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:
Oct. 27, 1987
Filed:
Apr. 24, 1986
Applicant:
Inventors:
Kazuya Hiratsuka, Yokohama, JP;
Yuichi Sato, Atsugi, JP;
Yoshiyasu Aoki, Tokyo, JP;
Hiroshi Yui, Yokkaichi, JP;
Mitsutaka Miyabayashi, Yokkaichi, JP;
Akira Itsubo, Yokkaichi, JP;
Assignees:
Toshiba Battery Co., Ltd., Tokyo, JP;
Mitsubishi Petrochemical Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M / ; H01M / ;
U.S. Cl.
CPC ...
429194 ; 429218 ;
Abstract
There is disclosed a secondary battery using a non-aqueous solvent which comprises using a carbonaceous material obtained by carbonating an organic compound and having a pseudographite structure of a hydrogen/carbon ratio being 0.15 or less, a d.sub.002 being 3.37 .ANG. or more and a Lc being 150 .ANG. or less as a negative electrode. The battery has a large electric density, less in self-discharging and excellent in preservability.