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. 09, 2021
Filed:
Apr. 30, 2021
Toyota Jidosha Kabushiki Kaisha, Toyota, JP;
Daisuke Horikawa, Toyota, JP;
Ryuta Sugiura, Toyohashi, JP;
TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota, JP;
Abstract
A method of manufacturing a positive electrode material for lithium ion secondary battery includes the following (α) and (β): (α) a positive electrode active material is prepared; and (β) the positive electrode material for lithium ion secondary battery is manufactured by forming a coat on at least a portion of a surface of the positive electrode active material. The coat is formed to satisfy the following (1) to (3): (1) the coat includes a lithium ion conductor and a ferroelectric substance; (2) the ferroelectric substance is dispersed in the lithium ion conductor; and (3) the lithium ion conductor is interposed at least partially between the positive electrode active material and the ferroelectric substance.