Lead storage battery containing a negative electrode active substance including a negative electrode additive

摘要

A lead storage battery comprising a positive electrode 11 and a negative electrode 12. The negative electrode 12 contains a negative electrode active substance to which a negative electrode additive is added. The negative electrode additive is a phenolaminobenzene sulfonic acidformaldehyde condensate. The above-structured lead storage battery provides a prolonged cycle life and excellent charging performance.