Electrolytic manganese dioxide (EMD) - batteries
Tosoh has the largest battery-grade EMD capacity in the world. With manufacturing facilities in Japan and Greece, Tosoh is able to meet the most demanding requirements of our customers. EMD is used in the production of dry cells and soft ferrites.

Styrene monomer - used in thermoplastic for electronics
Tosoh is today a major producer of styrene monomer, which is widely used to make polystyrene, a thermoplastic needed for the manufacture of electronics products, food packaging, and a variety of other daily essentials.

Yttria-stabilized zirconia powders - electronic parts and tools
Tosoh is the world’s largest supplier of yttria-stabilized powders known for being high quality products. Because of its superior mechanical properties, high fracture strength and resistance to abrasion, zirconia is now widely used in many applications, from machine parts, electronic parts and tools, to optical fiber connectors.

Tosoh's High Performance Polymers - lighting components
Polyphenylene sulfide PPS
Here is a unique Tosoh engineering plastic material that combines many of the best properties of plastics and metals. It therefore has found automotive applications in emission control components, lighting components, and fuel system parts.