Tosoh Quartz

Tosoh Quartz, Inc. is an industry leader in the production of quartz glass products for use by the semiconductor industry in the manufacture of integrated circuits. Tosoh Quartz, Inc. has been operating in Portland, Oregon, since 1970 and in Durham, England, since 1993, and is a member of Tosoh Corporation's Advanced Materials Division, which includes Tosoh Quartz Corporation (Japan), Tosoh Quartz Co., Ltd.(Taiwan), Tosoh Quartz Korea Co., Ltd. (Korea), Tosoh SMD, Inc. (United States, Korea, Taiwan, China), Tosoh Speciality Materials Corporation (Japan) and Tosoh SGM Corporation (Japan). Tosoh Corporation is the parent of the Tosoh Group, which comprises 100 companies worldwide and a multiethnic workforce of over 12,000 people. Since its founding in 1935, Tosoh has built balanced product lines of commodity chemicals for industry and of specialty products for niche markets. Tosoh is one of the largest chlor-alkali manufacturers in Asia. The company supplies the plastic resins and an array of the basic chemicals that support modern life. Tosoh's petrochemical operations supply ethylene, polyethylene, and functional polymers, while its advanced materials business serves the global semiconductor, display, and solar industries. Tosoh has also pioneered sophisticated bioscience systems that are used for the monitoring of life-threatening diseases. In addition, Tosoh demonstrates its commitment to a sustainable future in part by manufacturing a variety of eco-products.