CPC H01M 50/44 (2021.01) [H01M 4/14 (2013.01); H01M 4/5825 (2013.01); H01M 4/625 (2013.01); H01M 4/627 (2013.01); H01M 4/73 (2013.01); H01M 10/08 (2013.01); H01M 50/431 (2021.01); H01M 50/437 (2021.01); H01M 50/543 (2021.01); H01M 50/55 (2021.01); H01M 2004/027 (2013.01); H01M 2220/20 (2013.01); H01M 2300/0011 (2013.01)] | 20 Claims |
1. A lead-acid storage battery comprising:
a container with a cover, the container including one or more compartments;
one or more cell elements in the one or more compartments, the one or more cell elements comprising:
a positive plate, the positive plate having a positive grid and a positive electrochemically active material on the positive grid;
a negative plate, the negative plate having a negative grid and a negative electrochemically active material on the negative grid, wherein the negative electrochemically active material comprises fine particle size barium sulfate, an organic expander, and conductive carbon, the conductive carbon comprising activated carbon and 0.01 to 0.1 percent by weight carbon nanotubes; and
an absorbent glass mat separator between the positive plate and the negative plate;
electrolyte within the container; and
one or more terminal posts extending from the container or the cover and electrically coupled to the one or more cell elements.
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