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:
Oct. 15, 2019
Filed:
Jul. 23, 2015
Samsung Electronics Co., Ltd., Suwon-si, Gyeonggi-do, KR;
Samsung Fine Chemicals Co., Ltd., Ulsan, KR;
Samsung Sdi Co., Ltd., Yongin-si, Gyeonggi-do, KR;
Andrei Kapylou, Suwon-si, KR;
Donghan Kim, Suwon-si, KR;
Jinhwan Park, Seoul, KR;
Jayhyok Song, Suwon-si, KR;
Sungjin Ahn, Anyang-si, KR;
Byongyong Yu, Suwon-si, KR;
SAMSUNG ELECTRONICS CO., LTD., Gyeonggi-Do, KR;
SAMSUNG SDI CO., LTD., Gyeonggi-Do, KR;
Abstract
A positive active material including: a core including an overlithiated lithium transition metal oxide, and a coating layer which is disposed on at least a portion of a surface of the core, the coating layer including a polymer having an oxidation potential of about 4.4 volts to about 4.7 volts versus lithium metal. Also a manufacturing method thereof, and a positive electrode and a lithium battery including the positive active material.