Shin-Etsu Chemical. 

Shin-Etsu Chemical Co., Ltd. is a prominent global player in diverse chemical and materials sectors. The company's extensive operations span areas such as polyvinyl chloride (PVC) and chlor-alkali, advanced semiconductor silicon, various silicone products, electronic and functional materials, and specialty chemicals. It further engages in processing, trading, and providing specialized services across the globe. Its business is structured around key segments: Infrastructure Materials, Electronics Materials, Functional Materials, and Processing and Specialized Services. Shin-Etsu manufactures materials used in numerous applications, including PVC for applications like window frames, and critical components for cutting-edge transportation (electric, hybrid, and fuel cell vehicles, aircraft), renewable energy (wind power generators), industrial machinery (motors), and consumer appliances (air conditioners). They also provide advanced semiconductor silicon essential for robotics and cellulose derivatives. Beyond these, Shin-Etsu produces essential infrastructure items such as pipes for water and sewage, basic chemicals like caustic soda and polyvinyl alcohol, and a wide array of high-tech materials. The latter category includes photoresists, photomask blanks, encapsulants, rare earth magnets, silicon wafers, LED packaging materials, synthetic quartz, and pellicles. It also supplies specialized resins like SOLBIN (a copolymer), anode materials for batteries, and various industrial components such as input devices, wafer cases, and wrapping films. Established in 1926, the company initially operated as Shin-Etsu Nitrogen Fertilizer Co., Ltd., before rebranding to its current Shin-Etsu Chemical Co., Ltd. identity in 1940. Its corporate headquarters remain situated in Tokyo, Japan.