ZA743378B - Diaphragms for electrolytic cells - Google Patents

Diaphragms for electrolytic cells

Info

Publication number
ZA743378B
ZA743378B ZA00743378A ZA743378A ZA743378B ZA 743378 B ZA743378 B ZA 743378B ZA 00743378 A ZA00743378 A ZA 00743378A ZA 743378 A ZA743378 A ZA 743378A ZA 743378 B ZA743378 B ZA 743378B
Authority
ZA
South Africa
Prior art keywords
diaphragms
electrolytic cells
electrolytic
cells
Prior art date
Application number
ZA00743378A
Other languages
English (en)
Inventor
B Grassi
Ceuster J De
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 ZA743378B publication Critical patent/ZA743378B/xx

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B19/00—Layered products comprising a layer of natural mineral fibres or particles, e.g. asbestos, mica
    • B32B19/02—Layered products comprising a layer of natural mineral fibres or particles, e.g. asbestos, mica the layer of fibres or particles being impregnated or embedded in a plastic substance
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B19/00—Layered products comprising a layer of natural mineral fibres or particles, e.g. asbestos, mica
    • B32B19/04—Layered products comprising a layer of natural mineral fibres or particles, e.g. asbestos, mica next to another layer of the same or of a different material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B19/00—Layered products comprising a layer of natural mineral fibres or particles, e.g. asbestos, mica
    • B32B19/08—Layered products comprising a layer of natural mineral fibres or particles, e.g. asbestos, mica comprising asbestos
    • 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
    • C25B13/05—Diaphragms; Spacing elements characterised by the material based on inorganic materials
    • C25B13/06—Diaphragms; Spacing elements characterised by the material based on inorganic materials based on asbestos
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2250/00—Layers arrangement
    • B32B2250/02—2 layers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2250/00—Layers arrangement
    • B32B2250/03—3 layers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2250/00—Layers arrangement
    • B32B2250/40—Symmetrical or sandwich layers, e.g. ABA, ABCBA, ABCCBA
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2315/00—Other materials containing non-metallic inorganic compounds not provided for in groups B32B2311/00 - B32B2313/04
    • B32B2315/12—Asbestos
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2457/00—Electrical equipment

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
ZA00743378A 1973-06-15 1974-05-27 Diaphragms for electrolytic cells ZA743378B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE132292A BE800949A (fr) 1973-06-15 1973-06-15 Diaphragme pour une cellule d'electrolyse

Publications (1)

Publication Number Publication Date
ZA743378B true ZA743378B (en) 1975-05-28

Family

ID=3841997

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00743378A ZA743378B (en) 1973-06-15 1974-05-27 Diaphragms for electrolytic cells

Country Status (14)

Country Link
US (1) US3945910A (fr)
JP (1) JPS5036377A (fr)
AT (1) AT331818B (fr)
BE (1) BE800949A (fr)
BR (1) BR7404903D0 (fr)
CH (1) CH587356A5 (fr)
DE (1) DE2426037A1 (fr)
ES (1) ES427114A1 (fr)
FI (1) FI176574A (fr)
FR (1) FR2235210B1 (fr)
GB (1) GB1470213A (fr)
NL (1) NL7407779A (fr)
SE (1) SE394202B (fr)
ZA (1) ZA743378B (fr)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4210515A (en) * 1975-02-10 1980-07-01 Basf Wyandotte Corporation Thermoplastic fibers as separator or diaphragm in electrochemical cells
US4036729A (en) * 1975-04-10 1977-07-19 Patil Arvind S Diaphragms from discrete thermoplastic fibers requiring no bonding or cementing
US4093533A (en) * 1975-12-12 1978-06-06 The Dow Chemical Company Bonded asbestos diaphragms
US4065534A (en) * 1976-04-20 1977-12-27 Ppg Industries, Inc. Method of providing a resin reinforced asbestos diaphragm
US4174259A (en) * 1976-09-24 1979-11-13 Hooker Chemicals & Plastics Corp. Electrolytic cell structure and method of assembly
US4126535A (en) * 1976-11-18 1978-11-21 Basf Wyandotte Corporation Chlorotrifluoroethylene containing polymer diaphragm
LU78350A1 (fr) * 1977-10-19 1979-06-01 Solvay Procede de fabrication d'un diaphragme permeable pour cellule d'electrolyse
US4238303A (en) * 1978-08-14 1980-12-09 E. I. Du Pont De Nemours And Company Diaphragm modifier for chlor-alkali cell
US4180449A (en) * 1978-09-18 1979-12-25 The Dow Chemical Company Bonded asbestos diaphragms and mats
DE2938069A1 (de) * 1979-09-20 1981-04-02 Siemens AG, 1000 Berlin und 8000 München Asbestdiaphragmen fuer elektrochemische zellen und deren herstellung
US7709115B2 (en) * 1994-08-25 2010-05-04 University Of Iowa Research Foundation Methods for forming magnetically modified electrodes and articles produced thereby
US6322676B1 (en) 1998-03-25 2001-11-27 University Of Iowa Research Foundation Magnetic composites exhibiting distinct flux properties due to gradient interfaces
US20050213187A1 (en) * 1994-08-25 2005-09-29 University Of Iowa Research Foundation Methods for forming magnetically modified electrodes and articles produced thereby
US6001248A (en) * 1994-08-25 1999-12-14 The University Of Iowa Research Foundation Gradient interface magnetic composites and systems therefor
US5871625A (en) * 1994-08-25 1999-02-16 University Of Iowa Research Foundation Magnetic composites for improved electrolysis
US6355166B1 (en) 1994-08-25 2002-03-12 The University Of Iowa Research Foundation Magnetically enhanced composite materials and methods for making and using the same
US6949179B2 (en) * 1994-08-25 2005-09-27 University Of Iowa Research Foundation Methods for forming magnetically modified electrodes and articles produced thereby
US5817221A (en) * 1994-08-25 1998-10-06 University Of Iowa Research Foundation Composites formed using magnetizable material, a catalyst and an electron conductor

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3097990A (en) * 1961-01-16 1963-07-16 Armstrong Cork Co Polytetrafluoroethylene saturated crocidolite fiber product
US3235473A (en) * 1961-12-26 1966-02-15 Pullman Inc Method of producing fuel cell electrodes
US3282875A (en) * 1964-07-22 1966-11-01 Du Pont Fluorocarbon vinyl ether polymers
US3441472A (en) * 1965-10-11 1969-04-29 Hollingsworth & Vose Co Method of forming glass-asbestos water-laid sheet
US3505200A (en) * 1966-12-01 1970-04-07 Hooker Chemical Corp Anthophyllite asbestos diaphragm for chlor-alkali electrolytic cells
CA845032A (en) * 1966-12-03 1970-06-23 Hacker Heinz Gas-tight diaphragms for electrochemical cells
US3694281A (en) * 1969-04-28 1972-09-26 Pullman Inc Process for forming a diaphragm for use in an electrolytic cell
US3702267A (en) * 1970-06-15 1972-11-07 Du Pont Electrochemical cell containing a water-wettable polytetrafluoroethylene separator

Also Published As

Publication number Publication date
AT331818B (de) 1976-08-25
SE394202B (sv) 1977-06-13
ES427114A1 (es) 1977-02-16
AU6954874A (en) 1975-12-04
BE800949A (fr) 1973-10-01
FR2235210A1 (fr) 1975-01-24
BR7404903D0 (pt) 1975-01-21
NL7407779A (fr) 1974-12-17
US3945910A (en) 1976-03-23
CH587356A5 (fr) 1977-04-29
DE2426037A1 (de) 1975-01-09
FR2235210B1 (fr) 1976-12-24
ATA494774A (de) 1975-12-15
GB1470213A (en) 1977-04-14
JPS5036377A (fr) 1975-04-05
SE7407822L (fr) 1974-12-16
FI176574A (fr) 1974-12-16

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