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:
May. 29, 2012
Filed:
Sep. 19, 2007
Applicants:
Toru Inagaki, Yokohama, JP;
Masaki Koike, Yokohama, JP;
Sung-soo Kim, Suwon-si, KR;
Inventors:
Assignee:
Samsung SDI Co., Ltd., Gongse-dong, Giheung-gu, Yongin-si, Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 4/13 (2010.01);
U.S. Cl.
CPC ...
Abstract
The negative active material for a non-aqueous rechargeable battery includes a main component of lithium vanadium oxide, and at least one selected from the group consisting of LiVO, vanadium carbide, and mixtures thereof. The LiVOis included in an amount of 0.5 to 3.0 wt % based on the total weight of the negative active material, and the vanadium carbide is included in amount of 0.5 wt % or less based on the total weight of the negative active material. The negative active material can improve discharge capacity of the non-aqueous rechargeable battery.