- Covestro AG
- BASF SE
- The Chemours Company
- Huntsman Corporation
- Jilin Connell Chemical Industry Co. Ltd
- Gujarat Narmada Valley Fertilizers & Chemicals Limited
- Sinopec Nanjing Chemical Industries Co. Ltd (China Petroleum & Chemical Corporation)
- Shanxi Tianji Coal Chemical Industry Group Co. Ltd
- Wanhua Chemical Group Co. Ltd
- Tosoh Corporation
- Sumitomo Chemical Co. Ltd
- SP Chemicals Pte Ltd
- Bondalti