DE2818128C2 - - Google Patents

Info

Publication number
DE2818128C2
DE2818128C2 DE2818128A DE2818128A DE2818128C2 DE 2818128 C2 DE2818128 C2 DE 2818128C2 DE 2818128 A DE2818128 A DE 2818128A DE 2818128 A DE2818128 A DE 2818128A DE 2818128 C2 DE2818128 C2 DE 2818128C2
Authority
DE
Germany
Prior art keywords
membrane
groups
fluorine
sulfonyl
polymer
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 - Lifetime
Application number
DE2818128A
Other languages
German (de)
English (en)
Other versions
DE2818128A1 (de
Inventor
Yasuharu Tokio/Tokyo Jp Onoue
Toshikatsu Sata
Akihiko Nakahara
Junichi Tokuyama Yamaguchi Jp Itoh
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.)
Tokuyama Corp
Original Assignee
Tokuyama Corp
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 claimed from JP4686177A external-priority patent/JPS53132069A/ja
Priority claimed from JP15269477A external-priority patent/JPS5483982A/ja
Application filed by Tokuyama Corp filed Critical Tokuyama Corp
Publication of DE2818128A1 publication Critical patent/DE2818128A1/de
Application granted granted Critical
Publication of DE2818128C2 publication Critical patent/DE2818128C2/de
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/30—Polyalkenyl halides
    • B01D71/32—Polyalkenyl halides containing fluorine atoms
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
    • B01D67/0002—Organic membrane manufacture
    • B01D67/0006—Organic membrane manufacture by chemical reactions
    • 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
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/20—Manufacture of shaped structures of ion-exchange resins
    • C08J5/22—Films, membranes or diaphragms
    • C08J5/2206—Films, membranes or diaphragms based on organic and/or inorganic macromolecular compounds
    • C08J5/2218—Synthetic macromolecular compounds
    • C08J5/2231—Synthetic macromolecular compounds based on macromolecular compounds obtained by reactions involving unsaturated carbon-to-carbon bonds
    • C08J5/2237—Synthetic macromolecular compounds based on macromolecular compounds obtained by reactions involving unsaturated carbon-to-carbon bonds containing fluorine
    • 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
    • C08J2327/18—Homopolymers or copolymers of tetrafluoroethylene

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
DE19782818128 1977-04-25 1978-04-25 Verfahren zur herstellung fluorhaltiger polymerer Granted DE2818128A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP4686177A JPS53132069A (en) 1977-04-25 1977-04-25 Production of fluorine-containing membrane
JP15269477A JPS5483982A (en) 1977-12-19 1977-12-19 Preparation of fluorine-containing polymer

Publications (2)

Publication Number Publication Date
DE2818128A1 DE2818128A1 (de) 1978-11-02
DE2818128C2 true DE2818128C2 (forum.php) 1990-08-16

Family

ID=26387006

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19782818128 Granted DE2818128A1 (de) 1977-04-25 1978-04-25 Verfahren zur herstellung fluorhaltiger polymerer

Country Status (5)

Country Link
US (2) US4200711A (forum.php)
CA (1) CA1134993A (forum.php)
DE (1) DE2818128A1 (forum.php)
FR (1) FR2388831A1 (forum.php)
GB (1) GB1600842A (forum.php)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS551351B2 (forum.php) * 1974-03-07 1980-01-12
IT1061477B (it) * 1975-07-09 1983-02-28 Asahi Chemical Ind Membrana scambiatrice di cationi sua preparazione e suo impiego
US4200711A (en) * 1977-04-25 1980-04-29 Tokuyama Soda Kabushiki Kaisha Process for preparing fluorine-containing polymers having carboxyl groups
US4544458A (en) * 1978-11-13 1985-10-01 E. I. Du Pont De Nemours And Company Fluorinated ion exchange polymer containing carboxylic groups, process for making same, and film and membrane thereof
JPS55160028A (en) * 1979-05-31 1980-12-12 Asahi Chem Ind Co Ltd Improved fluorinated cation exchange membrane and production thereof
JPS5792028A (en) * 1980-11-29 1982-06-08 Asahi Chem Ind Co Ltd Fluorocarbon cation exchange membrane
NO148267C (no) * 1981-06-16 1983-09-07 Norsk Hydro As Diafragma for vannelektrolyse
US4366262A (en) * 1981-06-26 1982-12-28 Diamond Shamrock Corporation Method for catalyzed conversion of perfluorocarbon cationic exchange functionality with SF4
US4391844A (en) * 1981-06-26 1983-07-05 Diamond Shamrock Corporation Method for making linings and coatings from soluble cross-linkable perfluorocarbon copolymers
JPS5834805A (ja) * 1981-08-24 1983-03-01 Tokuyama Soda Co Ltd カルボキシル基を有する含弗素化合物の製造方法
DE3230528A1 (de) * 1982-02-27 1983-09-15 Hoechst Ag, 6230 Frankfurt Verfahren zur herstellung von carboxylgruppen enthaltenden fluorkohlenstoffpolymerisaten sowie einige ausgangsstoffe hierfuer und die bei dem verfahren als zwischenprodukte auftretenden fluorsulfatoverbindungen
GB8331860D0 (en) * 1983-11-29 1984-01-04 Ici Plc Exchange membrane
DE3676672D1 (de) * 1985-10-14 1991-02-07 Tosoh Corp Verfahren zur herstellung einer fluorierten anionenaustauschermembran mit hoher selektivitaet.
US4743658A (en) * 1985-10-21 1988-05-10 E. I. Du Pont De Nemours And Company Stable tetrafluoroethylene copolymers
JP3846029B2 (ja) * 1998-05-14 2006-11-15 ユニマテック株式会社 両末端ｃｏｏｈ基含有フッ素化オリゴマーの製造法
US20020192181A1 (en) * 2001-03-21 2002-12-19 Williams David Neil Anti-fouling compositions with a fluorinated alkyl- or alkoxy-containing polymer or oligomer
DE102006041512A1 (de) * 2006-08-29 2008-03-20 Leibniz-Institut Für Polymerforschung Dresden E.V. Radikalfreies PTFE und Verfahren zur seiner Herstellung

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB765608A (en) 1953-12-14 1957-01-09 Union Carbide & Carbon Corp Stablilized polychlorotrifluoroethylene resins
GB1214498A (en) * 1967-12-01 1970-12-02 Inst Silikon Und Flourkarbon C Process for the preparation of perflourinated carboxylic acids
JPS5224177A (en) * 1975-07-09 1977-02-23 Asahi Chem Ind Co Ltd Manufacturing method of fluorocarbon cathion exchange membrane
IT1061477B (it) * 1975-07-09 1983-02-28 Asahi Chemical Ind Membrana scambiatrice di cationi sua preparazione e suo impiego
US4075184A (en) * 1976-03-11 1978-02-21 Ppg Industries, Inc. Method of sulfonating fluorocarbon polymers and fluorocarbon polymer produced thereby
FR2388013B1 (fr) * 1977-04-20 1985-08-02 Du Pont Polymeres fluores echangeurs d'ions contenant des groupes carboxyliques, leur preparation et leur utilisation dans des cellules d'electrolyse chlore-alcali
US4200711A (en) * 1977-04-25 1980-04-29 Tokuyama Soda Kabushiki Kaisha Process for preparing fluorine-containing polymers having carboxyl groups

Also Published As

Publication number Publication date
US4200711A (en) 1980-04-29
CA1134993A (en) 1982-11-02
FR2388831B1 (forum.php) 1984-07-27
US4294943A (en) 1981-10-13
FR2388831A1 (fr) 1978-11-24
DE2818128A1 (de) 1978-11-02
GB1600842A (en) 1981-10-21

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Legal Events

Date Code Title Description
8128 New person/name/address of the agent

Representative=s name: KOHLER, M., DIPL.-CHEM. DR.RER.NAT., PAT.-ANW., 80

8110 Request for examination paragraph 44
8128 New person/name/address of the agent

Representative=s name: GLAESER, J., DIPL.-ING., 2000 HAMBURG KRESSIN, H.,

D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee