Patent ID: 6548594
Filing Date: 2003-04-15
Classification: C08K

Abstract:
A rubber mixture comprising(a) a rubber or a mixture of rubbers, (b) a silicatic filler, (c) 1 to 4 wt % based on the amount of filler of an organosilane of the general formula (I) R1R2R3Siâ€”R4â€”SHâ€ƒâ€ƒ(I) wherein R1, R2, R3 can be identical or different and consist of C1 to C4 alkyl or C1 to C4 alkoxy, R4 consists of C1 to C6 linear or branched divalent hydrocarbon, and(d) 1 to 6 wt % based on the amount of filler of an alkylsilane of the general formula (II) R1 R2R3Siâ€”R5â€ƒâ€ƒ(II) wherein R1, R2, R3 have the meaning as in formula I, andR 5 consists of C16-C20 linear or branched alkyl.