BE899726A - Diaphragmes de faible resistance ohmique applicables dans les electrolyseurs alcalins. - Google Patents

Diaphragmes de faible resistance ohmique applicables dans les electrolyseurs alcalins.

Info

Publication number
BE899726A
BE899726A BE0/212985A BE212985A BE899726A BE 899726 A BE899726 A BE 899726A BE 0/212985 A BE0/212985 A BE 0/212985A BE 212985 A BE212985 A BE 212985A BE 899726 A BE899726 A BE 899726A
Authority
BE
Belgium
Prior art keywords
ohmic resistance
applicable
diaphragms
low ohmic
alkaline electrolysers
Prior art date
Application number
BE0/212985A
Other languages
English (en)
Inventor
R Dick
Original Assignee
Inst Nat Rech Chimique
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 Inst Nat Rech Chimique filed Critical Inst Nat Rech Chimique
Publication of BE899726A publication Critical patent/BE899726A/fr

Links

Classifications

    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/489—Separators, membranes, diaphragms or spacing elements inside the cells, characterised by their physical properties, e.g. swelling degree, hydrophilicity or shut down properties
    • H01M50/491—Porosity
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/409—Separators, membranes or diaphragms characterised by the material
    • H01M50/411—Organic material
    • H01M50/414—Synthetic resins, e.g. thermoplastics or thermosetting resins
    • H01M50/426—Fluorocarbon polymers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2300/00—Electrolytes
    • H01M2300/0002—Aqueous electrolytes
    • H01M2300/0014—Alkaline electrolytes
    • 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
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Materials Engineering (AREA)
  • Engineering & Computer Science (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Porous Artificial Stone Or Porous Ceramic Products (AREA)
  • Inert Electrodes (AREA)
  • Fuel Cell (AREA)

Abstract

Diaphragmes qui consistent en membranes d'épaisseur jusqu'à 700 microns, en polymère poreux renfermant des oxydes, hydroxydes ou sels inorganiques de volumes de pores élevés et de faible solubilité dans KOH choisis parmi les métaux alcalins et alcalino-terreux, les métaux des groupes du zirconium, du thorium et du cérium; ils présentant une résistance ohmique mesurée dans HOH 1ON à 110 degrés d'au plus 0,3 ohm/cm2, un taux de porosité supérieur à 50% avec des pores d'au plus 1 micron, une résistance à la traction d'au moins 25 kg/cm2, un module d'élasticité d'au moins 200kg/cm2 et une résistance à l'éclatement d'au moins 3 kg/cm2.
BE0/212985A 1983-05-24 1984-05-23 Diaphragmes de faible resistance ohmique applicables dans les electrolyseurs alcalins. BE899726A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8308498A FR2546535B1 (fr) 1983-05-24 1983-05-24 Diaphragmes de faible resistance ohmique applicables dans les electrolyseurs alcalins et les piles alcalines

Publications (1)

Publication Number Publication Date
BE899726A true BE899726A (fr) 1984-09-17

Family

ID=9289097

Family Applications (1)

Application Number Title Priority Date Filing Date
BE0/212985A BE899726A (fr) 1983-05-24 1984-05-23 Diaphragmes de faible resistance ohmique applicables dans les electrolyseurs alcalins.

Country Status (7)

Country Link
BE (1) BE899726A (fr)
CA (1) CA1232871A (fr)
CH (1) CH658199A5 (fr)
DE (1) DE3419479A1 (fr)
FR (1) FR2546535B1 (fr)
IT (1) IT1179176B (fr)
NO (1) NO842051L (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8600401D0 (en) * 1986-01-08 1986-02-12 Hydrogen Systems Nv Ion-permeable diaphragms
JP6411631B2 (ja) 2015-03-18 2018-10-24 旭化成株式会社 アルカリ水電解用隔膜、アルカリ水電解装置、水素の製造方法及びアルカリ水電解用隔膜の製造方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3713890A (en) * 1970-01-28 1973-01-30 Mc Donnell Douglas Corp Flexible battery separator and method of production
US3930886A (en) * 1971-11-11 1976-01-06 Leesona Corporation Porous fluoro-carbon polymer matrices
JPS52127479A (en) * 1976-04-20 1977-10-26 Agency Of Ind Science & Technol Chemical resistant diaphragm and its preparation
US4264691A (en) * 1979-07-13 1981-04-28 W. R. Grace & Co. Battery interseparator

Also Published As

Publication number Publication date
FR2546535A1 (fr) 1984-11-30
FR2546535B1 (fr) 1989-11-24
CH658199A5 (fr) 1986-10-31
NO842051L (no) 1984-11-26
CA1232871A (fr) 1988-02-16
IT1179176B (it) 1987-09-16
IT8448245A0 (it) 1984-05-23
DE3419479A1 (de) 1984-12-06

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