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:
Jan. 29, 1985
Filed:
Dec. 22, 1983
Applicant:
Inventors:
Assignee:
Toyo Boseki Kabushiki Kaisha, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M / ;
U.S. Cl.
CPC ...
429 44 ; 429107 ; 429109 ; 4234472 ;
Abstract
An electrode for an flowcell comprising electrode material made of carbon fiber having average <002> spacing of quasi-graphite crystalline structure of not more than 3.70 .ANG., and the average C-axis size of crystallite of not less than 9.0 .ANG. and at least 3 % by mole of oxygen atom bound to the fiber surface based on carbon atom, whereby the electrode has remarkable high electrical conductivity, current efficiency handling characteristics and hydrodynamic characteristics, and is adapted to flowcell.