ATA963774A - METHOD AND APPARATUS FOR THE PRODUCTION OF SUBSTITUTED HIGHLY FLUOROUS HYDROCARBONS FROM HIGHLY FLUOROUS POLYMERS TO OLIGOMERS, PREFERABLY FROM POLYTETRAFLUORATHYLENE - Google Patents

METHOD AND APPARATUS FOR THE PRODUCTION OF SUBSTITUTED HIGHLY FLUOROUS HYDROCARBONS FROM HIGHLY FLUOROUS POLYMERS TO OLIGOMERS, PREFERABLY FROM POLYTETRAFLUORATHYLENE

Info

Publication number
ATA963774A
ATA963774A AT963774A AT963774A ATA963774A AT A963774 A ATA963774 A AT A963774A AT 963774 A AT963774 A AT 963774A AT 963774 A AT963774 A AT 963774A AT A963774 A ATA963774 A AT A963774A
Authority
AT
Austria
Prior art keywords
highly
fluorous
polytetrafluorathylene
oligomers
hydrocarbons
Prior art date
Application number
AT963774A
Other languages
German (de)
Other versions
AT339598B (en
Inventor
Armin Dr Ferse
Harald Dr Grimm
Adolf Dr Heger
Original Assignee
Akad Wissenschaften Ddr
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
Priority to DD14343569A priority Critical patent/DD112589A3/xx
Application filed by Akad Wissenschaften Ddr filed Critical Akad Wissenschaften Ddr
Priority to AT963774A priority patent/AT339598B/en
Priority to DE19742456869 priority patent/DE2456869A1/en
Priority to CH1628174A priority patent/CH617941A5/en
Priority to NL7416010A priority patent/NL7416010A/en
Priority to GB5332974A priority patent/GB1495297A/en
Priority to BE151479A priority patent/BE823324A/en
Priority to JP14629074A priority patent/JPS5175001A/ja
Priority to LU71551A priority patent/LU71551A1/xx
Priority to FR7443073A priority patent/FR2295970B1/en
Publication of ATA963774A publication Critical patent/ATA963774A/en
Application granted granted Critical
Publication of AT339598B publication Critical patent/AT339598B/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J11/00—Recovery or working-up of waste materials
    • C08J11/04—Recovery or working-up of waste materials of polymers
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00—Preparation of halogenated hydrocarbons
    • C07C17/361—Preparation of halogenated hydrocarbons by reactions involving a decrease in the number of carbon atoms
    • C07C17/367—Preparation of halogenated hydrocarbons by reactions involving a decrease in the number of carbon atoms by depolymerisation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C53/00—Saturated compounds having only one carboxyl group bound to an acyclic carbon atom or hydrogen
    • C07C53/15—Saturated compounds having only one carboxyl group bound to an acyclic carbon atom or hydrogen containing halogen
    • C07C53/19—Acids containing three or more carbon atoms
    • C07C53/21—Acids containing three or more carbon atoms containing fluorine
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F8/00—Chemical modification by after-treatment
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F8/00—Chemical modification by after-treatment
    • C08F8/50—Partial depolymerisation
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/28—Treatment by wave energy or particle radiation
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21K—HANDLING OF PARTICLES OR IONISING RADIATION NOT OTHERWISE PROVIDED FOR; IRRADIATION DEVICES; GAMMA RAY OR X-RAY MICROSCOPES
    • G21K5/00—Irradiation devices
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2327/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers
    • C08J2327/02—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment
    • C08J2327/12—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/141—Feedstock
    • Y02P20/143—Feedstock the feedstock being recycled material, e.g. plastics
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/582—Recycling of unreacted starting or intermediate materials
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/62—Plastics recycling; Rubber recycling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Sustainable Development (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Treatments Of Macromolecular Shaped Articles (AREA)
AT963774A 1969-10-31 1974-12-02 METHOD AND APPARATUS FOR THE PRODUCTION OF SUBSTITUTED HIGHLY FLUOROUS HYDROCARBONS FROM HIGHLY FLUOROUS POLYMERS TO OLIGOMERS, PREFERABLY FROM POLYTETRAFLUORATHYLENE AT339598B (en)

Priority Applications (10)

Application Number Priority Date Filing Date Title
DD14343569A DD112589A3 (en) 1969-10-31 1969-10-31
AT963774A AT339598B (en) 1969-10-31 1974-12-02 METHOD AND APPARATUS FOR THE PRODUCTION OF SUBSTITUTED HIGHLY FLUOROUS HYDROCARBONS FROM HIGHLY FLUOROUS POLYMERS TO OLIGOMERS, PREFERABLY FROM POLYTETRAFLUORATHYLENE
DE19742456869 DE2456869A1 (en) 1969-10-31 1974-12-02 PROCESS AND APPARATUS FOR THE PRODUCTION OF SUBSTITUTED HIGHLY FLUOROUS HYDROCARBON DERIVATIVES FROM HIGHLY FLUOROUS POLYMERS TO OLIGOMERS, PREFERABLY FROM POLYTETRAFLUOROETHYLENE
CH1628174A CH617941A5 (en) 1969-10-31 1974-12-06 Process and apparatus for preparing highly fluorinated hydrocarbons
NL7416010A NL7416010A (en) 1969-10-31 1974-12-09 METHOD AND EQUIPMENT FOR PREPARING SUBSTITUTED AND FUNCTIONALIZED HIGH FLUORIDATED HYDROCARBON DERIVATIVES FROM HIGH FLUORIDATED POLYMERS TO OLIGOMERS, PREFERABLY FROM POLYTETRAFLUORETINES.
GB5332974A GB1495297A (en) 1969-10-31 1974-12-10 Process for the production of perfluoro hydrocarbons
BE151479A BE823324A (en) 1969-10-31 1974-12-13 METHOD AND APPARATUS FOR MANUFACTURING HIGHLY FLUOROUS HYDROCARBON DERIVATIVES.
JP14629074A JPS5175001A (en) 1969-10-31 1974-12-19
LU71551A LU71551A1 (en) 1969-10-31 1974-12-23
FR7443073A FR2295970B1 (en) 1969-10-31 1974-12-27 PROCESS AND DEVICE FOR OBTAINING HIGHLY FLUORINATED SUBSTITUTED AND FUNCTIONALIZED HYDROCARBON DERIVATIVES

Applications Claiming Priority (9)

Application Number Priority Date Filing Date Title
DD14343569A DD112589A3 (en) 1969-10-31 1969-10-31
AT963774A AT339598B (en) 1969-10-31 1974-12-02 METHOD AND APPARATUS FOR THE PRODUCTION OF SUBSTITUTED HIGHLY FLUOROUS HYDROCARBONS FROM HIGHLY FLUOROUS POLYMERS TO OLIGOMERS, PREFERABLY FROM POLYTETRAFLUORATHYLENE
DE19742456869 DE2456869A1 (en) 1969-10-31 1974-12-02 PROCESS AND APPARATUS FOR THE PRODUCTION OF SUBSTITUTED HIGHLY FLUOROUS HYDROCARBON DERIVATIVES FROM HIGHLY FLUOROUS POLYMERS TO OLIGOMERS, PREFERABLY FROM POLYTETRAFLUOROETHYLENE
CH1628174A CH617941A5 (en) 1969-10-31 1974-12-06 Process and apparatus for preparing highly fluorinated hydrocarbons
NL7416010A NL7416010A (en) 1969-10-31 1974-12-09 METHOD AND EQUIPMENT FOR PREPARING SUBSTITUTED AND FUNCTIONALIZED HIGH FLUORIDATED HYDROCARBON DERIVATIVES FROM HIGH FLUORIDATED POLYMERS TO OLIGOMERS, PREFERABLY FROM POLYTETRAFLUORETINES.
GB5332974A GB1495297A (en) 1969-10-31 1974-12-10 Process for the production of perfluoro hydrocarbons
BE151479A BE823324A (en) 1969-10-31 1974-12-13 METHOD AND APPARATUS FOR MANUFACTURING HIGHLY FLUOROUS HYDROCARBON DERIVATIVES.
JP14629074A JPS5175001A (en) 1969-10-31 1974-12-19
FR7443073A FR2295970B1 (en) 1969-10-31 1974-12-27 PROCESS AND DEVICE FOR OBTAINING HIGHLY FLUORINATED SUBSTITUTED AND FUNCTIONALIZED HYDROCARBON DERIVATIVES

Publications (2)

Publication Number Publication Date
ATA963774A true ATA963774A (en) 1977-02-15
AT339598B AT339598B (en) 1977-10-25

Family

ID=27575581

Family Applications (1)

Application Number Title Priority Date Filing Date
AT963774A AT339598B (en) 1969-10-31 1974-12-02 METHOD AND APPARATUS FOR THE PRODUCTION OF SUBSTITUTED HIGHLY FLUOROUS HYDROCARBONS FROM HIGHLY FLUOROUS POLYMERS TO OLIGOMERS, PREFERABLY FROM POLYTETRAFLUORATHYLENE

Country Status (10)

Country Link
JP (1) JPS5175001A (en)
AT (1) AT339598B (en)
BE (1) BE823324A (en)
CH (1) CH617941A5 (en)
DD (1) DD112589A3 (en)
DE (1) DE2456869A1 (en)
FR (1) FR2295970B1 (en)
GB (1) GB1495297A (en)
LU (1) LU71551A1 (en)
NL (1) NL7416010A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10351814A1 (en) 2003-10-30 2005-06-16 Institut Für Polymerforschung Dresden E.V. Free-radically coupled PTFE polymer compounds and process for their preparation
DE10351812B4 (en) * 2003-10-30 2006-04-20 Leibniz-Institut Für Polymerforschung Dresden E.V. Modified perfluorocarbons and process for their preparation
DE10351813B4 (en) 2003-10-30 2006-04-13 Leibniz-Institut Für Polymerforschung Dresden E.V. Free-radically coupled PTFE polymer powders and process for their preparation
WO2021165923A1 (en) * 2020-02-21 2021-08-26 3M Innovative Properties Company Upcycling perfluoropolymers into fluorinated olefins

Also Published As

Publication number Publication date
LU71551A1 (en) 1975-06-17
DD112589A3 (en) 1975-04-20
AT339598B (en) 1977-10-25
GB1495297A (en) 1977-12-14
DE2456869A1 (en) 1976-06-10
BE823324A (en) 1975-06-13
CH617941A5 (en) 1980-06-30
NL7416010A (en) 1976-06-11
FR2295970A1 (en) 1976-07-23
JPS5175001A (en) 1976-06-29
FR2295970B1 (en) 1980-03-28

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