abstract |
The invention relates to a sulfur cross-linkable rubber mixture that comprises, for the purpose of imparting it with improved hardness, improved dynamic storage modulus E' and reduced loss factor tan d at 60 °C, at least one diene rubber, 0.1-10 phr of at least one dithiophosphate accelerator and 0.3 - 5 phr tin 2-ethylhexanoate. |