Patent ID: 8663842
Filing Date: 2014-03-04
Classification: H01M,Y02E

Abstract:
1. Silver-zinc secondary battery comprising, in the discharged state: an alkaline electrolyte comprising potassium hydroxide having a concentration greater than or equal to 7 N, one or more silver electrode(s) and one or more zinc oxide electrode(s), wherein said silver electrode or electrodes consist(s) in a highly porous three-dimensional collector filled with an active mass comprising metallic silver particles, an organic binder, titanium dioxide and zinc oxide as a pore-forming and wetting agent, wherein the quantity of titanium oxide is between 5 and 30% by weight of active matter; wherein the quantity of zinc oxide is between 5 and 30% by weight of active matter; and wherein the sum of titanium oxide and zinc oxide is between 10 and 35% by weight of active matter.