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:
Jul. 21, 2009
Filed:
Nov. 30, 2005
Applicants:
Paul Pratt, Lone Rock, WI (US);
Stephanie R. Curtis, Pardeeville, WI (US);
Rodney S. Mckenzie, Madison, WI (US);
Inventors:
Paul Pratt, Lone Rock, WI (US);
Stephanie R. Curtis, Pardeeville, WI (US);
Rodney S. McKenzie, Madison, WI (US);
Assignee:
Rovcal, Inc., Madison, WI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 4/42 (2006.01); H01M 4/62 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present disclosure relates to alkaline electrochemical cells, such as metal-air cells, which comprise a gelled anode which may or may not include mercury, comprising an ionically conductive clay additive. The ionically conductive clay additive is modified to include halogen atoms to increase the negative charge density of the additive and improve its performance in the electrochemical cell.