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:
Dec. 23, 2025
Filed:
Sep. 13, 2021
Sanyo Electric Co., Ltd., Kadoma, JP;
Tomoki Ikeda, Tokushima, JP;
Yasunobu Kawamoto, Osaka, JP;
PANASONIC ENERGY CO., LTD., Osaka, JP;
Abstract
A method for producing a lithium-nickel complex oxide according to an aspect of the present disclosure comprises: a filling step for filling a firing container with a Ni-containing metal compound and a Li compound to obtain a filling material including the Ni-containing metal compound and the Li compound; and a firing step for firing the filling material that fills the firing container, wherein, in the filling step, when the filling material that fills the firing container is divided into two equal parts in the height direction, the molar ratio A of Li to metals other than Li in the filling material in the upper half region and the molar ratio B of Li to metals other than Li in the filling material in the lower half region satisfy 1<B/A<1.15.