Cosmo Chemical Co., Ltd.

Korean titanium dioxide maker, founded in Incheon in February 1968 (as Korea Titanium) and listed on the Korean stock exchange since 1987; it describes itself as the only TiO2 producer in Korea. The Onsan plant in Ulsan (completed 1996, about 350,000 m²) has capacity for 30,000 t/year of TiO2 and 1,000 t/year of cobalt sulphate; a rutile process was added in 2014. Products: COTIOX KA-100 general-purpose anatase TiO2 (rubber, paints, inks, toner, paper, masterbatch, wallpaper, sheet, tiles, welding rods, bricks, stationery) and COTIOX KA-300 TiO2 for delustering polyester and acrylic fibres; it also makes ferrous sulphate for water treatment and battery materials (cobalt sulphate, metal recovery from battery recycling).