Patent · US Active

Cathode active material for lithium ion secondary batteries, method for manufacturing the same, and lithium ion secondary batteries including the same

US10797317B2 · kind B2 · utility

2Cited by

3References

17Claims

0Family size

Assignee

UNIST(ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY) · KR

Inventors

Jaephil Cho · Ulsan, KR
Moon Su Yoon · Ulsan, KR

Key dates

Filing date	Nov 24, 2017
Grant date	Oct 6, 2020
Priority date	—
Expiry date	May 2, 2038

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02P70/50
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

Provided is a composite cathode active material including: a core including a lithium transition metal oxide, the lithium transition metal oxide being doped with nickel (Ni) and at least one element selected from Group 4 to Group 13 elements and having a layered crystalline phase belonging to the Space Group R-3m; and a coating layer on a surface of the core, the coating layer including a cobalt compound.

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