| abstract |
Rubber composition intended for the manufacture of tire casings having improved hysteretic properties and safety in roasting, based on at least one elastomer and on silica as reinforcing filler containing a reinforcing additive constituted by the mixture and / or the reaction product 〈〈 in situ 〉〉 of at least one functionalized polyorganosiloxane compound, comprising per molecule, at least one functional siloxyl unit capable of chemically and / or physically bonding with the hydroxyl sites on the surface of the silica particles and at least one functionalized organosilane compound comprising, per molecule, at least one functional group capable of chemically and / or physically bonding with the polyorganosiloxane and / or the hydroxylated sites of the silica particles and at least one other functional group capable of chemically binding and / or physically to the polymer (s) chains. <IMAGE> |