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:
Nov. 03, 2015
Filed:
Jan. 31, 2013
Samsung Sdi Co., Ltd., Yongin-si, Gyeonggi-do, KR;
Yury Matulevich, Yongin-si, KR;
Sung-Hwan Moon, Yongin-si, KR;
Jong-Seo Choi, Yongin-si, KR;
Jae-Hyuk Kim, Yongin-si, KR;
Chun-Gyoo Lee, Yongin-si, KR;
Seung-Uk Kwon, Yongin-si, KR;
Yo-Han Park, Yongin-si, KR;
Soon-Sung Suh, Yongin-si, KR;
Chang-Ui Jeong, Yongin-si, KR;
Samsung SDI Co., Ltd., Giheung-gu, Yongin-si, Gyeonggi-do, KR;
Abstract
A negative active material for a lithium battery with an improved cycle characteristic and capacity retention rate, and the negative active material comprises a plurality of particles comprising a plurality of first particles comprising Si, Ti, and Ni; and composite particles comprising a plurality of second particles in which at least one element selected from the group consisting of Cu, Fe, Ni, Au, Ag, Pd, Cr, Mn, Ti, B, and P is partially or completely deposited on surface(s) of other of first particles, a method of preparing the negative active material, and a lithium battery including a negative electrode including the negative active material.