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:
Mar. 21, 2017
Filed:
Aug. 10, 2012
Yoon-sok Kang, Seongnam-si, KR;
Jun-young Mun, Seoul, KR;
Jin-hwan Park, Seoul, KR;
Min-sik Park, Suwon-si, KR;
Seung-mo OH, Seoul, KR;
Tae-ho Yoon, Seoul, KR;
Yoon-sok Kang, Seongnam-si, KR;
Jun-young Mun, Seoul, KR;
Jin-hwan Park, Seoul, KR;
Min-sik Park, Suwon-si, KR;
Seung-mo Oh, Seoul, KR;
Tae-ho Yoon, Seoul, KR;
SAMSUNG ELECTRONICS CO., LTD., Gyeonggi-Do, KR;
Abstract
A surface-treated electrode active material, a method of surface treating an electrode active material, an electrode, and a lithium secondary battery. The surface-treated electrode active material includes a surface metal oxide layer having higher degree of reduction of a metal than that of a bulk metal oxide layer. The method includes: forming a mixture by adding an untreated electrode active material comprising a metal oxide, and at least one of a basic material and a reducing material to a solvent; and stirring the mixture.