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:
Jun. 25, 2024
Filed:
Aug. 15, 2019
Fdk Corporation, Tokyo, JP;
Tetsuya Yamane, Tokyo, JP;
Yuzo Imoto, Tokyo, JP;
Yuya Tanimoto, Tokyo, JP;
Masaru Kihara, Tokyo, JP;
Hideyuki Asanuma, Tokyo, JP;
FDK CORPORATION, Tokyo, JP;
Abstract
A batteryincludes an outer canand an electrode groupthat is housed in the outer cantogether with an alkaline electrolytic solution, in which a positive electrodeincluded in the electrode groupincludes a positive electrode substrate and a positive electrode mixture supported on the positive electrode substrate, the positive electrode mixture includes nickel hydroxide and a positive electrode additive, the positive electrode additive includes a titanium oxide particle having an anatase-type crystal structure, the titanium oxide particle has an average primary particle size of 5 nm or more and 10 nm or less and a BET specific surface area of 230 m/g or more and 360 m/g or less, and includes 0.1% by mass or more of niobium, and a rate of addition of the titanium oxide relative to the nickel hydroxide is 0.1% by mass or more and 1.0% by mass or less.