| 摘要 |
A tire with a built-in puncture sealant comprises a supporting tire carcass comprised of one or more layers of ply, an outer circumferential tread (120), and a radially inner layer, a pair of beads (113), sidewalls extending radially inward from the axial outer edges of the tread (120) portion to join the respective beads (113), a sealant comprising an outer layer of sealant (102) and an inner layer of sealant (101), disposed inwardly from said tire carcass inner layer, wherein the outer layer of sealant (102) and the inner layer of sealant (101) have different viscosities, and wherein said sealant provides self-sealing properties to the tire. |
