1. Asahi Kasei Corporation
2. BASF SE
3. Chevron Phillips Chemical Company LLC
4. China Petrochemical Corporation
5. Dycon Chemical
6. DYNASOL GESTI?N S.L.
7. Entec Polymers
8. INEOS AG
9. J CHEM KOREA Corporation
10. KRAIBURG TPE GmbH & Co. KG
11. KRATON CORPORATION
12. KURARAY CO. LTD.
13. LCY GROUP
14. LG Chem
15. Merck KGaA
16. RAVAGO PETROCHEMICAL
17. RTP Company
18. SIBUR International GmbH
19. Sumitomo Chemical Co. Ltd.
20. TSRC Corporation