AKRO-PLASTIC GMBH
AVIENT CORP.
BARLOG PLASTICS GMBH
CELANESE CORP.
DUPONT
KURARAY CO. LTD.
POLYPLASTICS CO. LTD.
RTP CO.
SABIC
SUMITOMO CHEMICAL CO. LTD.
TORAY INDUSTRIES INC.
TOYOBO CO. LTD.
UENO FINE CHEMICALS INDUSTRY LTD.
ZEUS CO. LLC.