ALKALINE BATTERY

Organization Name

panasonic intellectual property management co., ltd.

Inventor(s)

ALKALINE BATTERY

This abstract first appeared for US patent application 20250070345 titled 'ALKALINE BATTERY

Original Abstract Submitted

an alkaline dry battery includes: a bottomed cylindrical case; a hollow cylindrical positive electrode inscribed in the case; a negative electrode filled in a hollow part of the positive electrode and including a negative electrode active material containing zinc; a separator disposed between the positive and negative electrodes; an alkaline electrolytic solution; and a sealing unit. the alkaline electrolytic solution is contained in the positive and negative electrodes, and the separator. the sealing unit covers an opening of the case and includes a negative electrode current collector, a portion of the negative electrode current collector being inserted into the negative electrode. an additive is packed in a gap between the negative electrode and the sealing unit. the additive includes a wax component having a melting point of 60� c. or more and 110� c. or less. the wax component being an aliphatic hydrocarbon compound and/or an ester compound.