FR1491033A - Process for manufacturing a porous diaphragm - Google Patents

Process for manufacturing a porous diaphragm

Info

Publication number
FR1491033A
FR1491033A FR74838A FR74838A FR1491033A FR 1491033 A FR1491033 A FR 1491033A FR 74838 A FR74838 A FR 74838A FR 74838 A FR74838 A FR 74838A FR 1491033 A FR1491033 A FR 1491033A
Authority
FR
France
Prior art keywords
manufacturing
porous diaphragm
diaphragm
porous
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
FR74838A
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.)
Imperial Chemical Industries Ltd
Original Assignee
Imperial Chemical Industries 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 Imperial Chemical Industries Ltd filed Critical Imperial Chemical Industries Ltd
Application granted granted Critical
Publication of FR1491033A publication Critical patent/FR1491033A/en
Expired legal-status Critical Current

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
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/26—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof by elimination of a solid phase from a macromolecular composition or article, e.g. leaching out
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L27/00—Compositions 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; Compositions of derivatives of such polymers
    • C08L27/02—Compositions 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; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L27/12—Compositions 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; Compositions of derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
    • C08L27/18—Homopolymers or copolymers or tetrafluoroethene
    • 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
    • C25B13/00—Diaphragms; Spacing elements
    • 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
    • C25B13/00—Diaphragms; Spacing elements
    • C25B13/04—Diaphragms; Spacing elements characterised by the material
    • C25B13/08—Diaphragms; Spacing elements characterised by the material based on organic materials
    • 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)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Electrochemistry (AREA)
  • Metallurgy (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
FR74838A 1965-08-31 1966-08-31 Process for manufacturing a porous diaphragm Expired FR1491033A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB37174/65A GB1081046A (en) 1965-08-31 1965-08-31 Manufacture of porous diaphragms

Publications (1)

Publication Number Publication Date
FR1491033A true FR1491033A (en) 1967-08-04

Family

ID=10394375

Family Applications (1)

Application Number Title Priority Date Filing Date
FR74838A Expired FR1491033A (en) 1965-08-31 1966-08-31 Process for manufacturing a porous diaphragm

Country Status (3)

Country Link
JP (1) JPS4625267B1 (en)
FR (1) FR1491033A (en)
GB (1) GB1081046A (en)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2534464A1 (en) * 1974-08-02 1976-02-12 Rhone Poulenc Ind METHOD OF MANUFACTURING A MICROPOROUS WEB AND ITS USE AS A DIAPHRAGMA
US3980613A (en) * 1973-05-18 1976-09-14 Rhone-Progil Method of manufacturing electrolysis cell diaphragms
US4098672A (en) * 1973-07-18 1978-07-04 Imperial Chemical Industries Limited Porous diaphragms
JPS5582790A (en) * 1978-11-03 1980-06-21 Hooker Chemicals Plastics Corp Minor pored polymer separator for use as electrolytic process and unit
US4250002A (en) * 1979-09-19 1981-02-10 Hooker Chemicals & Plastics Corp. Polymeric microporous separators for use in electrolytic processes and devices
US4289600A (en) 1978-03-31 1981-09-15 Hooker Chemicals & Plastics Corp. Microporous membrane materials
US4292146A (en) 1979-08-07 1981-09-29 Hooker Chemicals & Plastics Corp. Porous polyfluoroalkylene sheet useful for separating anolyte from catholyte in electrolytic cells
US4341614A (en) * 1977-11-15 1982-07-27 Imperial Chemical Industries Limited Production of porous diaphragms

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1364683A (en) * 1970-08-13 1974-08-29 Yuasa Battery Co Ltd Diaphragm and method of manufacturing the same
BE794889A (en) * 1972-02-04 1973-08-02 Ici Ltd PROCESS FOR MANUFACTURING A POROUS DIAPHRAGM
US4089758A (en) * 1974-05-24 1978-05-16 Imperial Chemical Industries Limited Electrolytic process
US4201643A (en) 1974-06-07 1980-05-06 United Kingdom Atomic Energy Authority Analytical apparatus
US3944477A (en) * 1974-10-15 1976-03-16 Basf Wyandotte Corporation Diaphragm for electrolytic cell for chlorine production
US4210515A (en) * 1975-02-10 1980-07-01 Basf Wyandotte Corporation Thermoplastic fibers as separator or diaphragm in electrochemical cells
US4126536A (en) * 1976-12-27 1978-11-21 Basf Wyandotte Corporation Diaphragms for chlor-alkali cells
US4224130A (en) * 1978-02-13 1980-09-23 The Dow Chemical Company Electrolytic diaphragm cell
US4149951A (en) * 1978-05-22 1979-04-17 Eddleman William L Frame filter press and apparatus
NZ191813A (en) * 1978-11-03 1982-09-07 Hooker Chemicals Plastics Corp Polymeric microporous electrolytic cell separator selection of physical parameters to predict performance
US4256845A (en) * 1979-02-15 1981-03-17 Glasrock Products, Inc. Porous sheets and method of manufacture
US4263121A (en) * 1979-10-10 1981-04-21 The Dow Chemical Company Method to fabricate polymeric membranes and diaphragms
US4297196A (en) 1980-03-17 1981-10-27 Hooker Chemicals & Plastics Corp. Stable low voltage microporous diaphragm for electrolytic cells
GB8314461D0 (en) * 1982-06-09 1983-06-29 Ici Plc Porous diaphragm
US6103172A (en) 1998-04-07 2000-08-15 Pall Corporation Method of preparaing a porous polytetrafluoroethylene membranne
JP4842294B2 (en) * 2008-04-30 2011-12-21 日東電工株式会社 Porous sheet, method for producing the same, and heat insulating sheet
US20110223427A1 (en) * 2008-11-12 2011-09-15 Nitto Denko Corporation Method of producing electrically insulating thermally conductive sheet, electrically insulating thermally conductive sheet, and heat dissipating member

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3980613A (en) * 1973-05-18 1976-09-14 Rhone-Progil Method of manufacturing electrolysis cell diaphragms
US4098672A (en) * 1973-07-18 1978-07-04 Imperial Chemical Industries Limited Porous diaphragms
DE2534464A1 (en) * 1974-08-02 1976-02-12 Rhone Poulenc Ind METHOD OF MANUFACTURING A MICROPOROUS WEB AND ITS USE AS A DIAPHRAGMA
US4341614A (en) * 1977-11-15 1982-07-27 Imperial Chemical Industries Limited Production of porous diaphragms
US4289600A (en) 1978-03-31 1981-09-15 Hooker Chemicals & Plastics Corp. Microporous membrane materials
JPS5582790A (en) * 1978-11-03 1980-06-21 Hooker Chemicals Plastics Corp Minor pored polymer separator for use as electrolytic process and unit
US4292146A (en) 1979-08-07 1981-09-29 Hooker Chemicals & Plastics Corp. Porous polyfluoroalkylene sheet useful for separating anolyte from catholyte in electrolytic cells
US4250002A (en) * 1979-09-19 1981-02-10 Hooker Chemicals & Plastics Corp. Polymeric microporous separators for use in electrolytic processes and devices

Also Published As

Publication number Publication date
JPS4625267B1 (en) 1971-07-21
GB1081046A (en) 1967-08-31

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