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:
Nov. 03, 2020
Filed:
Sep. 04, 2017
Samsung Sdi Co., Ltd., Yongin-si, Gyeonggi-do, KR;
Daehoe Lee, Yongin-si, KR;
Dongjin Kim, Yongin-si, KR;
Minhan Kim, Yongin-si, KR;
Ilseok Kim, Yongin-si, KR;
Dohyung Park, Yongin-si, KR;
Junseok Park, Yongin-si, KR;
Okgyu Lim, Yongin-si, KR;
Gyuran Jeon, Yongin-si, KR;
Jeonjin Choi, Yongin-si, KR;
Samsung SDI Co., Ltd., Yongin-si, KR;
Abstract
The present disclosure relates to a cathode active material for a lithium secondary battery, a method for preparing same, and a lithium secondary battery comprising same, the cathode active material comprising a lithium-nickel compound oxide, wherein a c-axis lattice parameter of a unit lattice of the lithium-nickel compound oxide satisfies Formula 1:14.1720 ÅA≤c≤14.1750 ÅA  [Formula 1]