Patent · US Active

Positive electrode active material for secondary battery, and method of preparing the same

US11189829B2 · kind B2 · utility

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Assignee

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Key dates

Filing dateApr 15, 2020
Grant dateNov 30, 2021
Priority date
Expiry dateJul 9, 2040

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02E60/10
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

The present disclosure relates to a positive electrode active material for a lithium secondary battery and a method of preparing the same, and more particularly, to a positive electrode active material for a lithium secondary battery comprising a lithium-nickel-based transition metal oxide; and a coating layer formed on the lithium-nickel-based transition metal oxide, the coating layer comprising a metal oxalate compound, and a method of preparing the same.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.