BRPI0800044A - processo para o aperfeiçoamento de capacidade de eletrodos de nìquel - Google Patents

processo para o aperfeiçoamento de capacidade de eletrodos de nìquel

Info

Publication number
BRPI0800044A
BRPI0800044A BRPI0800044-1A BRPI0800044A BRPI0800044A BR PI0800044 A BRPI0800044 A BR PI0800044A BR PI0800044 A BRPI0800044 A BR PI0800044A BR PI0800044 A BRPI0800044 A BR PI0800044A
Authority
BR
Brazil
Prior art keywords
capacity
nickel electrodes
improving
nickel
electrodes
Prior art date
Application number
BRPI0800044-1A
Other languages
English (en)
Inventor
Andreas Bulan
Rainer Weber
Richard Malchow
Rolf Spatz
Hermann-Jens Womelsdorf
Original Assignee
Bayer Materialscience 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 Bayer Materialscience Ag filed Critical Bayer Materialscience Ag
Publication of BRPI0800044A publication Critical patent/BRPI0800044A/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
    • 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
    • C25B11/073—Electrodes formed of electrocatalysts on a substrate or carrier characterised by the electrocatalyst material
    • C25B11/075—Electrodes formed of electrocatalysts on a substrate or carrier characterised by the electrocatalyst material consisting of a single catalytic element or catalytic compound
    • 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
    • C25B15/08—Supplying or removing reactants or electrolytes; Regeneration of electrolytes
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D21/00—Processes for servicing or operating cells for electrolytic coating
    • C25D21/12—Process control or regulation
    • C25D21/14—Controlled addition of electrolyte components
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D21/00—Processes for servicing or operating cells for electrolytic coating
    • C25D21/16—Regeneration of process solutions
    • C25D21/18—Regeneration of process solutions of electrolytes
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D3/00—Electroplating: Baths therefor
    • C25D3/02—Electroplating: Baths therefor from solutions
    • C25D3/50—Electroplating: Baths therefor from solutions of platinum group metals
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D3/00—Electroplating: Baths therefor
    • C25D3/02—Electroplating: Baths therefor from solutions
    • C25D3/56—Electroplating: Baths therefor from solutions of alloys
    • C25D3/567—Electroplating: Baths therefor from solutions of alloys containing more than 50% by weight of platinum group metals
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
    • C25D5/18—Electroplating using modulated, pulsed or reversing current

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)
  • Automation & Control Theory (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
  • Electrodes For Compound Or Non-Metal Manufacture (AREA)
  • Electrolytic Production Of Metals (AREA)

Abstract

PROCESSO PARA O APERçOAMENTO DE CAPACIDADE DE ELETRODOS DE NìQUEL. A presente invenção refere-se a um processo para o aperfeiçoamento da capacidade de eletrodos de níquel na eletrólise de cloreto alcalino, por meio da adição de compostos de platina solúveis em água ao católito.
BRPI0800044-1A 2007-01-24 2008-01-24 processo para o aperfeiçoamento de capacidade de eletrodos de nìquel BRPI0800044A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102007003554A DE102007003554A1 (de) 2007-01-24 2007-01-24 Verfahren zur Leistungsverbesserung von Nickelelektroden

Publications (1)

Publication Number Publication Date
BRPI0800044A true BRPI0800044A (pt) 2008-09-16

Family

ID=39322798

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0800044-1A BRPI0800044A (pt) 2007-01-24 2008-01-24 processo para o aperfeiçoamento de capacidade de eletrodos de nìquel

Country Status (11)

Country Link
US (2) US20080257749A1 (pt)
EP (1) EP1953270B1 (pt)
JP (2) JP5679621B2 (pt)
KR (2) KR20080069913A (pt)
CN (1) CN101302624B (pt)
BR (1) BRPI0800044A (pt)
CA (1) CA2618205A1 (pt)
DE (1) DE102007003554A1 (pt)
RU (1) RU2443803C2 (pt)
SG (1) SG144842A1 (pt)
TW (1) TWI437128B (pt)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5349360B2 (ja) * 2009-03-11 2013-11-20 本田技研工業株式会社 水電解装置の運転停止方法
US8343389B2 (en) * 2010-12-31 2013-01-01 Fuyuan Ma Additive for nickel-zinc battery
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
US20190177186A1 (en) 2016-08-10 2019-06-13 Covestro Deutschland Ag Process for the electrochemical purification of chloride-containing process solutions
FR3058165B1 (fr) * 2016-10-27 2018-12-14 Safran Aircraft Engines Procede et dispositif de regeneration de bain de platine
KR102283328B1 (ko) * 2016-11-28 2021-07-30 주식회사 엘지화학 환원 전극의 재생방법
FR3066505B1 (fr) * 2017-05-16 2021-04-09 Safran Aircraft Engines Procede et dispositif ameliores de filtration de bain de platine par electrodialyse
US10815578B2 (en) 2017-09-08 2020-10-27 Electrode Solutions, LLC Catalyzed cushion layer in a multi-layer electrode
HUE057761T2 (hu) * 2018-07-20 2022-06-28 Covestro Deutschland Ag Eljárás nikkel elektródok teljesítményének javítására
CN112695339B (zh) * 2020-12-15 2022-05-27 世能氢电科技有限公司 一种析氢催化电极、其制备方法及其应用
EP4389936A1 (en) * 2022-12-22 2024-06-26 McPhy Energy Alkaline water electrolysis process and alkaline water electrolyzer

Family Cites Families (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL288862A (pt) * 1962-02-13
US3857766A (en) * 1972-08-03 1974-12-31 Permaloy Corp Process for anodizing aluminum and its alloys
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
US4292159A (en) * 1977-11-21 1981-09-29 Olin Corporation Cell having in situ reduction of electrode overvoltage
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
IT1208128B (it) * 1984-11-07 1989-06-06 Alberto Pellegri Elettrodo per uso in celle elettrochimiche, procedimento per la sua preparazione ed uso nell'elettrolisi del cloruro disodio.
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
US5227030A (en) * 1990-05-29 1993-07-13 The Dow Chemical Company Electrocatalytic cathodes and methods of preparation
US5035789A (en) 1990-05-29 1991-07-30 The Dow Chemical Company Electrocatalytic cathodes and methods of preparation
IT1248564B (it) * 1991-06-27 1995-01-19 Permelec Spa Nora Processo di decomposizione elettrochimica di sali neutri senza co-produzione di alogeni o di acido e cella di elettrolisi adatta per la sua realizzazione.
JP3171646B2 (ja) * 1992-03-25 2001-05-28 日本エレクトロプレイテイング・エンジニヤース株式会社 白金合金めっき浴及びそれを用いた白金合金めっき品の製造方法
DE4232958C1 (pt) * 1992-10-01 1993-09-16 Deutsche Aerospace Ag, 80804 Muenchen, De
JP3344828B2 (ja) * 1994-06-06 2002-11-18 ペルメレック電極株式会社 塩水の電解方法
US5855751A (en) * 1995-05-30 1999-01-05 Council Of Scientific And Industrial Research Cathode useful for the electrolysis of aqueous alkali metal halide solution
US5730852A (en) * 1995-09-25 1998-03-24 Davis, Joseph & Negley Preparation of cuxinygazsen (X=0-2, Y=0-2, Z=0-2, N=0-3) precursor films by electrodeposition for fabricating high efficiency solar cells
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
JP2003268584A (ja) * 2002-03-11 2003-09-25 Asahi Kasei Corp 陰極の製造方法
JP2003277966A (ja) * 2002-03-22 2003-10-02 Asahi Kasei Corp 低い過電圧と耐久性に優れた水素発生用陰極
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
DE10257643A1 (de) * 2002-12-10 2004-06-24 Basf Ag Verfahren zur Herstellung einer Membran-Elektrodeneinheit
EP1644314B1 (de) 2003-07-01 2011-08-10 Bayer Cropscience AG Verfahren zum herstellen von difluoracetessigs urealkylestern
JP2006183113A (ja) * 2004-12-28 2006-07-13 Kaneka Corp 食塩水電解槽の性能回復方法ならびに該方法により処理された陰極を用いた生産苛性ソーダ溶液および塩素の製造方法
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
JP2008012599A (ja) * 2006-07-03 2008-01-24 Bc Tekku:Kk ミーリングカッタ用アーバ

Also Published As

Publication number Publication date
US20120325674A1 (en) 2012-12-27
JP2013213284A (ja) 2013-10-17
US9273403B2 (en) 2016-03-01
SG144842A1 (en) 2008-08-28
CN101302624A (zh) 2008-11-12
EP1953270A1 (de) 2008-08-06
JP2008179896A (ja) 2008-08-07
JP5732111B2 (ja) 2015-06-10
CN101302624B (zh) 2016-08-03
JP5679621B2 (ja) 2015-03-04
RU2008101765A (ru) 2009-07-27
RU2443803C2 (ru) 2012-02-27
KR20150082163A (ko) 2015-07-15
TWI437128B (zh) 2014-05-11
DE102007003554A1 (de) 2008-07-31
CA2618205A1 (en) 2008-07-24
EP1953270B1 (de) 2015-12-09
US20080257749A1 (en) 2008-10-23
KR20080069913A (ko) 2008-07-29
TW200846500A (en) 2008-12-01

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Legal Events

Date Code Title Description
B03A Publication of a patent application or of a certificate of addition of invention [chapter 3.1 patent gazette]
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]

Free format text: REFERENTE A 8A ANUIDADE.

B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: EM VIRTUDE DO ARQUIVAMENTO PUBLICADO NA RPI 2344 DE 08-12-2015 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDO O ARQUIVAMENTO DO PEDIDO DE PATENTE, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.