NO940458L - Activated cathode for electrolysis cells and method for producing an activated cathode - Google Patents

Activated cathode for electrolysis cells and method for producing an activated cathode

Info

Publication number
NO940458L
NO940458L NO940458A NO940458A NO940458L NO 940458 L NO940458 L NO 940458L NO 940458 A NO940458 A NO 940458A NO 940458 A NO940458 A NO 940458A NO 940458 L NO940458 L NO 940458L
Authority
NO
Norway
Prior art keywords
cathode
activated cathode
electrolysis cells
cathodes
mesh
Prior art date
Application number
NO940458A
Other languages
Norwegian (no)
Other versions
NO940458D0 (en
Inventor
Carlo Traini
Giovanni Meneghini
Original Assignee
Permelec Spa Nora
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 Permelec Spa Nora filed Critical Permelec Spa Nora
Publication of NO940458D0 publication Critical patent/NO940458D0/en
Publication of NO940458L publication Critical patent/NO940458L/en

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
    • C25B11/00—Electrodes; Manufacture thereof not otherwise provided for
    • C25B11/02—Electrodes; Manufacture thereof not otherwise provided for characterised by shape or form
    • C25B11/03—Electrodes; Manufacture thereof not otherwise provided for characterised by shape or form perforated or foraminous
    • 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
    • C25B9/00—Cells or assemblies of cells; Constructional parts of cells; Assemblies of constructional parts, e.g. electrode-diaphragm assemblies; Process-related cell features
    • C25B9/17—Cells comprising dimensionally-stable non-movable electrodes; Assemblies of constructional parts thereof
    • C25B9/19—Cells comprising dimensionally-stable non-movable electrodes; Assemblies of constructional parts thereof with diaphragms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
  • Electrodes For Compound Or Non-Metal Manufacture (AREA)

Abstract

Det er beskrevet en aktivert katodeanordning for bruk i diafragma- eller membran-elektrolyseceller Innbefatt- ende et par Innflettede katoder (C) og anoder (B) med åpninger, hvilke katoder (C) er tllvelebragt med et korrosjonsbestandig ionebyttermembran eller porøst diafragma, hvilke celler (C) er tilveiebragt med innløp for tilførsel av saltvann og utløp for fjerning av klor (H), hydrogen (I) og lut (L), hvilken katodeanord- ning Innbefatter en stiv katodestruktur dekket med et tynt og fleksibelt korrosjonsbestandig, perforert eller ekspandert sjikt eller nett (F) tllvelebragt med et elektrokatalyttisk belegg for hydrogendannelse l et basisk miljø, hvilken katodestruktur og sjikt eller nett (F) er i elektrisk og mekanisk kontakt med hverandre , samt en fremgangsmåte for fremstilling av anordningen og en elektrolysecelle som anvender anordningen.An activated cathode device for use in diaphragm or membrane electrolysis cells is disclosed, including a pair of interlaced cathodes (C) and anodes (B) with apertures, which cathodes (C) are embossed with a corrosion resistant ion exchange membrane or porous diaphragm, which cells (C) is provided with inlet for supply of saline water and outlet for removal of chlorine (H), hydrogen (I) and lye (L), which cathode device includes a rigid cathode structure covered with a thin and flexible corrosion resistant, perforated or expanded layer or mesh (F) provided with an electrocatalytic coating for hydrogen formation in a basic environment, which cathode structure and layer or mesh (F) are in electrical and mechanical contact with each other, as well as a method of manufacturing the device and an electrolytic cell using the device.

NO940458A 1993-02-12 1994-02-10 Activated cathode for electrolysis cells and method for producing an activated cathode NO940458L (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITMI930255A IT1263898B (en) 1993-02-12 1993-02-12 ACTIVATED CATHODE FOR CHLOR-SODA CELLS AND RELATED METHOD OF PREPARATION

Publications (2)

Publication Number Publication Date
NO940458D0 NO940458D0 (en) 1994-02-10
NO940458L true NO940458L (en) 1994-08-15

Family

ID=11364983

Family Applications (1)

Application Number Title Priority Date Filing Date
NO940458A NO940458L (en) 1993-02-12 1994-02-10 Activated cathode for electrolysis cells and method for producing an activated cathode

Country Status (11)

Country Link
EP (1) EP0610946A1 (en)
JP (1) JPH06340991A (en)
CN (1) CN1090893A (en)
BG (1) BG98449A (en)
BR (1) BR9400498A (en)
CA (1) CA2114757A1 (en)
IL (1) IL108489A0 (en)
IT (1) IT1263898B (en)
NO (1) NO940458L (en)
PL (1) PL302210A1 (en)
ZA (1) ZA94915B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5961795A (en) * 1993-11-22 1999-10-05 E. I. Du Pont De Nemours And Company Electrochemical cell having a resilient flow field
US6051117A (en) * 1996-12-12 2000-04-18 Eltech Systems, Corp. Reticulated metal article combining small pores with large apertures
WO2009070938A1 (en) * 2007-12-03 2009-06-11 Bluestar (Beijing) Chemical Machinery Co., Ltd. Multielectrodes-type ion-membrane electrolytic cell with oxygen-cathodes
DE102009004031A1 (en) * 2009-01-08 2010-07-15 Bayer Technology Services Gmbh Structured gas diffusion electrode for electrolysis cells
ITMI20091719A1 (en) * 2009-10-08 2011-04-09 Industrie De Nora Spa CATHODE FOR ELECTROLYTIC PROCESSES
CN102031534B (en) * 2010-12-29 2013-04-10 蓝星(北京)化工机械有限公司 Ionic membrane electrolytic bath device for preparing alkali through oxygen cathode
ITMI20111938A1 (en) * 2011-10-26 2013-04-27 Industrie De Nora Spa ANODIC COMPARTMENT FOR CELLS FOR ELECTROLYTIC EXTRACTION OF METALS
CN103046071B (en) * 2012-12-13 2015-02-18 苏州市启扬商贸有限公司 Ion membrane electrolysis unit tank
CN106148992A (en) * 2015-04-20 2016-11-23 李坚 Ionic membrane catalysis method or electrodialysis catalysis method water hydrogen manufacturing and application thereof

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4409085A (en) * 1981-12-15 1983-10-11 Olin Corporation Diaphragm cells employing reticulate cathodes
IT1198131B (en) * 1986-11-19 1988-12-21 Permelec Spa REPLACEABLE ELECTRODE FOR ELECTROLYTIC CELLS
JP2629963B2 (en) * 1989-06-30 1997-07-16 旭硝子株式会社 High durability low hydrogen overvoltage cathode

Also Published As

Publication number Publication date
BR9400498A (en) 1994-08-23
BG98449A (en) 1994-11-15
EP0610946A1 (en) 1994-08-17
IL108489A0 (en) 1994-05-30
JPH06340991A (en) 1994-12-13
CN1090893A (en) 1994-08-17
PL302210A1 (en) 1994-08-22
NO940458D0 (en) 1994-02-10
ITMI930255A1 (en) 1994-08-12
CA2114757A1 (en) 1994-08-13
IT1263898B (en) 1996-09-05
ITMI930255A0 (en) 1993-02-12
ZA94915B (en) 1994-08-22

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