FR2247495B1 - - Google Patents

Info

Publication number
FR2247495B1
FR2247495B1 FR7434478A FR7434478A FR2247495B1 FR 2247495 B1 FR2247495 B1 FR 2247495B1 FR 7434478 A FR7434478 A FR 7434478A FR 7434478 A FR7434478 A FR 7434478A FR 2247495 B1 FR2247495 B1 FR 2247495B1
Authority
FR
France
Prior art keywords
ion exchange
film
salt
cell
layer
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
FR7434478A
Other languages
English (en)
Other versions
FR2247495A1 (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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
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 EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Publication of FR2247495A1 publication Critical patent/FR2247495A1/fr
Application granted granted Critical
Publication of FR2247495B1 publication Critical patent/FR2247495B1/fr
Expired 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
    • B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
    • B01D69/02—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor characterised by their properties
    • 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
    • C08F8/30—Introducing nitrogen atoms or nitrogen-containing groups
    • C08F8/32—Introducing nitrogen atoms or nitrogen-containing groups by reaction with amines
    • 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
    • C08J5/2287—After-treatment
    • C08J5/2293—After-treatment of fluorine-containing membranes
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B1/00—Electrolytic production of inorganic compounds or non-metals
    • C25B1/01—Products
    • C25B1/34—Simultaneous production of alkali metal hydroxides and chlorine, oxyacids or salts of chlorine, e.g. by chlor-alkali electrolysis
    • C25B1/46—Simultaneous production of alkali metal hydroxides and chlorine, oxyacids or salts of chlorine, e.g. by chlor-alkali electrolysis in diaphragm cells
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/26—Web or sheet containing structurally defined element or component, the element or component having a specified physical dimension
    • Y10T428/269—Web or sheet containing structurally defined element or component, the element or component having a specified physical dimension including synthetic resin or polymer layer or component

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Materials Engineering (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Manufacturing & Machinery (AREA)
  • General Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Electrochemistry (AREA)
  • Metallurgy (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
FR7434478A 1973-10-15 1974-10-14 Expired FR2247495B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US40636173A 1973-10-15 1973-10-15

Publications (2)

Publication Number Publication Date
FR2247495A1 FR2247495A1 (fr) 1975-05-09
FR2247495B1 true FR2247495B1 (fr) 1978-10-13

Family

ID=23607651

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7434478A Expired FR2247495B1 (fr) 1973-10-15 1974-10-14

Country Status (13)

Country Link
US (1) US4085071A (fr)
JP (3) JPS5223880B2 (fr)
BE (1) BE821044A (fr)
BR (1) BR7408543D0 (fr)
CA (1) CA1033097A (fr)
DE (1) DE2437395C3 (fr)
FR (1) FR2247495B1 (fr)
GB (1) GB1484611A (fr)
IL (1) IL45845A (fr)
IT (1) IT1022851B (fr)
NL (1) NL7413546A (fr)
SU (3) SU605544A3 (fr)
ZA (1) ZA746524B (fr)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IN143622B (fr) * 1974-10-16 1978-01-07 Diamond Shamrock Corp
US4188469A (en) * 1975-05-20 1980-02-12 E. I. Du Pont De Nemours And Company Composition of hydrophilic fluoropolymers with fibrous matter and liquid carrier
US4189369A (en) * 1975-05-20 1980-02-19 E. I. Du Pont De Nemours And Company Diaphragm of hydrophilic fluoropolymers
JPS5261191A (en) * 1975-11-17 1977-05-20 Asahi Chem Ind Co Ltd Method of producing fluorine type cation exchange emebrane
CA1120429A (fr) * 1977-03-04 1982-03-23 Sirou Sujuki Traitement de membranes echangeuses de cations par une monoamine et son sel (dont le sel quaternaire d'ammonium)
JPS5460294A (en) * 1977-10-21 1979-05-15 Asahi Glass Co Ltd Electrolysis of aqueous alkali chrolide
JPS6053059B2 (ja) * 1978-07-11 1985-11-22 旭化成株式会社 改良された陽イオン交換膜の製法
JPS5535910A (en) * 1978-09-06 1980-03-13 Teijin Ltd Permselectivity composite membrane and preparation thereof
US4349650A (en) * 1979-03-14 1982-09-14 E. I. Du Pont De Nemours And Company Polyfluoroallyloxy compounds, their preparation and copolymers therefrom
US4242184A (en) * 1979-03-28 1980-12-30 Olin Corporation Membrane cell chlor-alkali process having improved overall efficiency
US4253923A (en) * 1979-06-01 1981-03-03 Olin Corporation Electrolytic process for producing potassium hydroxide
JPS5655577A (en) * 1979-10-06 1981-05-16 Toyo Soda Mfg Co Ltd Electrolyzing method for alkali metal halide
US4804727A (en) * 1980-06-11 1989-02-14 The Dow Chemical Company Process to produce novel fluorocarbon vinyl ethers and resulting polymers
US4515989A (en) * 1980-06-11 1985-05-07 The Dow Chemical Company Preparation decarboxylation and polymerization of novel acid flourides and resulting monomers
US4358545A (en) * 1980-06-11 1982-11-09 The Dow Chemical Company Sulfonic acid electrolytic cell having flourinated polymer membrane with hydration product less than 22,000
US4578512A (en) * 1980-06-11 1986-03-25 The Dow Chemical Company Process to produce novel fluorocarbon vinyl ethers and resulting polymers
US4337211A (en) * 1980-06-11 1982-06-29 The Dow Chemical Company Fluorocarbon ethers having substituted halogen site(s) and process to prepare
US4330654A (en) * 1980-06-11 1982-05-18 The Dow Chemical Company Novel polymers having acid functionality
US4470889A (en) * 1980-06-11 1984-09-11 The Dow Chemical Company Electrolytic cell having an improved ion exchange membrane and process for operating
US4358412A (en) * 1980-06-11 1982-11-09 The Dow Chemical Company Preparation of vinyl ethers
US4337137A (en) * 1980-06-11 1982-06-29 The Dow Chemical Company Composite ion exchange membranes
US4410404A (en) * 1981-06-26 1983-10-18 Diamond Shamrock Corporation Membrane cell at increased caustic concentration
US4515761A (en) * 1981-07-07 1985-05-07 E. I. Du Pont De Nemours And Company Protective garment or cover, composite semipermeable barrier fabric, and use in detoxification
US4465568A (en) * 1981-11-16 1984-08-14 Olin Corporation Electrochemical production of KNO3 /NaNO3 salt mixture
JPS59122520A (ja) * 1982-12-28 1984-07-16 Toyo Soda Mfg Co Ltd 耐久性の優れた陰イオン交換膜
EP0113481B1 (fr) * 1982-12-28 1988-03-16 Tosoh Corporation Polymères fluorocarbonés et procédé pour les produire
JPS59134709U (ja) * 1983-02-28 1984-09-08 工業技術院長 流動層炉用バ−ナ
DE3475751D1 (en) * 1984-06-26 1989-02-02 Tosoh Corp Fluorcarbon anion exchangers and processes for their preparation
US4859745A (en) * 1987-12-22 1989-08-22 The Dow Chemical Company Stratified fibrous fluoropolymer compositions and process for forming such fluoropolymers
US4916020A (en) * 1988-02-26 1990-04-10 The Dow Chemical Company Reactive bonding method
US5118398A (en) * 1989-12-05 1992-06-02 United Technologies Corporation Method and an apparatus for detecting ionizable substance
CN1045545C (zh) * 1994-12-23 1999-10-13 清华大学 分离碳60、碳70的高效固定相的制造方法
GB2302693B (en) * 1995-06-26 1999-03-10 Tokuyama Corp Fluorine-containing resin molded articles
US6033602A (en) * 1998-04-03 2000-03-07 Prosar Technologies, Inc. Cathode member including fluorinated ion exchange polymer for water-activated storage battery
US9364859B2 (en) * 2011-07-28 2016-06-14 Kimberly-Clark Worldwide, Inc. Superhydrophobic surfaces
IL239691A0 (en) 2015-06-28 2015-08-31 Technion Res & Dev Foundation Device and method for measuring flow in a channel

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL273353A (fr) * 1961-01-13
US3647086A (en) * 1969-07-09 1972-03-07 Tokuyama Soda Kk Cation exchange membrane and method of making same
US3784399A (en) * 1971-09-08 1974-01-08 Du Pont Films of fluorinated polymer containing sulfonyl groups with one surface in the sulfonamide or sulfonamide salt form and a process for preparing such
BE790369A (fr) * 1971-10-21 1973-04-20 Diamond Shamrock Corp Procede et appareil pour la preparation d'hydroxydes de metaux alcalins de haute purete dans une cuve electrolytique.
US3849243A (en) * 1971-11-08 1974-11-19 Du Pont Laminates of support material and fluorinated polymer containing pendant side chains containing sulfonyl groups
JPS5032972B2 (fr) * 1973-03-29 1975-10-25
JPS5543805B2 (fr) * 1973-10-02 1980-11-08
US3909378A (en) * 1974-06-21 1975-09-30 Du Pont Composite cation exchange membrane and use thereof in electrolysis of an alkali metal halide

Also Published As

Publication number Publication date
JPS5296987A (en) 1977-08-15
NL7413546A (nl) 1975-04-17
DE2437395B2 (de) 1978-05-24
GB1484611A (en) 1977-09-01
SU665809A3 (ru) 1979-05-30
CA1033097A (fr) 1978-06-13
DE2437395C3 (de) 1979-02-08
SU605544A3 (ru) 1978-04-30
JPS5066488A (fr) 1975-06-04
ZA746524B (en) 1976-06-30
JPS56159226A (en) 1981-12-08
IT1022851B (it) 1978-04-20
BR7408543D0 (pt) 1975-08-05
SU1106448A3 (ru) 1984-07-30
JPS5850316B2 (ja) 1983-11-09
JPS5223880B2 (fr) 1977-06-27
IL45845A (en) 1977-06-30
IL45845A0 (en) 1974-12-31
FR2247495A1 (fr) 1975-05-09
US4085071A (en) 1978-04-18
DE2437395A1 (de) 1975-04-17
BE821044A (fr) 1975-04-14

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Legal Events

Date Code Title Description
ST Notification of lapse