Braskem S.A.; ExxonMobil Corporation; Honeywell International Inc.; BP PLC; Chevron Phillips Chemical; Merck KGaA; Mitsubishi Gas Chemical Company; US Petrochemical Industries Inc.; Braskem; JX Nippon Oil and Energy Corporation; Royal Dutch Shell Plc; Royal Dutch Shell PLC; Reliance Industries Ltd.; Koch Industries Inc.; Reliance Industries Limited; Samsung Total Petrochemicals; Saudi Arabian Oil Co.; SK global chemical Co. Ltd.; Fujian Refining & Petrochemical; LG Chem; The Dow Chemical Company; Formosa Plastics Corporation; BASF SE; Huntsman Corporation; TORAY INDUSTRIES Inc.