Inventors:
Patricia S. Bennett - Madison WI
Kenneth H. Kenyon - Verona WI
Alane M. Boutelle - Madison WI
Janna L. Rose - Madison WI
Ronald J. Ekern - Verona WI
Randall L. Collien - Fitchburg WI
Assignee:
Rayovac Corporation - Madison WI
International Classification:
H01M 462
Abstract:
A potassium polyacrylate superabsorbent polymer made by modified bulk polymerization and characterized as described herein is a superior gelling agent when provided at a suitable concentration in a gelled anode for an alkaline electrochemical cell. Suitable gelled anodes, alkaline electrochemical cells containing such gelled anodes, and methods for making and using same are also described.