1. Americhem Inc.
2. BASF SE
3. Evonik Industries AG
4. Look Polymer by Songhan Plastic Technology Co.Ltd.
5. Mitsubishi Chemical Corporation
6. Mitsui Plastics Inc.
7. PBI Performance Products Inc.
8. RTP Company
9. Saudi Basic Industries Corporation
10. Sino Polymer Co
Ltd.
11. Solvay S.A.
12. Sumitomo Chemical Co. Ltd.
13. UJU New Materials Co.
14. Vapi Products Industries Pvt. Ltd.
15. Westlake Plastics