Patent ID: 9045003
Filing Date: 2015-06-02
Classification: B60C,C08C,C08K,C08L,Y02T,Y10T

Abstract:
1. A pneumatic tire provided with a bead core, a carcass layer, a tread rubber layer, an inner liner, a side reinforcing layer and a bead filler, wherein the side reinforcing layer and/or the bead filler comprise a rubber composition (a) which contains (A) a rubber component and (B) a filler and which has a dynamic storage modulus (E′) of 10 MPa or less at a dynamic strain of 1% and 25° C. and a Σ value of 5.0 or less in a loss tangent tan δ at 28 to 150° C. in the physical properties of the vulcanized rubber, wherein the rubber component (A) contains an amine-modified conjugate diene based polymer, filler (B) is carbon black, and the amount of filler (B) is 50 parts by mass or less based upon 100 parts by mass of rubber component (A).