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:
Aug. 13, 2019

Filed:

Mar. 26, 2015
Applicant:

Uwm Research Foundation, Inc., Milwaukee, WI (US);

Inventors:

Junhong Chen, Whitefish Bay, WI (US);

Xingkang Huang, Shorewood, WI (US);

Assignee:

UWM RESEARCH FOUNDATION, INC., Milwaukee, WI (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 4/38 (2006.01); H01M 10/0525 (2010.01); H01M 10/052 (2010.01); H01M 4/02 (2006.01); H01M 4/04 (2006.01); H01M 4/587 (2010.01);
U.S. Cl.
CPC ...
H01M 4/386 (2013.01); H01M 4/0428 (2013.01); H01M 4/587 (2013.01); H01M 10/052 (2013.01); H01M 10/0525 (2013.01); H01M 2004/021 (2013.01); H01M 2004/027 (2013.01);
Abstract

The present disclosure relates generally to the field of lithium-ion batteries and battery modules. More specifically, the present disclosure relates to Si-based anode materials for use as anode active materials for lithium-ion batteries. One example includes micron/nano-scale structures that include a carbonate template structure and a silicon (Si) layer conformally deposited over the carbonate template. Another example includes a hollow, micron/nano-scale silicon structure having an oxygen content less than approximately 9%, wherein the interior of the hollow micron/nano-scale silicon structure is substantially free of carbon.


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