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. 21, 2014
Samsung Electronics Co., Ltd., Suwon-si, Gyeonggi-do, KR;
Kwang-jin Park, Seongnam-si, KR;
Dong-wook Han, Yongin-si, KR;
Hyun-jin Kim, Hwaseong-si, KR;
Seok-soo Lee, Yongin-si, KR;
Won-seok Chang, Namyangju-si, KR;
Abstract
A cathode active material including a composite transition metal oxide including: sodium; a first transition metal; and a second transition metal, wherein the composite transition metal oxide has a first diffraction peak corresponding to a Miller index of (003) and derived from a layered rock salt structure, and a second diffraction peak corresponding to a Miller index of (104) and derived from a cubic rock salt structure in an X-ray powder diffraction (XRD) pattern, wherein an intensity ratio (I/I) of the first diffraction peak to the second diffraction peak is about 7 or greater.