| 摘要 |
The invention therefore relates to a tyre equipped with a tread, said tread comprising a rubber composition based on at least one diene elastomer, a derivative of zinc diacrylate in the form of a zinc salt in which R1, R2 and R3 independently represent a hydrogen atom or a C1-C7 hydrocarbon group selected from linear, branched or cyclic alkyl groups, aralkyl groups, alkylaryl groups and aryl groups, and optionally interrupted by one or more heteroatoms, it being possible for R2 and R3 to together form a non-aromatic ring, said composition additionally comprising a peroxide, the contents of zinc diacrylate derivative and of peroxide being such that the ratio of the peroxide content to the zinc diacrylate derivative content is less than or equal to 0.09, said composition comprising no reinforcing filler or comprising less than 50 phr thereof, the ratio of the filler content to the zinc diacrylate derivative content being less than or equal to 2. |
