| abstract |
Rubber mixtures which contain DOLLAR A (a) a rubber or a mixture of rubbers, DOLLAR A (b) a silicate filler, DOLLAR A (c) an organopolysulfane silane of the general formula (I) DOLLAR AR · 1 · R · 2 · R · 3 · Si-R · 4 · -S¶x¶-R · 4 · -SiR · 1 · R · 2 · R · 3 ·, DOLLAR A (d) an aminosilane of the general formula (II) DOLLAR AR · 1 · R · 2 · R · 3 · Si-R · 4 · -NR · 5 · R · 6 ·, DOLLAR A and DOLLAR A (e) an alkylsilane of the general formula (III) DOLLAR AR · 1 · R · 2 · R · 3 · Si-R · 7 · DOLLAR A included. DOLLAR A They are prepared by mixing the rubber or the mixture of rubbers, silanes according to formulas I, II and III and the silicate filler in a mixing unit and adding the silanes of formula I, II and III together or separately in succession. DOLLAR A They can be used in molded articles. |