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.

Date of Patent:
May. 28, 2019

Filed:

Aug. 09, 2016
Applicant:

Uchicago Argonne, Llc, Chicago, IL (US);

Inventors:

Michael M. Thackeray, Naperville, IL (US);

Jason Croy, Plainfield, IL (US);

Khalil Amine, Oak Brook, IL (US);

Bryan T. Yonemoto, Westmont, IL (US);

Joong Sun Park, Woodridge, IL (US);

Assignee:

UCHICAGO ARGONNE, LLC, Chicago, IL (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/50 (2010.01); H01M 4/505 (2010.01); H01M 4/36 (2006.01); H01M 4/52 (2010.01); H01M 4/525 (2010.01); H01M 10/052 (2010.01); H01M 4/02 (2006.01);
U.S. Cl.
CPC ...
H01M 4/505 (2013.01); H01M 4/364 (2013.01); H01M 4/525 (2013.01); H01M 10/052 (2013.01); H01M 2004/028 (2013.01);
Abstract

A structurally inhomogeneous lithium metal oxide material having the Formula (I): y[xLiMO•(1-x)LiM'O]•(1-y)LiM″O; wherein 0≤x≤1; 0<y<1; 0≤d≤0.33; and wherein the LiM″Ocomponent comprises a spinel structure, and each of the LiMOand the LiM′components thereof comprise layered structures. Each of M, M′, and M″ independently comprises one or more metal ions. The composition of the material of Formula (I) varies across the electrode particles by changing at least one of x, y, d, M, M′ and M″. Electrodes, cells and batteries comprising the lithium metal oxide material are also described.


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