RD is a very important category rubber antioxidant. It has a ... for heat, oxygen and fatigue aging, and stro Rubber Antioxidant RD/TMQChemical Name : Polymerized 2,2,4 -Trimethyl-1,2-Dihydroquinoline ... =3-4 nTechnical Indexes: GB 8826-88 ItemIndexSoftening Point C º80-100Ash,%, ≤0.5Loss on drying , %≤0.5 Properties : amber shred ... or 25kg PP woven bag, Kraft paper bag Rubber Antioxidant RD (TMQ)