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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 12592417 B1

PDFFull Text
Date of Patent:
Mar. 31, 2026

Filed:

Aug. 15, 2022

Lithium battery

Applicant:

Samsung Sdi Co., Ltd., Yongin-si, KR;

Inventors:

Jinah Seo, Yongin-si, KR;

Yunhee Kim, Yongin-si, KR;

Sujeong Koh, Yongin-si, KR;

Seungtae Lee, Yongin-si, KR;

Sunjoo Choi, Yongin-si, KR;

Siyoung Cha, Yongin-si, KR;

Miyoung Son, Yongin-si, KR;

Minju Lee, Yongin-si, KR;

Myungheui Woo, Yongin-si, KR;

Jinhyeok Lim, Yongin-si, KR;

Harim Lee, Yongin-si, KR;

Erang Cho, Yongin-si, KR;

Assignee:

SAMSUNG SDI CO., LTD., Yongin-si, KR;

Attorney:

Lee IP Law, P.C.

Primary Examiner:

Laura Weiner

Int. Cl.
CPC ...
H01M 10/0567 (2010.01); H01M 4/133 (2010.01); H01M 4/134 (2010.01); H01M 4/36 (2006.01); H01M 4/38 (2006.01); H01M 4/48 (2010.01); H01M 4/583 (2010.01); H01M 10/052 (2010.01); H01M 10/0568 (2010.01); H01M 10/0569 (2010.01); H01M 4/02 (2006.01);
U.S. Cl.
CPC ...
H01M 10/0567 (2013.01); H01M 4/133 (2013.01); H01M 4/134 (2013.01); H01M 4/364 (2013.01); H01M 4/386 (2013.01); H01M 4/48 (2013.01); H01M 4/583 (2013.01); H01M 10/052 (2013.01); H01M 10/0568 (2013.01); H01M 10/0569 (2013.01); H01M 2004/021 (2013.01); H01M 2004/027 (2013.01);
Abstract

A lithium battery includes a cathode including a cathode active material; an anode including an anode active material; and an organic electrolytic solution between the cathode and the anode, wherein the anode active material includes a carbonaceous anode active material and a metallic anode active material, in an XRD spectrum of the anode, a peak intensity ratio (la/lb) of a peak intensity (la) of a carbonaceous anode active material oriented in a direction non-parallel to a surface of the anode to all peak intensities (lb) of the carbonaceous anode active material oriented in all directions is about 0.15 or more, and the organic electrolytic solution includes a first lithium salt, an organic solvent, and a bicyclic sulfate-based compound represented by Formula 1 below:

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