WO2026048902A1 - Électrode négative et batterie secondaire à électrolyte non aqueux - Google Patents

Électrode négative et batterie secondaire à électrolyte non aqueux

Info

Publication number
WO2026048902A1
WO2026048902A1 PCT/JP2025/030203 JP2025030203W WO2026048902A1 WO 2026048902 A1 WO2026048902 A1 WO 2026048902A1 JP 2025030203 W JP2025030203 W JP 2025030203W WO 2026048902 A1 WO2026048902 A1 WO 2026048902A1
Authority
WO
WIPO (PCT)
Prior art keywords
negative electrode
coating
active material
material layer
electrode active
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
PCT/JP2025/030203
Other languages
English (en)
Japanese (ja)
Inventor
和子 浅野
雪尋 沖
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.)
Panasonic Intellectual Property Management Co Ltd
Original Assignee
Panasonic Intellectual Property Management Co Ltd
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 Panasonic Intellectual Property Management Co Ltd filed Critical Panasonic Intellectual Property Management Co Ltd
Publication of WO2026048902A1 publication Critical patent/WO2026048902A1/fr
Pending legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

Landscapes

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

Abstract

Une électrode négative 10 selon la présente divulgation comprend : un substrat 12 ; une couche de matériau actif d'électrode négative 14 qui est supportée par le substrat 12 ; et un film de revêtement 16 qui contient un matériau inorganique et est disposé sur la surface de la couche de matériau actif d'électrode négative 14. Le film de revêtement 16 a une épaisseur moyenne, par exemple, de 150 nm ou plus. Le film de revêtement 16 a un diamètre de pore moyen, par exemple, de 100 nm ou moins. Le film de revêtement 16 contient, par exemple, Li, P, F et O.
PCT/JP2025/030203 2024-08-30 2025-08-27 Électrode négative et batterie secondaire à électrolyte non aqueux Pending WO2026048902A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2024149361 2024-08-30
JP2024-149361 2024-08-30

Publications (1)

Publication Number Publication Date
WO2026048902A1 true WO2026048902A1 (fr) 2026-03-05

Family

ID=98931728

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2025/030203 Pending WO2026048902A1 (fr) 2024-08-30 2025-08-27 Électrode négative et batterie secondaire à électrolyte non aqueux

Country Status (1)

Country Link
WO (1) WO2026048902A1 (fr)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11288741A (ja) * 1998-02-05 1999-10-19 Denso Corp リチウム二次電池及びリチウム二次電池用電極の製造方法
WO2014106954A1 (fr) * 2013-01-07 2014-07-10 ユニチカ株式会社 Électrode d'accumulateur au lithium et son procédé de fabrication
WO2014132578A1 (fr) * 2013-02-28 2014-09-04 三洋電機株式会社 Batterie secondaire à électrolyte non aqueux
WO2015045350A1 (fr) * 2013-09-26 2015-04-02 株式会社豊田自動織機 Batterie rechargeable lithium-ion
JP2017157516A (ja) * 2016-03-04 2017-09-07 株式会社Ｇｓユアサ 蓄電素子
JP2021521592A (ja) * 2018-05-07 2021-08-26 アイ テン リチウムイオンバッテリ用アノードの製造方法

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11288741A (ja) * 1998-02-05 1999-10-19 Denso Corp リチウム二次電池及びリチウム二次電池用電極の製造方法
WO2014106954A1 (fr) * 2013-01-07 2014-07-10 ユニチカ株式会社 Électrode d'accumulateur au lithium et son procédé de fabrication
WO2014132578A1 (fr) * 2013-02-28 2014-09-04 三洋電機株式会社 Batterie secondaire à électrolyte non aqueux
WO2015045350A1 (fr) * 2013-09-26 2015-04-02 株式会社豊田自動織機 Batterie rechargeable lithium-ion
JP2017157516A (ja) * 2016-03-04 2017-09-07 株式会社Ｇｓユアサ 蓄電素子
JP2021521592A (ja) * 2018-05-07 2021-08-26 アイ テン リチウムイオンバッテリ用アノードの製造方法

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