| The effects of curing system,stabilizing system and plasticizing system on the properties of CM/EPDM blend were investigated,and a hose formulation which could meet environment-friendly requirements was developed.The optimized formulation was as follows:CM 70,EPDM 30,carbon black N550 30,carbon black N660 20,calcium stearate 3,calcium/zinc salt 3,epoxy soybean oil 10,plasticizer TOTM 3,antioxidant RD 1.5,antioxidant 4020 1,curative DCP 4,secondary curing agent CAMV 3,sulfur 1,others 5. |
