Natural rubber mixture with improved low temperature flexibility

摘要

Rubber mixture comprises at least a solid diene rubber (30-100 parts per hundred (phr)); at least a low viscous and liquid rubber; at least a thiuram catalyst (0.1-10); at least an amorphous and/or precipitated silicic acid (0-150 phr); at least a coupling agent (0-25 phr); at least a soot (1-100 phr); and a further additive (2-200 phr).