US 12,148,928 B2
Methods for making components of lead-acid batteries
Marvin C. Ho, Crown Point, IN (US); and Thomas David Wojcinski, Hammond, IN (US)
Assigned to Hammond Group, Inc., Hammond, IN (US)
Filed by Hammond Group, Inc., Hammond, IN (US)
Filed on Aug. 26, 2021, as Appl. No. 17/412,860.
Claims priority of provisional application 63/071,735, filed on Aug. 28, 2020.
Prior Publication US 2022/0069302 A1, Mar. 3, 2022
Int. Cl. H01M 4/56 (2006.01); H01M 4/04 (2006.01); H01M 4/58 (2010.01); H01M 10/08 (2006.01)
CPC H01M 4/56 (2013.01) [H01M 4/0471 (2013.01); H01M 4/5825 (2013.01); H01M 10/08 (2013.01); H01M 2300/0011 (2013.01)] 16 Claims
OG exemplary drawing
 
1. A method for forming the precursor of an active material of an electrode of a lead-acid battery, the method comprising:
forming an active material paste by a method comprising combining at least water, an acid, a glass composition comprising at least 75 wt. % of lead oxide, and lead oxide, wherein the glass composition is granular, and wherein the lead oxide is granular;
curing the active material paste to form the precursor of the active material of the electrode of the lead-acid battery.