containing alumina, a metal fluoride and basic aluminum fluoride
US2744147A (en) * 1952-02-04 1956-05-01 Dow Chemical Co Fluorination of haloalkanes with a catalyst containing gamma alumina
US2724004A (en) * 1952-04-08 1955-11-15 Goodrich Co B F Preparation of 1, 1-difluoro-1, 2, 2-trichloroethane
US2850543A (en) * 1954-02-17 1958-09-02 Allied Chem Manufacture of 1, 2, 2-trichloro-1, 1, 2-trifluoroethane
GB805503A (en) * 1956-03-15 1958-12-10 Dow Chemical Co Improved fluorination catalyst and process
US3258500A (en) * 1959-08-17 1966-06-28 Du Pont Process for fluorinating halohydro-carbons
US3157707A (en) * 1961-02-20 1964-11-17 Union Carbide Corp Method of reacting tetrachloroethylene, chlorine and hydrogen fluoride
GB1000485A (en) * 1962-02-07 1965-08-04 Sicedison Spa Improvements in or relating to the fluorination of halo-olefines
NL274475A (fr) * 1962-02-07
NL301934A (fr) * 1962-12-28 1900-01-01
US3607955A (en) * 1968-04-08 1971-09-21 Phillips Petroleum Co Hydrofluorination and dehydrofluorination and catalysts therefor
DK126161B (da) * 1968-07-25 1973-06-18 Montedison Spa Katalysator til fremstilling af chlorflourerede ethaner, der har høj symmetrigrad med hensyn til fordelingen af flouratomerne.
NL173393C (nl) * 1968-10-10 1984-01-16 Montedison Spa Werkwijze voor het bereiden van volledig ge(chloor)fluoreerd ethaan met symmetrische verdeling van de fluoratomen over de koolstofatomen.
DE1910529C3 (de) * 1969-03-01 1978-09-28 Dynamit Nobel Ag, 5210 Troisdorf Verfahren zur katalytischen Hydrofluorierung von bestimmten gesattigten und ungesättigten halogenierten Kohlenwasserstoffen
GB1307224A (en) * 1969-06-27 1973-02-14 Ici Ltd Chromium oxide catalyst
SE374675B (fr) * 1970-06-10 1975-03-17 Montedison Spa
US3752850A (en) * 1970-12-24 1973-08-14 Hoechst Ag Fluorination of aliphatic compounds
BE613582A (fr) * 1973-09-24 1900-01-01
US4147733A (en) * 1978-05-22 1979-04-03 The Dow Chemical Company Fluorination of chlorinated hydrocarbons
DE3009760A1 (de) * 1980-03-14 1981-09-24 Hoechst Ag, 6000 Frankfurt Verfahren zur herstellung von hochreinen teilfluorierten aethanen
IT1202652B (it) * 1987-03-09 1989-02-09 Ausimont Spa Processo per la preparazione di 1,1,1-trifluoro-2,2-dicloroetano mediante idrofluorurazione in presenza di catalizzatori

Also Published As

Publication number Publication date
JP2578923B2 (ja) 1997-02-05
AU1877188A (en) 1989-01-12
KR890001916A (ko) 1989-04-06
AR244651A1 (es) 1993-11-30
CA1308743C (fr) 1992-10-13
ATE73748T1 (de) 1992-04-15
ZA884845B (en) 1990-03-28
EP0298662B1 (fr) 1992-03-18
RU1799375C (ru) 1993-02-28
JPH01221338A (ja) 1989-09-04
GR3004106T3 (fr) 1993-03-31
ES2033432T3 (es) 1993-03-16
CN1031073A (zh) 1989-02-15
US4766260A (en) 1988-08-23
DE3869242D1 (de) 1992-04-23
SG54092G (en) 1992-07-24
EP0298662A1 (fr) 1989-01-11
CN1014404B (zh) 1991-10-23
MX166813B (es) 1993-02-08
EP0298662B2 (fr) 1999-08-11
AU600212B2 (en) 1990-08-02
BR8803356A (pt) 1989-01-24

Similar Documents

Publication Publication Date Title
HK56792A (en) Gas-phase fluorination process
GB8821762D0 (en) Floodwashing process & floodwasher
AR244652A1 (es) Procedimiento de fluoracion en fase de gas.
GB8717993D0 (en) Process
GB8717992D0 (en) Process
EP0140482A3 (en) Fluorination process
DE3466872D1 (en) Fluorination process
GB8715305D0 (en) Process
GB8719545D0 (en) Process unit
EP0312484A3 (en) Modification process
GB8708667D0 (en) Process
DE3465184D1 (en) Fluorination process
GB8701966D0 (en) Carbonylation process
GB8713695D0 (en) Process
ZA914193B (en) Fluorination process
GB8715965D0 (en) Process
GB8715333D0 (en) Process
GB2201120B (en) Welding process
GB8817963D0 (en) Process
GB8709588D0 (en) Process
RO100634B1 (en) Chlorine obtaining process
GB8700400D0 (en) Carbonylation process
GB8706265D0 (en) Process
IE871406L (en) Process
GB8718283D0 (en) Process

Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)