Table 2.
Influence of BDC on the rheometric properties of SBR compounds.
| Symbol | LL (dNm) |
∆L (dNm) |
τ02 (min) |
τ90 (min) |
|---|---|---|---|---|
| SBR | 11.0 ± 0.3 | 39.9 ± 1.1 | 1.2 ± 0.1 | 24.5 ± 1.3 |
| SBR5 | 13.9 ± 0.1 | 54.8 ± 1.9 | 2.9 ± 0.1 | 30.0 ± 1.4 |
| SBR10 | 12.0 ± 0.2 | 61.6 ± 2.2 | 2.0 ± 0.1 | 33.0 ± 1.1 |
| SBR20 | 13.0 ± 0.1 | 51.7 ± 1.9 | 2.9 ± 0.2 | 37.0 ± 1.0 |
| SBR30 | 14.0 ± 0.1 | 47.5 ± 1.4 | 3.5 ± 0.2 | 38.5 ± 1.2 |
LL—minimum torque moment (dNm); ∆L—the decrease of torque moment (dNm) (∆L = LHR − LL); τ02—scorch time (min); τ90—time of vulcanization (min).