film, tape and sheet materials made of plastics and/or ceramic materials, utilizing inorganic fillers, for further industrial use primarily in the electronics industry, and also for such purposes as the manufacture of fuel cell membranes, membranes for sensors, membranes for filters, and other like products; plastics, and ceramics, in the form of sheets, films or tapes for use as dielectrics in the further manufacture of capacitors and other electronic components, and for use as ferroelectri...