Patent ID: 8658737
Filing Date: 2014-02-25
Classification: C08L,Y10T

Abstract:
1. An acrylic rubber composition comprising: an acrylic rubber; a functionalized silicone oil; and an aromatic polyamine, wherein: the acrylic rubber is at least one compound selected from a carboxyl group-containing acrylic rubber, an epoxy group-containing acrylic rubber, and an active chlorine group containing acrylic rubber, the silicone oil is included in an amount of 0.3 to 30 parts by mass based on 100 parts by mass of the acrylic rubber and has a polydimethylsiloxane structure represented by Formula 1 and having at least one of binding sites α, β, and γ bonded with a functional group and has a functional group equivalent of 1 to 100,000 (g/mol): and the functional group bonded to the binding sites of α, β, and γ is a monoamino group, a diamino group, a polyether group, an epoxy group, an alicyclic epoxy group, a hydroxyl group, a thiol group, a carboxyl group, a hydrogen group (Si—H), a methacryl group, a phenol group, an alkoxy group, an ester group, an amide group, an alkyl group, a fluoroalkyl group, or a diol group.