主权项 |
1. A rubber mixture comprising:
at least one nonpolar rubber selected from the group consisting of NR, SBR, BR, IR, SIBR, IIR, ENR, and EPDM, carbon black, and short-chain alkyl esters of glycerol as in formula (I):in which R1, R2, and R3 are mutually independently hydrogen or a straight-chain or branched C1-C4-alkyl moiety. |