FI68671C - Permeabel diafragma av ett hydrofobt organisk polymert material foer elektrolys av vattenloesningar av en alkalimetallhalogenid - Google Patents

Permeabel diafragma av ett hydrofobt organisk polymert material foer elektrolys av vattenloesningar av en alkalimetallhalogenid Download PDF

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Publication number
FI68671C
FI68671C FI810932A FI810932A FI68671C FI 68671 C FI68671 C FI 68671C FI 810932 A FI810932 A FI 810932A FI 810932 A FI810932 A FI 810932A FI 68671 C FI68671 C FI 68671C
Authority
FI
Finland
Prior art keywords
diaphragm
metal oxide
electrolysis
polymeric material
polymer material
Prior art date
Application number
FI810932A
Other languages
English (en)
Finnish (fi)
Other versions
FI68671B (fi
FI810932L (fi
Inventor
Jean Indeherbergh
Edgard Nicolas
Original Assignee
Solvay
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 Solvay filed Critical Solvay
Publication of FI810932L publication Critical patent/FI810932L/fi
Publication of FI68671B publication Critical patent/FI68671B/fi
Application granted granted Critical
Publication of FI68671C publication Critical patent/FI68671C/fi

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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

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Materials For Medical Uses (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)

Claims (10)

1. Permeabelt diafragma av ett hydrofobiskt, organiskt polymermaterial för en elektrolyscell avsedd till elektrolys 5 av vattenlösningar av alkalimetallhalogenider, vilket diafragma innehäller en hydrofil metalloxid i partikelform, kännetecknat därav, att metalloxiden valts bland oxider av metaller ur gruppen Ha i grundämnenas periodiska system, varvid metalloxiden föreligger i form av partiklar 10 med en genomsnittlig diameter av högst 0,5^um.
2. Diafragma enligt patentkravet 1, kännetecknat därav, att metalloxiden utgörs av magnesiumoxid.
3. Diafragma enligt patentkravet 1 eller 2, kännetecknat därav, att metalloxidpartiklarna har en genom- 15 snittlig diameter av 0,002-0,2^um.
4. Diafragma enligt nägot av patentkraven 1-3, kännetecknat därav, att mängden av metalloxid ligger inom omradet 20-60%, beräknat pä diafragmats totalvikt.
5. Diafragma enligt nägot av patentkraven 1-4, k ä n -20 netecknat därav, att det organiska polymermaterialet föreligger i fiberform.
6. Diagragma enligt nägot av patentkraven 1-5, k ä n-netecknat därav, att metalloxiden inkluderats i det organiska polymermaterialet in situ, vari den bildar ett 25 fyllmedel.
7. Diafragma enligt patentkravet 6, kännetecknat därav, att ett ytaktivt ämne inkluderats i det organiska polymermaterialet in situ, väri det bildar ett fyllmedel.
8. Diafragma enligt patentkravet 7, känneteck nat därav, att mängden av det ytaktiva ämnet ligger inom cmrädet 2-7%, beräknat pä vikten av organiska polymermaterialet.
9. Diafragma enligt nägot av patentkraven 1-8, k ä n -35 netecknat därav, att det organiska polymermaterialet utgörs av en sampolymer av tetrafluoretylen och per-fluorpropylen.
FI810932A 1980-03-27 1981-03-26 Permeabel diafragma av ett hydrofobt organisk polymert material foer elektrolys av vattenloesningar av en alkalimetallhalogenid FI68671C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8006919A FR2485041A1 (fr) 1980-03-27 1980-03-27 Diaphragme permeable en matiere polymerique organique pour cellule d'electrolyse de solutions aqueuses d'halogenure de metal alcalin
FR8006919 1980-03-27

Publications (3)

Publication Number Publication Date
FI810932L FI810932L (fi) 1981-09-28
FI68671B FI68671B (fi) 1985-06-28
FI68671C true FI68671C (fi) 1985-10-10

Family

ID=9240217

Family Applications (1)

Application Number Title Priority Date Filing Date
FI810932A FI68671C (fi) 1980-03-27 1981-03-26 Permeabel diafragma av ett hydrofobt organisk polymert material foer elektrolys av vattenloesningar av en alkalimetallhalogenid

Country Status (13)

Country Link
US (1) US4482441A (sv)
EP (1) EP0037140B1 (sv)
JP (1) JPS56150193A (sv)
AT (1) ATE8154T1 (sv)
AU (1) AU6865481A (sv)
BR (1) BR8101810A (sv)
DE (1) DE3164380D1 (sv)
ES (1) ES8207592A1 (sv)
FI (1) FI68671C (sv)
FR (1) FR2485041A1 (sv)
NO (1) NO811030L (sv)
PT (1) PT72734B (sv)
ZA (1) ZA811739B (sv)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4853101A (en) * 1984-09-17 1989-08-01 Eltech Systems Corporation Porous separator comprising inorganic/polymer composite fiber and method of making same
ZA856924B (en) * 1984-09-17 1986-05-28 Eltech Systems Corp Non-organic/polymer fiber composite,method of making same and use including dimensionally stable separator
MX169225B (es) * 1984-09-17 1993-06-24 Eltech Systems Corp Compuesto de fibras no organicas/polimero metodo para elaborarlo y uso del mismo, incluyendo un separador dimensionalmente estable
US4707228A (en) * 1986-06-06 1987-11-17 Treadwell Corporation Diaphragm for electrolytic and electrochemical cells
WO1993016217A2 (en) * 1992-02-13 1993-08-19 The Dow Chemical Company Separators for electrolytic cells and processes for making
EP1528126A1 (en) * 2003-10-30 2005-05-04 Vandenborre Hydrogen Systems N.V. An integrated electrolyser module with an internal gas/liquid separator

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1865152A (en) * 1930-01-31 1932-06-28 Hooker Electrochemical Co Production of electrolytic cathode-diaphragm structures
DE1771457C3 (de) * 1968-05-28 1974-12-05 Rheinisch-Westfaelisches Elektrizitaetswerk Ag, 4300 Essen Verfahren zur Herstellung einer aus Metalloxid und Kunststoff bestehenden zinkdendritensperrenden Membran
US3930886A (en) * 1971-11-11 1976-01-06 Leesona Corporation Porous fluoro-carbon polymer matrices
CH600597A5 (sv) * 1973-05-18 1978-06-30 Comp Generale Electricite
JPS5064739A (sv) * 1973-10-12 1975-06-02
GB1522605A (en) * 1974-09-26 1978-08-23 Ici Ltd Preparation of fibrous sheet product
US4036729A (en) * 1975-04-10 1977-07-19 Patil Arvind S Diaphragms from discrete thermoplastic fibers requiring no bonding or cementing
US4007059A (en) * 1975-08-20 1977-02-08 General Motors Corporation Electrochemical cell electrode separator and method of making it and fuel cell containing same
US4126536A (en) * 1976-12-27 1978-11-21 Basf Wyandotte Corporation Diaphragms for chlor-alkali cells
US4238303A (en) * 1978-08-14 1980-12-09 E. I. Du Pont De Nemours And Company Diaphragm modifier for chlor-alkali cell
US4173526A (en) * 1978-11-21 1979-11-06 E. I. Du Pont De Nemours And Company Chlor-alkali cell diaphragm and its treatment
US4330602A (en) * 1979-07-13 1982-05-18 W. R. Grace & Co. Battery separator
US4253935A (en) * 1979-09-19 1981-03-03 Ppg Industries, Inc. Method of preparing a diaphragm having a gel of a hydrous oxide or zirconium in a porous matrix

Also Published As

Publication number Publication date
DE3164380D1 (en) 1984-08-02
AU6865481A (en) 1981-10-01
NO811030L (no) 1981-09-28
FR2485041B1 (sv) 1983-11-04
ES500728A0 (es) 1982-09-16
BR8101810A (pt) 1981-09-29
EP0037140B1 (fr) 1984-06-27
PT72734A (fr) 1981-04-01
FI68671B (fi) 1985-06-28
EP0037140A1 (fr) 1981-10-07
FR2485041A1 (fr) 1981-12-24
FI810932L (fi) 1981-09-28
ATE8154T1 (de) 1984-07-15
ZA811739B (en) 1982-04-28
PT72734B (fr) 1982-03-22
ES8207592A1 (es) 1982-09-16
JPS56150193A (en) 1981-11-20
US4482441A (en) 1984-11-13

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Owner name: SOLVAY & CIE