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The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 11462736 B1

PDFFull Text
Date of Patent:
Oct. 04, 2022

Filed:

Feb. 26, 2020

Surface stabilized cathode material for lithium ion batteries and synthesizing method of the same

Applicant:

Apple Inc., Cupertino, CA (US);

Inventors:

Hongli Dai, Los Altos, CA (US);

Dapeng Wang, San Jose, CA (US);

Huiming Wu, San Jose, CA (US);

Fiona Claire Strobridge, San Francisco, CA (US);

John David Carter, Lemont, IL (US);

Christopher S. Johnson, Naperville, IL (US);

Xiaoping Wang, Naperville, IL (US);

Hakim H. Iddir, Hoffman Estates, IL (US);

Arthur Jeremy Kropf, Westmont, IL (US);

Yan Li, Westmont, IL (US);

Victor A. Maroni, Naperville, IL (US);

Anh D. Vu, Lemont, IL (US);

Zhenzhen Yang, Lemont, IL (US);

Arturo Gutierrez, Naperville, IL (US);

Yanjie Cui, Arlington Heights, IL (US);

Assignee:

Apple Inc., Cupertino, CA (US);

Attorney:

BakerHostetler

Primary Examiner:

Laura Weiner

Int. Cl.
CPC ...
H01M 4/525 (2010.01); H01M 4/505 (2010.01); C01G 53/00 (2006.01); C01G 45/12 (2006.01); C01G 51/00 (2006.01); H01M 4/131 (2010.01); H01M 4/1391 (2010.01); H01M 10/0525 (2010.01);
U.S. Cl.
CPC ...
H01M 4/525 (2013.01); C01G 45/1228 (2013.01); C01G 51/50 (2013.01); C01G 53/42 (2013.01); C01G 53/50 (2013.01); H01M 4/131 (2013.01); H01M 4/1391 (2013.01); H01M 4/505 (2013.01); H01M 10/0525 (2013.01); C01P 2002/50 (2013.01); C01P 2002/54 (2013.01); C01P 2002/72 (2013.01); C01P 2002/82 (2013.01); C01P 2002/86 (2013.01); C01P 2002/88 (2013.01); C01P 2004/03 (2013.01); C01P 2004/84 (2013.01); C01P 2006/40 (2013.01);
Abstract

A compound represented by LiCoMe(M1M2)O, (Formula (I)) wherein Me, is one or more of Li, Mg, Al, Ca, Ti, Zr, V, Cr, Mn, Fe, Ni, Cu, Zn, Ru and Sn, and wherein 0≤x≤0.3, 0<y≤0.4, 0.95≤α≤1.4, and 1.90≤δ≤2.10 is disclosed. Further, particles including such compounds are described.

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