Back to results
US 6,617,071 B2Granted
Active material for high power and high energy lead acid batteries and method of manufacture
AssigneeDelphi Technologies, Inc.
InventorsRongrong Chen, Wellington Y. Kwok
Life of this patent
Estimating the term…
Abstract
A grid plate for high power lead acid battery having a plate (14) covered with a conductive polymeric matrix (10) of preferably polyaniline and its derivatives, which is then coated with nanoscale particles of active material (14) such as lead sulfate and basic lead sulfate complexes.
Claims20
A liquid electrolyte battery electrode, comprising:
- (a) a battery grid plate (12) having at least one surface;
- (b) a conductive polymeric matrix (10) formed over said surface of said battery grid plate;
- and over the polymeric matrix,
- (c) a plurality of superfine particles of active material (14) coupled with said conductive polymeric matrix (10).
1 more element
A method for producing a battery plate for a lead acid battery, comprising:
- (a) providing a formed battery grid (12) having at least one surface;
- (b) forming a conductive polymeric matrix (10) over said surface of said battery grid;
- and
- (c) coating said conductive polymeric matrix (10) with a plurality of nanoscale particles of active material (14) on said surface of said battery grid.
1 more element
Dependencies are inferred from the claim text.