Composition for forming a Battery separator, the separator and an Alkaline Battery including the separator improved

摘要

The instant invention is directed to battery separator membranes useful in alkaline battery systems formed from a homogeneous admixture of a polyolefin, a plasticizer, and a filler selected from particulate material having a surface area of from 100 to 385 m2/cc and a pore volume of at least 0.075 cc/gm.