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:
Mar. 17, 2020

Filed:

Jan. 15, 2016
Applicant:

Daejoo Electronic Materials Co., Ltd., Siheung-si, Gyeonggi-do, KR;

Inventors:

Seung Min Oh, Siheung-si, KR;

Ki Young Kim, Siheung-si, KR;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 4/36 (2006.01); H01M 4/133 (2010.01); H01M 4/1395 (2010.01); H01M 4/1397 (2010.01); H01M 4/38 (2006.01); H01M 4/48 (2010.01); H01M 4/58 (2010.01); H01M 4/62 (2006.01); H01M 10/0525 (2010.01); H01M 4/02 (2006.01);
U.S. Cl.
CPC ...
H01M 4/364 (2013.01); H01M 4/133 (2013.01); H01M 4/1395 (2013.01); H01M 4/1397 (2013.01); H01M 4/366 (2013.01); H01M 4/386 (2013.01); H01M 4/483 (2013.01); H01M 4/5825 (2013.01); H01M 4/625 (2013.01); H01M 10/0525 (2013.01); H01M 2004/027 (2013.01); Y02T 10/7011 (2013.01);
Abstract

Provided are a negative electrode active material for a non-aqueous electrolyte rechargeable battery, a method for preparing the same, and a non-aqueous electrolyte rechargeable battery including the same and, more specifically, a negative electrode active material for a non-aqueous electrolyte rechargeable battery, including a silicon oxide composite, capable of degrading irreversible characteristics and improving structural stability of the non-aqueous electrolyte rechargeable battery, the silicon oxide composite containing silicone, a silicon oxide represented by general formula SiO(0<x<2), and an oxide including silicone and M (M is any one element selected from the group consisting of Mg, Li, Na, K, Ca, Sr, Ba, Ti, Zr, B, and Al), a method for preparing the same, and to a non-aqueous electrolyte rechargeable battery including the same.


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