PT3597791T - Processo para melhoria do desempenho de elétrodos de níquel - Google Patents

Processo para melhoria do desempenho de elétrodos de níquel

Info

Publication number
PT3597791T
PT3597791T PT181846940T PT18184694T PT3597791T PT 3597791 T PT3597791 T PT 3597791T PT 181846940 T PT181846940 T PT 181846940T PT 18184694 T PT18184694 T PT 18184694T PT 3597791 T PT3597791 T PT 3597791T
Authority
PT
Portugal
Prior art keywords
improving
performance
nickel electrodes
nickel
electrodes
Prior art date
Application number
PT181846940T
Other languages
English (en)
Original Assignee
Covestro Deutschland Ag
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 Covestro Deutschland Ag filed Critical Covestro Deutschland Ag
Publication of PT3597791T publication Critical patent/PT3597791T/pt

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
    • C25B1/00—Electrolytic production of inorganic compounds or non-metals
    • C25B1/01—Products
    • C25B1/34—Simultaneous production of alkali metal hydroxides and chlorine, oxyacids or salts of chlorine, e.g. by chlor-alkali electrolysis
    • C25B1/46—Simultaneous production of alkali metal hydroxides and chlorine, oxyacids or salts of chlorine, e.g. by chlor-alkali electrolysis in diaphragm cells
    • 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
    • C25B11/04—Electrodes; Manufacture thereof not otherwise provided for characterised by the material
    • C25B11/051—Electrodes formed of electrocatalysts on a substrate or carrier
    • C25B11/052—Electrodes comprising one or more electrocatalytic coatings on a substrate
    • 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
    • C25B11/04—Electrodes; Manufacture thereof not otherwise provided for characterised by the material
    • C25B11/051—Electrodes formed of electrocatalysts on a substrate or carrier
    • C25B11/055—Electrodes formed of electrocatalysts on a substrate or carrier characterised by the substrate or carrier material
    • C25B11/057—Electrodes formed of electrocatalysts on a substrate or carrier characterised by the substrate or carrier material consisting of a single element or compound
    • C25B11/061—Metal or alloy
    • 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
    • C25B11/04—Electrodes; Manufacture thereof not otherwise provided for characterised by the material
    • C25B11/051—Electrodes formed of electrocatalysts on a substrate or carrier
    • C25B11/073—Electrodes formed of electrocatalysts on a substrate or carrier characterised by the electrocatalyst material
    • C25B11/091—Electrodes formed of electrocatalysts on a substrate or carrier characterised by the electrocatalyst material consisting of at least one catalytic element and at least one catalytic compound; consisting of two or more catalytic elements or catalytic compounds
    • 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
    • C25B11/04—Electrodes; Manufacture thereof not otherwise provided for characterised by the material
    • C25B11/051—Electrodes formed of electrocatalysts on a substrate or carrier
    • C25B11/073—Electrodes formed of electrocatalysts on a substrate or carrier characterised by the electrocatalyst material
    • C25B11/091—Electrodes formed of electrocatalysts on a substrate or carrier characterised by the electrocatalyst material consisting of at least one catalytic element and at least one catalytic compound; consisting of two or more catalytic elements or catalytic compounds
    • C25B11/093—Electrodes formed of electrocatalysts on a substrate or carrier characterised by the electrocatalyst material consisting of at least one catalytic element and at least one catalytic compound; consisting of two or more catalytic elements or catalytic compounds at least one noble metal or noble metal oxide and at least one non-noble metal oxide
    • 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
    • C25B15/00—Operating or servicing cells

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)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
  • Electrodes For Compound Or Non-Metal Manufacture (AREA)
PT181846940T 2018-07-20 2018-07-20 Processo para melhoria do desempenho de elétrodos de níquel PT3597791T (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP18184694.0A EP3597791B1 (de) 2018-07-20 2018-07-20 Verfahren zur leistungsverbesserung von nickelelektroden

Publications (1)

Publication Number Publication Date
PT3597791T true PT3597791T (pt) 2022-01-27

Family

ID=63014388

Family Applications (1)

Application Number Title Priority Date Filing Date
PT181846940T PT3597791T (pt) 2018-07-20 2018-07-20 Processo para melhoria do desempenho de elétrodos de níquel

Country Status (8)

Country Link
US (1) US20210292922A1 (pt)
EP (2) EP3597791B1 (pt)
JP (1) JP2021530619A (pt)
KR (1) KR20210032469A (pt)
CN (1) CN112513334B (pt)
HU (1) HUE057761T2 (pt)
PT (1) PT3597791T (pt)
WO (1) WO2020016122A1 (pt)

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB569444A (en) * 1942-11-05 1945-05-24 Mond Nickel Co Ltd Improvements relating to the electrolytic purification of nickel
NL135500C (pt) * 1964-03-04
US3864226A (en) * 1972-10-19 1975-02-04 Du Pont Process for electrolyzing aqueous sodium or potassium ion solutions
GB1582130A (en) * 1976-07-13 1980-12-31 Matthey Rustenburg Refines Electrolytic treatment of effluents
US4160704A (en) 1977-04-29 1979-07-10 Olin Corporation In situ reduction of electrode overvoltage
US4105516A (en) 1977-07-11 1978-08-08 Ppg Industries, Inc. Method of electrolysis
US4242185A (en) * 1979-09-04 1980-12-30 Ionics Inc. Process and apparatus for controlling impurities and pollution from membrane chlor-alkali cells
FR2538005B1 (fr) 1982-12-17 1987-06-12 Solvay Cathode pour la production electrolytique d'hydrogene et son utilisation
GB8316778D0 (en) 1983-06-21 1983-07-27 Ici Plc Cathode
CN1012970B (zh) 1987-06-29 1991-06-26 耐用电极株式会社 用于电解的阴极及其制备方法
JPS6411988A (en) * 1987-07-06 1989-01-17 Kanegafuchi Chemical Ind Method for recovering activity of deteriorated cathode having low hydrogen overvoltage
US5035789A (en) 1990-05-29 1991-07-30 The Dow Chemical Company Electrocatalytic cathodes and methods of preparation
DE4232958C1 (pt) * 1992-10-01 1993-09-16 Deutsche Aerospace Ag, 80804 Muenchen, De
JP3670763B2 (ja) 1996-06-24 2005-07-13 三洋電機株式会社 不揮発性半導体メモリ
DE10211169A1 (de) * 2002-03-14 2003-10-02 Kurt Sielaff Anlage zur Herstellung einer wässrigen langzeitstabilen Chlordioxidlösung und ihrer dosierten Injektion in ein durch eine Leitung fließendes Medium
KR100363011B1 (en) 2002-03-28 2002-11-30 Hanwha Chemical Corp Electrolyte composition for electrolysis of brine and electrolysis method of brine using the same
JP4339337B2 (ja) * 2005-09-16 2009-10-07 株式会社カネカ 電気分解用陰極の活性化方法および電気分解方法
DE102007003554A1 (de) * 2007-01-24 2008-07-31 Bayer Materialscience Ag Verfahren zur Leistungsverbesserung von Nickelelektroden
KR101257921B1 (ko) * 2011-06-29 2013-04-24 고희찬 전해조용 수소 발생용 전극 및 이의 제조방법
JP6397396B2 (ja) * 2015-12-28 2018-09-26 デノラ・ペルメレック株式会社 アルカリ水電解方法

Also Published As

Publication number Publication date
KR20210032469A (ko) 2021-03-24
US20210292922A1 (en) 2021-09-23
EP3597791A1 (de) 2020-01-22
JP2021530619A (ja) 2021-11-11
CN112513334B (zh) 2023-12-22
HUE057761T2 (hu) 2022-06-28
WO2020016122A1 (de) 2020-01-23
EP3597791B1 (de) 2021-11-17
EP3824118A1 (de) 2021-05-26
CN112513334A (zh) 2021-03-16

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