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. 11, 2003
Filed:
Mar. 27, 2001
Applicant:
Inventors:
Shigekazu Yasuoka, Kasai, JP;
Yoshinori Yokoyama, Takasago, JP;
Atsumu Imasato, Sumoto, JP;
Takaaki Ikemachi, Tsuna-gun, JP;
Assignee:
Sanyo Electric Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 1/026 ; H01M 1/028 ; H01M 4/26 ; H01M 4/32 ;
U.S. Cl.
CPC ...
H01M 1/026 ; H01M 1/028 ; H01M 4/26 ; H01M 4/32 ;
Abstract
The present invention provides an alkaline storage battery excellent in both charge properties and discharge properties. A novel alkaline storage battery is provided comprising an active positive electrode material containing nickel hydroxide as a main component and an alkaline electrolyte containing at least Li and Na , characterized in that the positive electrode contains Y and/or Y compound and the alkaline electrolyte has an Li content of from not lower than 0.1 to less than 1.0 N and an Na content of from 0.3 to 1.5 N.