Patent · US Active

Oxide mixture and complex oxide coatings for cathode materials

US11695108B2 · kind B2 · utility

0Cited by

45References

9Claims

0Family size

Assignee

Apple Inc. · US

Inventors

Dapeng Wang · Boise, US
Huiming Wu · San Jose, US
Hongli Dai · Los Altos, US
Xiaoping Wang · Naperville, US
James A. Gilbert · Boulder, US
John David Carter · Bolingbrook, US
Zhenzhen Yang · Westmont, US
Anh D. Vu · Lemont, US
Yan Li · 安丰镇, CN
Yanjie Cui · Arlington Heights, US
Christopher S. Johnson · Naperville, US
Arthur Jeremy Kropf · Westmont, US
Hakim H. Iddir · Hoffman Estates, US

Key dates

Filing date	Aug 1, 2019
Grant date	Jul 4, 2023
Priority date	—
Expiry date	Nov 27, 2039

Classification

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

Abstract

Cathode active materials are provided. The cathode active material can include a plurality of cathode active compound particles. A coating is disposed over each of the cathode active compound particles. The coating can include at least one of ZrO2, La2O3, a mixture of Al2O3 and ZrO2 or a mixture of Al2O3 and La2O3. The battery cells that include the cathode active material are also provided.

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