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.:
Date of Patent:
Feb. 28, 2023
Filed:
Nov. 06, 2020
Applicants:
Samsung Sdi Co., Ltd., Yongin-si, KR;
Research & Business Foundation Sungkyunkwan University, Suwon-si, KR;
Inventors:
Changsu Shin, Yongin-si, KR;
Jaehou Nah, Yongin-si, KR;
Myeong Gyun Nam, Yongin-si, KR;
Pil Jin Yoo, Yongin-si, KR;
Gwan Hyun Choi, Yongin-si, KR;
Assignees:
SAMSUNG SDI CO., LTD., Yongin-si, KR;
Research & Business Foundation SUNGKYUNKWAN UNIVERSITY, Suwon, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/36 (2006.01); H01M 10/0525 (2010.01); H01M 4/62 (2006.01); H01M 4/38 (2006.01); H01M 4/02 (2006.01);
U.S. Cl.
CPC ...
H01M 4/364 (2013.01); H01M 4/366 (2013.01); H01M 4/386 (2013.01); H01M 4/387 (2013.01); H01M 4/625 (2013.01); H01M 10/0525 (2013.01); H01M 2004/021 (2013.01); H01M 2004/027 (2013.01);
Abstract
A negative active material for a rechargeable lithium battery and a rechargeable lithium battery, the negative active material including a composite including silicon particles, metal particles, and a first amorphous carbon; and a second amorphous carbon surrounding on the composite.