Patent ID: 9708477
Date: 2017-07-18
CPC Classifications: C08F,C08L

Claim:
1. A rubber composition comprising 100 parts by mass of a rubber component comprising a diene rubber, and from 1 to 100 parts by mass of a copolymer comprising: a monomer unit (a) derived from a compound represented by the following formula (1):  wherein R a monomer unit (b) derived from a compound represented by the following formula (2): wherein R the copolymer having a weight average molecular weight (Mw) of from 1,000 to 50,000; wherein the rubber component comprises 50 mass % or more of a modified styrene-butadiene rubber modified with at least one functional group selected from the group consisting of an amino group, a hydroxyl group, an epoxy group, an alkoxy group, an alkylsilyl group, an alkoxysilyl group and a carboxyl group.