EP4698698A1 - Verfahren zur herstellung von schutzelementen für chlor-alkali- und alkaliwasserelektrolysezellen - Google Patents

Verfahren zur herstellung von schutzelementen für chlor-alkali- und alkaliwasserelektrolysezellen

Info

Publication number
EP4698698A1
EP4698698A1 EP24737484.6A EP24737484A EP4698698A1 EP 4698698 A1 EP4698698 A1 EP 4698698A1 EP 24737484 A EP24737484 A EP 24737484A EP 4698698 A1 EP4698698 A1 EP 4698698A1
Authority
EP
European Patent Office
Prior art keywords
nickel
pockets
electrically conductive
protective
protective element
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
EP24737484.6A
Other languages
English (en)
French (fr)
Inventor
Emanuele VIGO
Leonello Carrettin
Giorgio MAGGIO
Alessandro FIORUCCI
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Industrie de Nora SpA
Original Assignee
Industrie de Nora SpA
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 Industrie de Nora SpA filed Critical Industrie de Nora SpA
Publication of EP4698698A1 publication Critical patent/EP4698698A1/de
Pending legal-status Critical Current

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
    • C25B1/02—Hydrogen or oxygen
    • C25B1/04—Hydrogen or oxygen by electrolysis of water
    • 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
    • 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
    • C25B9/60—Constructional parts of cells
    • C25B9/65—Means for supplying current; Electrode connections; Electric inter-cell connections

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)
EP24737484.6A 2023-07-07 2024-07-05 Verfahren zur herstellung von schutzelementen für chlor-alkali- und alkaliwasserelektrolysezellen Pending EP4698698A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT102023000014220A IT202300014220A1 (it) 2023-07-07 2023-07-07 Processo per la fabbricazione di elementi protettivi per celle di cloro-alcali ed elettrolisi alcalina dell'acqua
PCT/EP2024/069088 WO2025012153A1 (en) 2023-07-07 2024-07-05 Process for the manufacturing of protective elements for chlor-alkali and alkaline water electrolysis cells

Publications (1)

Publication Number Publication Date
EP4698698A1 true EP4698698A1 (de) 2026-02-25

Family

ID=88097933

Family Applications (1)

Application Number Title Priority Date Filing Date
EP24737484.6A Pending EP4698698A1 (de) 2023-07-07 2024-07-05 Verfahren zur herstellung von schutzelementen für chlor-alkali- und alkaliwasserelektrolysezellen

Country Status (9)

Country Link
EP (1) EP4698698A1 (de)
KR (1) KR20260036438A (de)
CN (1) CN121399295A (de)
AU (1) AU2024297549A1 (de)
CL (1) CL2025004171A1 (de)
IL (1) IL325386A (de)
IT (1) IT202300014220A1 (de)
TW (1) TW202513889A (de)
WO (1) WO2025012153A1 (de)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51134400A (en) * 1975-05-07 1976-11-20 Vladimir Petoroobitsuchi Chiui Method of making deamalguming material for graphite base alkali metal amalgum
JP3433076B2 (ja) * 1997-11-05 2003-08-04 三洋電機株式会社 密閉型アルカリ蓄電池用非焼結式ニッケル極
JP2001234379A (ja) * 2000-02-16 2001-08-31 Asahi Kasei Corp 電解用陰極
JP4846869B1 (ja) 2010-09-07 2011-12-28 クロリンエンジニアズ株式会社 電解用陰極構造体およびそれを用いた電解槽
EP3330410B1 (de) 2016-04-27 2020-12-16 De Nora Permelec Ltd Elektrolysezelle
US11339484B2 (en) * 2017-03-13 2022-05-24 Asahi Kasei Kabushiki Kaisha Electrolytic cell and electrolyzer

Also Published As

Publication number Publication date
KR20260036438A (ko) 2026-03-17
AU2024297549A1 (en) 2026-01-08
CL2025004171A1 (es) 2026-03-27
IL325386A (en) 2026-02-01
WO2025012153A1 (en) 2025-01-16
IT202300014220A1 (it) 2025-01-07
CN121399295A (zh) 2026-01-23
TW202513889A (zh) 2025-04-01

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