Table 2: Vulcanization characteristics of the rubber compounds investigated.

NR1NR2NR3NR4NR5NR6

, dNm0.150.110.150.200.200.22
, dNm9.909.869.359.159.008.92
Δ = 9.759.759.208.958.808.70
, min:s4:214:244:274:304:354:39
, min:s8:028:338:509:139:209:25