Huntsman International LLC
Vencorex
Cangzhua Dahua Group Co. Ltd
Komho Mitsui Chemicals Corp
China National Bluestar (Group) Co. Ltd
and Anderson Development
Asahi Kasei Corporation
Metsui Chemicals America Inc. Evonik Industries AG
LANXESS
DowDuPont Inc. Tosoh Corporation
Covestro AG
BASF SE
Wanhua Chemical Group Co. Ltd