FR2409973A1 - Procede de purification de l'oxyde d'hexafluoropropylene - Google Patents

Procede de purification de l'oxyde d'hexafluoropropylene

Info

Publication number
FR2409973A1
FR2409973A1 FR7735749A FR7735749A FR2409973A1 FR 2409973 A1 FR2409973 A1 FR 2409973A1 FR 7735749 A FR7735749 A FR 7735749A FR 7735749 A FR7735749 A FR 7735749A FR 2409973 A1 FR2409973 A1 FR 2409973A1
Authority
FR
France
Prior art keywords
fluoro
hexa
propylene
degrees
solvent
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.)
Granted
Application number
FR7735749A
Other languages
English (en)
Other versions
FR2409973B1 (fr
Inventor
Yoshio Oda
Keiichi Uchida
Shinsuke Morikawa
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
Application filed by Asahi Glass Co Ltd filed Critical Asahi Glass Co Ltd
Priority to FR7735749A priority Critical patent/FR2409973A1/fr
Publication of FR2409973A1 publication Critical patent/FR2409973A1/fr
Application granted granted Critical
Publication of FR2409973B1 publication Critical patent/FR2409973B1/fr
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D303/00—Compounds containing three-membered rings having one oxygen atom as the only ring hetero atom
    • C07D303/02—Compounds containing oxirane rings
    • C07D303/48—Compounds containing oxirane rings with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, directly attached to ring carbon atoms, e.g. ester or nitrile radicals

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Epoxy Compounds (AREA)

Abstract

A.PROCEDE DE PURIFICATION DE L'OXYDE D'HEXAFLUOROPROPYLENE. B.CE PROCEDE CONSISTE A SEPARER L'OXYDE D'HEXAFLUOROPROPYLENE DE L'HEXAFLUOROPROPYLENE PAR UNE DISTILLATION EXTRACTIVE EN PRESENCE D'UN COMPOSE NORMALEMENT LIQUIDE CHOISI DANS LE GROUPE CONSTITUE DES HYDROCARBURES CHLORES POSSEDANT PLUS DE DEUX ATOMES DE CARBONE ET DES DIALKYL ETHER DANS LESQUELS AU MOINS UN GROUPE ALKYLE EST RAMIFIE ET POSSEDE PLUS DE TROIS ATOMES DE CARBONE. C.OBTENTION D'OXYDE D'HEXAFLUOROPROPYLENE PUR.
FR7735749A 1977-11-28 1977-11-28 Procede de purification de l'oxyde d'hexafluoropropylene Granted FR2409973A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7735749A FR2409973A1 (fr) 1977-11-28 1977-11-28 Procede de purification de l'oxyde d'hexafluoropropylene

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7735749A FR2409973A1 (fr) 1977-11-28 1977-11-28 Procede de purification de l'oxyde d'hexafluoropropylene

Publications (2)

Publication Number Publication Date
FR2409973A1 true FR2409973A1 (fr) 1979-06-22
FR2409973B1 FR2409973B1 (fr) 1983-11-04

Family

ID=9198148

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7735749A Granted FR2409973A1 (fr) 1977-11-28 1977-11-28 Procede de purification de l'oxyde d'hexafluoropropylene

Country Status (1)

Country Link
FR (1) FR2409973A1 (fr)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3101304A (en) * 1960-04-28 1963-08-20 Du Pont Distillation process for fluorocarbons
US3282801A (en) * 1963-02-06 1966-11-01 Du Pont Extractive distillation of tetrafluoroethylene with an oxygenated hydrocarbon
US3326780A (en) * 1964-12-29 1967-06-20 Du Pont Extractive distillation of hexafluoropropylene epoxide mixture

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3101304A (en) * 1960-04-28 1963-08-20 Du Pont Distillation process for fluorocarbons
US3282801A (en) * 1963-02-06 1966-11-01 Du Pont Extractive distillation of tetrafluoroethylene with an oxygenated hydrocarbon
US3326780A (en) * 1964-12-29 1967-06-20 Du Pont Extractive distillation of hexafluoropropylene epoxide mixture

Also Published As

Publication number Publication date
FR2409973B1 (fr) 1983-11-04

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Legal Events

Date Code Title Description
ST Notification of lapse