Rubber mixtures which comprise
(a) a rubber or a mixture of rubbers,
(b) a silicatic filler,
(c) an organosilane of the general formula (I)
R
1
R
2
R
3
Si—R
4
—SH (I)
(d) an alkylsilane of the general formula (II)
R
1
R
2
R
3
Si—R
5
(II).
They are prepared by mixing the rubber or the mixture of rubbers, the silanes according to the formulae I and II and the silicatic filler in a mixing unit and adding the silanes according to the formulae I and II together or separately in succession.
They can be used in shaped articles.
橡胶混合物包括(a)橡胶或橡胶混合物,(b)
硅酸盐填料,(c)一般式(I)R1R2R3Si-R4-SH的有机
硅烷,(d)一般式(II)R1R2R3Si-R5的烷基
硅烷。它们通过在混合装置中混合橡胶或橡胶混合物、公式I和II的
硅烷和
硅酸盐填料,并将公式I和II的
硅烷一起或分别按顺序添加而制备而成。它们可用于成型制品。