Battery separators comprising embossments are generally provided. The embossments may take the form of indentations formed in a surface of the battery separator, such as indentations formed by an embossing process. The embossments may comprise intersection...

A solid electrolyte membrane having favorable characteristics and a method of forming the same are provided. A solid electrolyte membrane is composed of a non-woven fabric (ultrafine fiber non-woven fabric) UFN and solid electrolyte particles AP incorporat...

Improved battery separators, batteries, and systems, as well as methods relating thereto are disclosed herein for use in various lead acid batteries such as valve-regulated lead acid (VRLA) batteries that include one or more AGM layers. The improved batter...

The present invention provides an inexpensive separator having excellent heat resistance and causing no contraction even in a high temperature circumstance nor short circuit while maintaining a high porosity. This separator is characterized in that the fla...