To provide a binder composition for a non-aqueous secondary battery in which adhesion between an electrode active material and a current collector is excellent, the degree of swelling of an electrode with an electrolytic solution at a high temperature is s...

Provided is a porous electrode substrate having high mechanical strength, good handling properties, high thickness precision, little undulation, and adequate gas permeability and conductivity. Also provided is a method for producing a porous electrode subs...

A nonwoven fabric comprising flame-retardant acrylic fibers, characterized in that it has a weight per square-meter of 70 to 190 g/m, a thickness of 0.1 to 0.3 mm, a density of 0.35 to 0.8 g/cm; and a nonwoven fabric comprising carbon fibers, characterized...

The present invention relates to a carbon fiber nonwoven band-shaped article obtained by cutting a needle-punch nonwoven fabric of carbon fiber, wherein the carbon fiber is primarily oriented in a direction substantially perpendicular to a cut face of the ...