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, 2017
Filed:
Aug. 19, 2013
Applicant:
Knu-industry Cooperation Foundation, Chuncheon-si, KR;
Inventors:
Sung-Man Lee, Chuncheon-si, KR;
Yoon-Soo Park, Chuncheon-si, KR;
Assignee:
KNU-INDUSTRY COOPERATION FOUNDATION, Chuncheon-si, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 4/133 (2010.01); C01B 31/04 (2006.01); H01M 4/583 (2010.01); H01M 4/04 (2006.01); H01M 4/1393 (2010.01); H01M 4/587 (2010.01); H01M 10/052 (2010.01);
U.S. Cl.
CPC ...
C01B 31/04 (2013.01); H01M 4/0402 (2013.01); H01M 4/0471 (2013.01); H01M 4/133 (2013.01); H01M 4/1393 (2013.01); H01M 4/583 (2013.01); H01M 4/587 (2013.01); H01M 10/052 (2013.01); Y02E 60/122 (2013.01); Y02P 70/54 (2015.11); Y10T 428/2982 (2015.01);
Abstract
Disclosed are a method of preparing a negative active material for a rechargeable lithium battery that includes preparing a solution including spherically shaped natural graphite particles and a solvent, ultrasonic wave-treating the solution, and drying the ultrasonic wave-treated solution to prepare graphite modified particles, and a rechargeable lithium battery prepared therefrom.
Lee, Sung-Man. (2017). Method of preparing negative active material for rechargeable lithium battery, and negative active material and rechargeable lithium battery prepared from the same (U.S. Patent No. 9580322). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9580322
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile