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:
Aug. 18, 2015
Filed:
Feb. 05, 2013
Samsung Sdi Co., Ltd., Yongin-si, Gyeonggi-do, KR;
Sang-Eun Park, Yongin-si, KR;
Jae-Myung Kim, Yongin-si, KR;
So-Ra Lee, Yongin-si, KR;
Ui-Song Do, Yongin-si, KR;
Chang-Su Shin, Yongin-si, KR;
Yu-Jeong Cho, Yongin-si, KR;
Su-Kyung Lee, Yongin-si, KR;
Samsung SDI Co., Ltd., Gyeonggi-Do, KR;
Abstract
A composite anode active material, an anode and a lithium battery each including the composite anode active material, and a method of preparing the composite anode active material. The composite anode active material includes a composite core, and a coating layer covering at least a region of the composite core, wherein the composite core includes a carbonaceous substrate and a metal/semi-metal nanostructure on the carbonaceous substrate, the coating layer is more predominant on the nanostructure than on the carbonaceous substrate, and the coating layer includes a metal oxide.