Rogers Corporation
PROTECTIVE LAYER FOR AN ANODE OF A LEAD ACID BATTERY

Abstract:

In an aspect, a lead acid battery comprises a sealed casing comprising sulfuric acid; an anode and a cathode that are both at least partially immersed in the sulfuric acid; wherein the anode comprises a current collector, an active layer, and a protective layer located in between the current collector and the active layer; wherein the protective layer comprises an electrically conductive carbon, a crosslinked, acid functionalized polymer, and an aliphatic acid or derivative thereof, wherein the aliphatic acid comprises a C.sub.6-30 aliphatic carboxylic acid.