1. Arkema S.A.
2. Arlanxeo
3. Asahi Kasei Corporation
4. BASF SE
5. Celanese Corporation
6. China Petrochemical Corporation
7. Covestro AG
8. Daikin Industries
Ltd.
9. DuPont de Nemours Inc.
10. JSR Corporation
11. Koninklijke DSM N.V.
12. Lanxess AG
13. LG Chem Ltd.
14. LyondellBasell Industries Holdings
15. Saudi Basic Industries Corporation
16. Solvay S.A.
17. Sumitomo Chemical Company Limited