Nikkei press reported 2015 ethylene market share in Japan. According to it, the top supplier was Mitsui (15%). Figure: 2015 Ethylene Market Share in Japan Manufacturer Market share (%) Mitsui 15.3 Mitsubishi 15.0 Idemitsu 13.4 Maruzen 12.8…
Table of Contents of Statistics/Rankings/Graphs is here.