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. 13, 1988
Filed:
Jul. 16, 1987
Applicant:
Inventors:
John C Bailey, Columbia Station, OH (US);
Timothy D Foley, North Olmsted, OH (US);
Ernest D Botos, Bay Village, OH (US);
Assignee:
Eveready Battery Company, St. Louis, MO (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M / ;
U.S. Cl.
CPC ...
264105 ; 429217 ;
Abstract
Disclosed is a method of forming porous carbon cathode collectors for electrochemical cells by mixing carbon black with binder and liquid to form a dough, drying it at an elevated temperature, compacting the dried mix at an elevated temperature, milling it to a particle size greater than 0.05 mm and preferably 0.1 to 0.3 mm, and molding the dry milled mix, preferably by auger feeding, to form a collector having a pore size at least 50% by volume being 10 microns or larger and most preferably in the range of 10 to 90 microns.