The present invention provides an alkaline dry battery which has excellent heavy load and intermediate load discharge characteristics, and in which reduction in light load discharge characteristic is suppressed. In the alkaline dry battery comprising: a ne...

In an alkaline dry battery comprising a positive electrode, a negative electrode, and an alkaline electrolyte, the positive electrode includes manganese dioxide and graphite powder and contains Ti(SO)as an additive.

A gelatinizer for alkaline batteries, which comprises crosslinked polymer particles (A) comprising, as one or more main constituting monomer units, (meth) acrylic acid and/or an alkali metal salt thereof having an average particle size of 0.1 to 2,000 mu m...

In order to obtain an alkaline dry battery low in the possibility of electrolyte leakage and excellent in discharge performance as well as an alkaline dry battery which is not likely to cause an internal short circuit even with the use of a thin separator,...

The invention is directed to a zinc composition (102) comprising finely divided zinc particles dispersed in organic medium wherein the organic medium comprises a solvent and a polymer selected from polyhydroxy ether, polyurethane, co-polymer of acryionitri...

A high-capacity enclosed nickel-zinc primary battery excellent in characteristics such as capacity maintenance factor, energy density, and high-efficient discharge characteristics, an anode using it, and a production method for them. An enclosed nickel-zin...