SULFUR-CROSSLINKABLE RUBBER MIXTURE VULCANIZATE AND VEHICLE TYRE

The invention relates to a sulfur-crosslinkable rubber mixture, a vulcanizate and a vehicle tire. The sulfur-crosslinkable rubber mixture contains at least the following constituents: [(R)Si—(R—)X—(R—)]S(R), I) where X is a radical comprising at least one polar group selected from urethane, amide, ester, amine, thiourea, thioamide, O-organyl thiocarbamate, S-organyl thiocarbamate, amidine, guanidine, piperidine, maleic anhydride, sulfonamide, carbonate, imidazoline, thiazolidine, thiazolidinone, pyrrolidine, pyrazole, benzimidazole, indole, purine, thiazine, sulfonate, and phosphonate groups.