| Polyalphaolefin | Polyolefin, Film Grade | Polyolefin, Wire/Cable Grade | 
| Cossa Polimeri S.r.L. | Dow Chemical | Ensinger | 
| Exxon Chemical | Lucent Polymers | PolyOne Corporation | 
| REXtac | Shandong Guangyin | Solvay Specialty Polymers | 
| Styron | Yparex B.V. | Zylog Plastalloys |