Occidental Chemical Corporation is one of the leading producers of chemical products in North America. Its range of products includes chlorine and caustic soda, caustic potash, resorcinol, polyvinyl chloride resins, sodium silicates and chlorinated isocyanurates. The company manufactures chemical ingredients for various products, such as plastics, pharmaceuticals and water disinfectants. Occidental Chemical Corporation operates manufacturing facilities in the United States, Canada, Chile and Brazil. It holds interest in Armand Products Company and Carbocloro S.A. Ind strias Qu micas. The company also operates OxyVinyls, which is a manufacturer of polyvinyl chloride resins. Occidental Chemical Corporation is a part of Occidental Petroleum Corporation, which is an international gas and oil production and exploration company, as well as chemical manufacturer.