FR3120744B1 - Electrode négative comprenant une matière électrochimiquement active en zinc - Google Patents

Electrode négative comprenant une matière électrochimiquement active en zinc Download PDF

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Publication number
FR3120744B1
FR3120744B1 FR2102475A FR2102475A FR3120744B1 FR 3120744 B1 FR3120744 B1 FR 3120744B1 FR 2102475 A FR2102475 A FR 2102475A FR 2102475 A FR2102475 A FR 2102475A FR 3120744 B1 FR3120744 B1 FR 3120744B1
Authority
FR
France
Prior art keywords
negative electrode
electrochemically active
zinc material
active zinc
electrode
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.)
Active
Application number
FR2102475A
Other languages
English (en)
Other versions
FR3120744A1 (fr
Inventor
Mélanie Villalobos
Anaïs Berthellemy
Tanalou Boura
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.)
SAFT Societe des Accumulateurs Fixes et de Traction SA
Original Assignee
SAFT Societe des Accumulateurs Fixes et de Traction SA
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 SAFT Societe des Accumulateurs Fixes et de Traction SA filed Critical SAFT Societe des Accumulateurs Fixes et de Traction SA
Priority to FR2102475A priority Critical patent/FR3120744B1/fr
Priority to EP22711537.5A priority patent/EP4305687A1/fr
Priority to PCT/EP2022/055994 priority patent/WO2022189485A1/fr
Priority to US18/281,407 priority patent/US20240162429A1/en
Publication of FR3120744A1 publication Critical patent/FR3120744A1/fr
Application granted granted Critical
Publication of FR3120744B1 publication Critical patent/FR3120744B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00Electrodes
    • H01M4/02Electrodes composed of, or comprising, active material
    • H01M4/36Selection of substances as active materials, active masses, active liquids
    • H01M4/38Selection of substances as active materials, active masses, active liquids of elements or alloys
    • H01M4/42Alloys based on zinc
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/24Alkaline accumulators
    • H01M10/32Silver accumulators
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00Electrodes
    • H01M4/02Electrodes composed of, or comprising, active material
    • H01M4/24Electrodes for alkaline accumulators
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00Electrodes
    • H01M4/02Electrodes composed of, or comprising, active material
    • H01M4/36Selection of substances as active materials, active masses, active liquids
    • H01M4/48Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00Electrodes
    • H01M4/02Electrodes composed of, or comprising, active material
    • H01M4/62Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00Electrodes
    • H01M4/02Electrodes composed of, or comprising, active material
    • H01M4/62Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
    • H01M4/621Binders
    • H01M4/622Binders being polymers
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00Electrodes
    • H01M4/02Electrodes composed of, or comprising, active material
    • H01M4/64Carriers or collectors
    • H01M4/66Selection of materials
    • H01M4/661Metal or alloys, e.g. alloy coatings
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00Electrodes
    • H01M4/02Electrodes composed of, or comprising, active material
    • H01M2004/021Physical characteristics, e.g. porosity, surface area
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00Electrodes
    • H01M4/02Electrodes composed of, or comprising, active material
    • H01M2004/026Electrodes composed of, or comprising, active material characterised by the polarity
    • H01M2004/027Negative electrodes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Battery Electrode And Active Subsutance (AREA)

Abstract

Une électrode empâtée comprenant un support collecteur de courant, lequel est enduit sur au moins une de ses faces d’un revêtement d’une composition comprenant une matière active comprenant un alliage de zinc avec un ou plusieurs éléments chimiques, et un ou plusieurs liants. Cette électrode peut être utilisée comme anode d’un élément électrochimique à électrolyte alcalin. Le revêtement contient au plus 0,5 % en masse de mercure ou de composé mercuriel. L’électrode présente néanmoins une bonne résistance à la corrosion par l’électrolyte.
FR2102475A 2021-03-12 2021-03-12 Electrode négative comprenant une matière électrochimiquement active en zinc Active FR3120744B1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR2102475A FR3120744B1 (fr) 2021-03-12 2021-03-12 Electrode négative comprenant une matière électrochimiquement active en zinc
EP22711537.5A EP4305687A1 (fr) 2021-03-12 2022-03-09 Electrode négative comprenant une matière électrochimiquement active en zinc
PCT/EP2022/055994 WO2022189485A1 (fr) 2021-03-12 2022-03-09 Electrode négative comprenant une matière électrochimiquement active en zinc
US18/281,407 US20240162429A1 (en) 2021-03-12 2022-03-09 Negative electrode comprising an electrochemically active zinc material

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR2102475A FR3120744B1 (fr) 2021-03-12 2021-03-12 Electrode négative comprenant une matière électrochimiquement active en zinc
FR2102475 2021-03-12

Publications (2)

Publication Number Publication Date
FR3120744A1 FR3120744A1 (fr) 2022-09-16
FR3120744B1 true FR3120744B1 (fr) 2023-05-12

Family

ID=76283863

Family Applications (1)

Application Number Title Priority Date Filing Date
FR2102475A Active FR3120744B1 (fr) 2021-03-12 2021-03-12 Electrode négative comprenant une matière électrochimiquement active en zinc

Country Status (4)

Country Link
US (1) US20240162429A1 (fr)
EP (1) EP4305687A1 (fr)
FR (1) FR3120744B1 (fr)
WO (1) WO2022189485A1 (fr)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6436539B1 (en) 1998-08-10 2002-08-20 Electric Fuel Ltd. Corrosion-resistant zinc alloy powder and method of manufacturing
US6652676B1 (en) 1999-10-18 2003-11-25 Big River Zinc Corporation Zinc alloy containing a bismuth-indium intermetallic compound for use in alkaline batteries
US7947393B2 (en) 2003-11-14 2011-05-24 Eveready Battery Company, Inc. Alkaline electrochemical cell
US8048566B2 (en) * 2008-02-07 2011-11-01 Powergenix Systems, Inc. Nickel hydroxide electrode for rechargeable batteries
WO2013150519A1 (fr) * 2012-04-04 2013-10-10 Phinergy Ltd. Électrode de zinc conçue pour être utilisée dans les batteries rechargeables
CN111304959B (zh) 2020-02-26 2021-11-19 常州大学 一种防漏型无汞电池用浆层纸的制备方法

Also Published As

Publication number Publication date
EP4305687A1 (fr) 2024-01-17
US20240162429A1 (en) 2024-05-16
WO2022189485A1 (fr) 2022-09-15
FR3120744A1 (fr) 2022-09-16

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