Boehringer Ingelheim
Cyclo Olefin Copolymer (COC) Japan
Dow Chemical Company
Idemitsu Kosan
INEOS Group
JSR
Mitsui Chemicals
Polyplastics
SCHOTT
Sk Chemicals
Sumitomo Chemical
Ticona (Celanese Corporation)
TOPAS Advanced Polymers
Zeon
ZEONEX (Zeon)