Patent · US Active

Lithium complex oxide for lithium secondary battery positive active material and method of preparing the same

US10903490B2 · kind B2 · utility

8Cited by
2References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 15, 2017
Grant dateJan 26, 2021
Priority date
Expiry dateApr 3, 2037

Classification

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

Abstract

Disclosed is a lithium complex oxide and method of manufacturing the same, more particularly, a lithium complex oxide effective in improving the characteristics of capacity, resistance, and lifetime with reduced residual lithium and with different interplanar distances of crystalline structure between a primary particle locating in an internal part of secondary particle and a primary particle locating on the surface part of the secondary particle, and a method of preparing the same.

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