NL264123A - - Google Patents

Info

Publication number
NL264123A
NL264123A NL264123DA NL264123A NL 264123 A NL264123 A NL 264123A NL 264123D A NL264123D A NL 264123DA NL 264123 A NL264123 A NL 264123A
Authority
NL
Netherlands
Application number
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.)
Publication of NL264123A publication Critical patent/NL264123A/xx

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
    • C07C17/383—Separation; Purification; Stabilisation; Use of additives by distillation
    • C07C17/386—Separation; Purification; Stabilisation; Use of additives by distillation with auxiliary compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
NL264123D 1960-04-28 NL264123A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US25362A US3101304A (en) 1960-04-28 1960-04-28 Distillation process for fluorocarbons

Publications (1)

Publication Number Publication Date
NL264123A true NL264123A (zh)

Family

ID=21825587

Family Applications (1)

Application Number Title Priority Date Filing Date
NL264123D NL264123A (zh) 1960-04-28

Country Status (4)

Country Link
US (1) US3101304A (zh)
DE (1) DE1161877B (zh)
GB (1) GB910493A (zh)
NL (1) NL264123A (zh)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3212998A (en) * 1962-12-06 1965-10-19 Dow Chemical Co Azeotropic distillation of bromine
NL131714C (zh) * 1963-02-06
DE1468451B1 (de) * 1963-10-25 1970-01-15 Onoda Cement Co Ltd Verfahren zur Abtrennung von Perfluoraethan,Perfluorpropan,Tetrafluoraethylen,Hexafluorpropylen,Perfluorcyclobutan aus ihren Gemischen mit bestimmten Fluorkohlenwasserstoffen
DE1251300B (de) * 1964-12-29 1967-10-05 E I du Pont de Nemours and Company Wilmington Del (V St A) Verfahren zur Reinigung von Hexa fluorpropylenepoxyd unter Abtrennung von Hexafluorpropylen
US3236030A (en) * 1965-05-03 1966-02-22 Dow Chemical Co Process for preferentially absorbing and recovering a fluorinated hydrocarbon
US3442961A (en) * 1967-05-03 1969-05-06 Du Pont Separation of hydrogen chloride from vinylidene fluoride
US3522077A (en) * 1967-08-04 1970-07-28 Westinghouse Electric Corp Inert plastic package for liquid reagent
US3819493A (en) * 1973-04-26 1974-06-25 Phillips Petroleum Co Process for separating halogenated hydrocarbons by extractive distillation
US3887629A (en) * 1973-10-01 1975-06-03 Phillips Petroleum Co Purification of fluorocarbons
US4029552A (en) * 1975-10-24 1977-06-14 Phillips Petroleum Company Process for obtaining high purity perfluoro-n-heptane
US4134796A (en) * 1977-11-17 1979-01-16 Asahi Glass Company Ltd. Method of purifying hexafluoropropylene oxide
FR2409973A1 (fr) * 1977-11-28 1979-06-22 Asahi Glass Co Ltd Procede de purification de l'oxyde d'hexafluoropropylene
DE3107967A1 (de) * 1981-03-03 1982-09-16 Hoechst Ag, 6000 Frankfurt "verfahren zur herstellung von reinem hexafluorpropylenoxid"
DE3729106A1 (de) * 1987-09-01 1989-03-09 Hoechst Ag Verfahren zur gewinnung von reinem tetrafluorethylen
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
US4944846A (en) * 1988-08-01 1990-07-31 E. I. Dupont De Nemours And Company Process for the separation of HF via Azeotropic distillation
DE4011820A1 (de) * 1990-04-12 1991-10-17 Hoechst Ag Verfahren zur herstellung von gemischen aus chlortetrafluorethan und octafluorcyclobutan
US5429720A (en) * 1993-02-05 1995-07-04 The Dow Chemical Company Solvent recovery from waste oils
US5401429A (en) * 1993-04-01 1995-03-28 Minnesota Mining And Manufacturing Company Azeotropic compositions containing perfluorinated cycloaminoether
US5494601A (en) * 1993-04-01 1996-02-27 Minnesota Mining And Manufacturing Company Azeotropic compositions
GB9307923D0 (en) * 1993-04-16 1993-06-02 Ici Plc Process for the purification of 1-chloro-2,2,2-trifluroethane
BR9402038A (pt) * 1993-05-25 1995-03-07 Showa Denko Kk Processo de purificação de pentaflúor etano
EP0778254B1 (en) * 1994-08-17 2000-04-19 Daikin Industries, Limited Process for producing pentafluoroethane
EP1029840B1 (en) * 1995-07-14 2004-05-06 E.I. Dupont De Nemours And Company Process for separating HFC-32 and HFC-125
US5771713A (en) * 1997-08-20 1998-06-30 Praxair Technology, Inc. Cryogenic rectification system for recovery of fluorine compounds
WO2001064612A1 (fr) * 2000-02-29 2001-09-07 Daikin Industries, Ltd. Procede de production de tetrafluoroethylene
CA2418856C (en) 2000-08-10 2011-12-13 Solvay (Societe Anonyme) Process for obtaining a purified hydrofluoroalkane
US7189311B2 (en) * 2001-03-23 2007-03-13 Honeywell International Inc. Purification of difluoromethane
US6605193B2 (en) 2001-04-25 2003-08-12 Atofina Chemicals, Inc. Recovery of HFC-32
CN103896726B (zh) * 2014-03-11 2015-11-18 中昊晨光化工研究院有限公司 一种用于四氟乙烯生产中控制水含量的方法和装置
WO2016196538A1 (en) * 2015-06-04 2016-12-08 Arkema Inc. Method for producing fluorinated olefins
JP7132523B2 (ja) * 2020-06-22 2022-09-07 ダイキン工業株式会社 精製されたトランス－１，２－ジフルオロエチレン（ｈｆｏ－１１３２（ｅ））及び／又は１，１，２－トリフルオロエチレン（ｈｆｏ－１１２３）の製造方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2339160A (en) * 1940-08-02 1944-01-11 Shell Dev Distillation process
US2384449A (en) * 1943-09-03 1945-09-11 Kinetic Chemicals Inc Separating fluorine compounds
US2551573A (en) * 1945-11-30 1951-05-08 Du Pont Pyrolysis of chloro-fluoro alkanes

Also Published As

Publication number Publication date
GB910493A (en) 1962-11-14
US3101304A (en) 1963-08-20
DE1161877B (de) 1964-01-30

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