... RD) 2.CAS NO:26780-96-1 3.used for natural rubber, butadiene nitrile and so on. Polymerized-2,2,4-trimethyl-1,2-dihydroquinoline (RD ... /TMQ)Commodity Name: Rubber Antioxidant RD(TMQ) Molecular Formula: (C12H15N)n. n=2~4ChemicalName: Polymerized-2,2,4-trimethyl-1,2 ... bags lined with polyethylene bags. Polymerized-2,2,4-trimethyl-1,2-dihydroquinoline(TMQ/RD)