ESFINO

microporous polypropylene separator film sold as an integral component of lithium ion batteries

semi-processed plastics; plastic films other than for wrapping, namely, plastic films for further manufacture in commercial and industrial use; microporous film for separations applications used in the manufacture of electrochemical systems, batteries, medical devices, sterile packaging and control-release devices; microporous polypropylene separator film for use in the manufacture of lithium ion batteries; plastic sheets other than for packing, namely, plastic sheets for further manufacture in general industrial use