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:
Sep. 28, 2021
Filed:
Dec. 06, 2018
Toyota Jidosha Kabushiki Kaisha, Toyota, JP;
National University Corporation Okayama University, Okayama, JP;
TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota, JP;
NATIONAL UNIVERSITY CORPORATION OKAYAMA UNIVERSITY, Okayama, JP;
Abstract
The present disclosure relates to a positive electrode material for a lithium secondary battery which includes a positive electrode active material and a dielectric. The dielectric is a composite oxide represented by a general formula ABOand has a dielectric constant of 10 to 500. Here, m and n are real numbers that satisfy 1.01≤m/n≤1.6, δ is a value that is determined so that charge neutral conditions are satisfied, A is one or more elements among alkali metal elements, alkaline earth metal elements, rare earth elements, Cu, Pb and Bi, and B is one or more elements among transition metal elements and Sn.