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. 25, 2016
Filed:
Oct. 10, 2013
Samsung Sdi Co., Ltd., Yongin-si, Gyeonggi-do, KR;
Chong-Gi Hong, Yongin-si, KR;
Joon-Hyung Lee, Yongin-si, KR;
SAMSUNG SDI CO., LTD., Yongin-si, Gyeonggi-do, KR;
Abstract
Provided is a rechargeable lithium battery that includes a positive electrode including a positive active material; a negative electrode including a negative active material; a separator interposed between the positive electrode and the negative electrode; and an electrolyte solution, wherein the positive active material includes lithium metal oxide and a compound represented by the following Chemical Formula 1 and coated on a surface of the lithium metal oxide, and the separator includes a porous substrate and a coating layer including ceramic and disposed on at least one side of the porous substrate.LiAlM(PO)  [Chemical Formula 1] In Chemical Formula 1, M is at least one metal selected from Ti, Cr, Ga, Fe, Sc, In, Y, Mg, and Si, and 0<x≦0.7.