| Styrene-Butadiene Copolymer, SBC | Styrene/Butadiene/Styrene (SBS) | Polyphenylene Ether + Styrene-Butadiene Blend |
| Polyphenylene Ether + Styrene-Butadiene Blend, Glass Filled |
| Buckeye Polymers | Chevron Phillips Chemical Company LP | Denka |
| Diamond and Network Polymers | Dow Chemical | E-Polymers Co. Ltd. |
| Nitriflex | Polykemi AB | PolyOne Corporation |
| S&E Specialty Polymers | Sibur | Styron |