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. 19, 2000
Filed:
Oct. 27, 1998
Taishi Tsuji, Tsurugashima, JP;
Kazuto Sakemura, Tsurugashima, JP;
Takashi Yamada, Tsurugashima, JP;
Takako Miyake, Tsurugashima, JP;
Shuuichi Yanagisawa, Tsurugashima, JP;
Pioneer Electronic Corporation, Tokyo, JP;
Abstract
The present invention is directed to a secondary cell having a positive electrode composed of polyaniline, wherein the positive electrode is formed by deriving an organic solution of polyaniline mixed with a diazo compound on a specific positive electrode collector. The invention also relates to a lithium ion secondary cell having a positive electrode composed of polyaniline and a diazo compound and a negative electrode composed of graphite, wherein the solvent of the electrolyte is a mixed solvent of ethylene carbonate, .gamma.-butyrolactone and 1,2-dimethoxyethane.