BR9007057A - Purificacao de halocarbonetos saturados - Google Patents

Purificacao de halocarbonetos saturados

Info

Publication number
BR9007057A
BR9007057A BR909007057A BR9007057A BR9007057A BR 9007057 A BR9007057 A BR 9007057A BR 909007057 A BR909007057 A BR 909007057A BR 9007057 A BR9007057 A BR 9007057A BR 9007057 A BR9007057 A BR 9007057A
Authority
BR
Brazil
Prior art keywords
purification
halocarbons
saturated
consisting essentially
olefinic impurity
Prior art date
Application number
BR909007057A
Other languages
English (en)
Inventor
Richard Edward Fernandez
V N 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
Application filed by Du Pont filed Critical Du Pont
Publication of BR9007057A publication Critical patent/BR9007057A/pt

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
    • C07C17/395—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to a chemical modification of at least one compound
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Steroid Compounds (AREA)
BR909007057A 1989-02-02 1990-01-03 Purificacao de halocarbonetos saturados BR9007057A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/305,442 US5001287A (en) 1989-02-02 1989-02-02 Purification of saturated halocarbons
PCT/US1990/000009 WO1990008750A1 (en) 1989-02-02 1990-01-03 Purification of saturated halocarbons

Publications (1)

Publication Number Publication Date
BR9007057A true BR9007057A (pt) 1991-11-12

Family

ID=23180800

Family Applications (1)

Application Number Title Priority Date Filing Date
BR909007057A BR9007057A (pt) 1989-02-02 1990-01-03 Purificacao de halocarbonetos saturados

Country Status (13)

Country Link
US (1) US5001287A (pt)
EP (1) EP0456691B1 (pt)
JP (1) JPH04503064A (pt)
KR (1) KR920701090A (pt)
CN (1) CN1021966C (pt)
AT (1) ATE107620T1 (pt)
AU (1) AU624480B2 (pt)
BR (1) BR9007057A (pt)
CA (1) CA2009064A1 (pt)
DE (1) DE69010192T2 (pt)
MX (1) MX166048B (pt)
WO (1) WO1990008750A1 (pt)
ZA (1) ZA90803B (pt)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5146018A (en) * 1989-02-03 1992-09-08 E. I. Du Pont De Nemours And Company Hydrogenolysis/dehydrohalogenation process
JPH0725707B2 (ja) * 1989-04-14 1995-03-22 昭和電工株式会社 １，１，１，２―テトラフルオロエタンの精製法
IT1230779B (it) * 1989-07-12 1991-10-29 Ausimont Srl Procedimento per preparare 1,1,1,2 tetrafluoroetano.
FR2651775B1 (fr) * 1989-09-12 1993-02-19 Atochem Purification du dichloro-1,1 fluoro-1 ethane.
US5105035A (en) * 1991-05-29 1992-04-14 Allied-Signal Inc. Process for removing vinylidene chloride and other unsaturated compounds from 1,1-dichloro-1-fluoroethane by hydrogenation
IT1252658B (it) * 1991-12-23 1995-06-20 Ausimont Spa Procedimento per la depurazione dell'1,1,1-trifluoro-2-fluoroetano
IT1252659B (it) * 1991-12-23 1995-06-20 Ausimont Spa Procedimento per la depurazione dell'1,1,1-trifluoro-2-fluoroetano e dell'1,1,1-trifluoro-2,2-dicloroetano
US5569797A (en) * 1992-01-07 1996-10-29 E. I. Du Pont De Nemours And Company Method of removing olefinic impurities from hydrochlorofluorocarbons
FR2689503B1 (fr) * 1992-04-03 1994-06-10 Solvay Procede d'epuration d'un hydrofluoroalcane.
FR2689885B1 (fr) * 1992-04-14 1994-10-21 Atochem North America Elf Procédé pour inhiber la décomposition du 1,1-dichloro-1-fluoréthane.
US5762818A (en) * 1992-07-15 1998-06-09 E. I. Du Pont De Nemours And Company Compositions which include 1,1,2,2- tetrafluoroethane and fluoroethane
US5733472A (en) * 1992-07-15 1998-03-31 E. I. Du Pont De Nemours And Company Compositions which include 1,1,2,2-tetrafluoroethane and fluoropropane
US6340781B1 (en) * 1992-07-22 2002-01-22 Imperial Chemical Industries Plc Purification of pentafluoroethane
FR2749581B1 (fr) * 1996-06-06 1998-08-14 Atochem Elf Sa Procede de purification d'hydrofluorocarbures satures
US5874657A (en) * 1996-11-01 1999-02-23 E. I. Du Pont De Nemours And Company Process for the purification of 1,1-difluoroethane
FR2771737B1 (fr) 1997-12-01 2000-02-04 Solvay Procedes de production et d'epuration de 1,1-difluoroethane et produit ainsi obtenu
EP1109766B1 (de) * 1998-09-03 2004-11-03 Solvay Fluor und Derivate GmbH Reinigung von 1,1,1,3,3-pentafluorbutan
US6147267A (en) * 1998-11-10 2000-11-14 E. I. Du Pont De Nemours And Company Process for perfluorocycloalkane purification
US6143938A (en) * 1998-11-10 2000-11-07 E. I. Du Pont De Nemours And Company Process for perhalocycloalkane purification
US6333440B1 (en) 2000-04-07 2001-12-25 E. I. Du Pont De Nemours And Company Process for perfluorocyclobutane purification
US7179949B2 (en) * 2000-08-10 2007-02-20 Solvay (Societe Anonyme) Process for obtaining a purified hydrofluoroalkane
FR2812869A1 (fr) * 2000-08-10 2002-02-15 Solvay Procede d'obtention d'un hydrofluoroalcane epure
EP2314653A3 (en) * 2002-10-25 2014-07-23 Honeywell International Inc. Compositions containing fluorine substituted olefins
US7279451B2 (en) * 2002-10-25 2007-10-09 Honeywell International Inc. Compositions containing fluorine substituted olefins
US7161049B2 (en) * 2002-12-13 2007-01-09 E. I. Du Pont De Nemours And Company Process for purifying hydrofluoropropanes
US7655610B2 (en) † 2004-04-29 2010-02-02 Honeywell International Inc. Blowing agent compositions comprising fluorinated olefins and carbon dioxide
EP3275963A1 (en) † 2004-04-16 2018-01-31 Honeywell International Inc. Azeotrope-like compositions of tetrafluoropropene and pentafluoropropene
US20090018275A1 (en) * 2007-01-26 2009-01-15 Greene, Tweed Of Delaware, Inc. Method of Bonding Perfluoroelastomeric Materials to a Surface
JP2010533678A (ja) * 2007-07-20 2010-10-28 ゾルファイ フルーオル ゲゼルシャフト ミット ベシュレンクテル ハフツング 精製ヒドロフルオロアルカンを得るための方法
GB0808836D0 (en) 2008-05-15 2008-06-18 Ineos Fluor Ltd Process
CN104529691B (zh) * 2014-12-30 2016-05-04 中国船舶重工集团公司第七一八研究所 一种全氟烷烃中杂质的催化转化方法
CN111978145B (zh) * 2020-08-27 2023-03-28 上海化工研究院有限公司 一种低沸点全氟代烃的纯化装置及应用
JP2023009764A (ja) * 2021-07-08 2023-01-20 ダイキン工業株式会社 オクタフルオロシクロブタンの製造方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3218363A (en) * 1956-08-15 1965-11-16 Pennsalt Chemicals Corp Purification of perfluorochlorocarbons
US2999885A (en) * 1959-09-17 1961-09-12 Du Pont Purification of fluorocarbons
US3004075A (en) * 1959-09-17 1961-10-10 Du Pont Purification of fluorocarbons
NL131715C (pt) * 1963-05-10
DE1219460B (de) * 1963-11-07 1966-06-23 Hoechst Ag Verfahren zur Reinigung von 2, 2, 2-Trifluor-1-chlor-1-bromaethan, welches als Verunreinigung 1, 1, 1, 4, 4, 4-Hexafluor-2, 3-dichlorbuten-2 enthaelt
US3381041A (en) * 1964-03-17 1968-04-30 Daikin Ind Ltd Purification of fluorinated compounds
US3696156A (en) * 1970-04-03 1972-10-03 Du Pont Process for purification of fluoroperhalocarbons
US4158675A (en) * 1977-09-23 1979-06-19 Imperial Chemical Industries Limited Manufacture of halogenated compounds
US4129603A (en) * 1978-02-07 1978-12-12 Imperial Chemical Industries Limited Manufacture of halogenated compounds
DD160718A1 (de) * 1980-08-11 1984-02-15 Akad Wissenschaften Ddr Verfahren zur abtrennung und reinigung von perfluorierten alkanen
US4319060A (en) * 1980-12-08 1982-03-09 Allied Chemical Corporation Process for producing 1,2-dichloro-1,1,2,2-tetrafluoroethane substantially free of 1,1-dichloro-1,2,2,2-tetrafluoroethane
IT1229488B (it) * 1988-10-12 1991-09-03 Ausimont Srl Procedimento per la preparazione di 1,2-difluoro-1,1,2,2tetracloroetano sostanzialmente privo dell'isomero 1,1-difluoro 1,2,2,2 tetracloro etano

Also Published As

Publication number Publication date
CN1044647A (zh) 1990-08-15
CA2009064A1 (en) 1990-08-02
ZA90803B (en) 1991-10-30
EP0456691B1 (en) 1994-06-22
DE69010192T2 (de) 1995-01-05
KR920701090A (ko) 1992-08-11
EP0456691A1 (en) 1991-11-21
AU624480B2 (en) 1992-06-11
AU5022490A (en) 1990-08-24
CN1021966C (zh) 1993-09-01
MX166048B (es) 1992-12-16
US5001287A (en) 1991-03-19
WO1990008750A1 (en) 1990-08-09
JPH04503064A (ja) 1992-06-04
ATE107620T1 (de) 1994-07-15
DE69010192D1 (de) 1994-07-28

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Legal Events

Date Code Title Description
FD3 Appl. lapsed due to non-payment of renewal fee