| Styrene-Butadiene Copolymer, SBC | Styrene/Butadiene/Styrene (SBS) | Polyphenylene Ether + Styrene-Butadiene Blend |
| Polyphenylene Ether + Styrene-Butadiene Blend, Glass Filled |
| BASF | Denka | Ecomass Technologies |
| Iran Petrochemical Commercial Co. (PCC) | Kraton | LG Chemical |
| Network Polymers | Nitriflex | Polimeri Europa (Former EniChem) |
| Polykemi AB | PolyOne Corporation | Styrolution |