Oriental Union Chemical Corporation produces and sells ethylene oxide, ethylene glycol, and other related chemical products primarily in Taiwan and internationally. The company offers MEG for use in polyester fiber, antifreeze, dehumidifier, engineering plastics, PET bottles and brake fluid; DEG for use in dehumidifiers, lubricants, leveling agents, solvents, grinding aids, and unsaturated and polyol raw materials; TEG for use in dehumidifying agents, solvents, and polyols; and ethylene oxide (EO) for use in raw materials for ethylene glycol, glycol ether, ethanol ether, non-ionic surfactants, and disinfectants. It also provides surfactants and performance chemicals, including non-ionic surfactants, such as derivatives of EO and propylene oxide for use in personal care, textile and leather additives, pesticides, coatings, water treatment, and electronic materials; construction chemicals comprising monomers for polycarboxylic ether superplasticizer, polycarboxylic ether superplasticizers, and functional chemical additives; solvent and amine chemicals, consisting of ethanolamines, glycol ethers, and ethylene carbonate; and fine chemicals, such as reactive grade polyols and polyetheramines. In addition, the company offers various gases, such as oxygen for use in petrochemical industry, pure oxygen combustion, metal cutting, wastewater treatment, incinerators, hospitals, and fisheries; nitrogen for use in oil refining industry, electronics and semiconductors, plastics, food freezing and packaging, chemical industry, metal heat treatment, etc.; argon for welding, solar energy, electronics and semiconductors, metal manufacturing, etc. applications; and carbon dioxide for use in welding, food freezing and packaging, electronics and semiconductors, carbonated drinks, etc. Further, it manufactures monoethanolamine, polyethylene glycol, polyoxyethylene lauryl ether, and methoxy polyethylene glycols. The company was incorporated in 1975 and is headquartered in Taipei, Taiwan.