Polysiloxan-enthaltende Kautschukzusammensetzung

摘要

A rubber composition having improved properties containing a starting rubber (e.g., diene rubber) and a polysiloxane having the following alkoxysilyl group (I) and/or acyloxysilyl group (II) and having an average degree of polymerization of 3 to 10,000: IDENTICAL Si - OR<1> IDENTICAL Si - OCOR<2> wherein, R<1> is a substituted or unsubstituted monovalent hydrocarbon group having 1 to 18 carbon atoms or an organic group containing an ether bond and R<2> is hydrogen or a hydrocarbon group having 1 to 21 carbon atoms.