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FR1241770A - Process for preparing tetrafluoroethylene - Google Patents

Process for preparing tetrafluoroethylene

Info

Publication number
FR1241770A
FR1241770A FR801503A FR801503A FR1241770A FR 1241770 A FR1241770 A FR 1241770A FR 801503 A FR801503 A FR 801503A FR 801503 A FR801503 A FR 801503A FR 1241770 A FR1241770 A FR 1241770A
Authority
FR
France
Prior art keywords
preparing tetrafluoroethylene
tetrafluoroethylene
preparing
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.)
Expired
Application number
FR801503A
Other languages
French (fr)
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.)
Hoechst AG
Original Assignee
Hoechst AG
Farbwerke Hoechst AG
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 Hoechst AG, Farbwerke Hoechst AG filed Critical Hoechst AG
Application granted granted Critical
Publication of FR1241770A publication Critical patent/FR1241770A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/0006—Controlling or regulating processes
    • B01J19/0013—Controlling the temperature of the process
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00—Preparation of halogenated hydrocarbons
    • C07C17/26—Preparation of halogenated hydrocarbons by reactions involving an increase in the number of carbon atoms in the skeleton
    • C07C17/263—Preparation of halogenated hydrocarbons by reactions involving an increase in the number of carbon atoms in the skeleton by condensation reactions
    • C07C17/269—Preparation of halogenated hydrocarbons by reactions involving an increase in the number of carbon atoms in the skeleton by condensation reactions of only halogenated hydrocarbons
    • 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
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00051—Controlling the temperature
    • B01J2219/00054—Controlling or regulating the heat exchange system
    • B01J2219/00056—Controlling or regulating the heat exchange system involving measured parameters
    • B01J2219/00058—Temperature measurement
    • B01J2219/00063—Temperature measurement of the reactants
    • 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
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00051—Controlling the temperature
    • B01J2219/00074—Controlling the temperature by indirect heating or cooling employing heat exchange fluids
    • B01J2219/00076—Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements inside the reactor
    • B01J2219/00083—Coils
    • 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
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00051—Controlling the temperature
    • B01J2219/00157—Controlling the temperature by means of a burner
    • 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
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00051—Controlling the temperature
    • B01J2219/00159—Controlling the temperature controlling multiple zones along the direction of flow, e.g. pre-heating and after-cooling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR801503A 1958-07-29 1959-07-29 Process for preparing tetrafluoroethylene Expired FR1241770A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEF0026279 1958-07-29

Publications (1)

Publication Number Publication Date
FR1241770A true FR1241770A (en) 1960-09-23

Family

ID=7091957

Family Applications (1)

Application Number Title Priority Date Filing Date
FR801503A Expired FR1241770A (en) 1958-07-29 1959-07-29 Process for preparing tetrafluoroethylene

Country Status (4)

Country Link
US (1) US2994723A (en)
DE (1) DE1073475B (en)
FR (1) FR1241770A (en)
GB (1) GB904022A (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL269647A (en) * 1960-09-28
NL288069A (en) * 1962-01-24
GB1041592A (en) * 1962-02-21 1966-09-07 Daikin Ind Ltd Apparatus for the pyrolysis of chlorodifluoromethane
BE637627A (en) * 1962-09-20
US3446858A (en) * 1963-03-30 1969-05-27 Daikin Ind Ltd Process for the manufacture of hexafluoropropene
US3354233A (en) * 1963-10-01 1967-11-21 Allied Chem Production of tetrafluoroethylene
US3489807A (en) * 1968-02-09 1970-01-13 Haruo Shingu Process for the production of fluorinated olefinic compounds
GB8708618D0 (en) * 1987-04-10 1987-05-13 Ici Plc Production process
KR100523561B1 (en) * 2002-10-23 2005-10-25 한국과학기술연구원 Preparation of Terafluoroethylene and Hexafluoropropylene Simultaneously
JP5201284B1 (en) * 2012-03-14 2013-06-05 旭硝子株式会社 Method for producing 2,3,3,3-tetrafluoropropene

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2551573A (en) * 1945-11-30 1951-05-08 Du Pont Pyrolysis of chloro-fluoro alkanes

Also Published As

Publication number Publication date
GB904022A (en) 1962-08-22
DE1073475B (en) 1960-01-21
US2994723A (en) 1961-08-01

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