DRY CELL COMPRISING A SEPARATOR COMPOSED OF THREE LAYERS

摘要

A dry cell having a separator layer interposed between a positive electrode and a negative zinc electrode, which separator layer is composed of three layers consisting of a paper having excellent water absorbing and water retaining properties, a barrier membrane formed of polyvinyl alcohol alone or polyvinyl alcohol incorporating a material which has at least one of water absorbing property, water retaining property, swelling property and adhesive property, and a paste layer.