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:
May. 30, 1989
Filed:
Nov. 10, 1987
Sharp Kabushiki Kaisha, Osaka, JP;
Abstract
A secondary battery using nonaqueous electrolytes that contain a light metal as an active material, and comprising an anode, a cathode and a separator that electrically separates the anode from the cathode, wherein said anode comprises a heat-resistant porous support and a carbon material deposited on said porous support, said carbon material having the following physico-chemical properties: The mean interlayer separation of said carbon active material is in the range of 0.337 to 0.355 nm; the ratio of the Raman intensity of 1360 cm.sup.-1 to that of 1580 cm.sup.-1 with regard to the argon laser Raman spectra of said carbon material is in the range of 0.4 to 1.0; and said carbon material is mainly composed of a carbon having a six-membered ring structure with flat networks and having a selective orientation.