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. 07, 2018
Filed:
Jul. 16, 2015
Samsung Electronics Co., Ltd., Suwon-si, Gyeonggi-do, KR;
Byungjin Choi, Seoul, KR;
Yoonsok Kang, Seongnam-si, KR;
Junho Park, Seoul, KR;
Jinhwan Park, Seoul, KR;
Sungjin Ahn, Anyang-si, KR;
Donghee Yeon, Seoul, KR;
Jaegu Yoon, Suwon-si, KR;
SAMSUNG ELECTRONICS CO., LTD., Gyeonggi-Do, KR;
Abstract
A composite positive electrode active material, the positive electrode active material including: a first metal oxide having a layered structure; and a second metal oxide having a spinel structure, wherein second metal oxide is represented by Formula 1, and wherein the first metal oxide and the second metal oxide form a composite:LiMMnO  Formula 1wherein, in Formula 1, −1<a<1; and Mis at least one element selected from Groups 4 to 10, 13, and 14 of the Periodic Table, and wherein Mis not Mn. Also a positive electrode including the composite positive electrode active material, and a lithium battery including the positive electrode.