| abstract |
A functionalized elastomer defined by the formula (I) where π includes a polymer chain, θ includes a group 14 element, R1 and R2 each independently include hydrogen, a monovalent organic group, or a polymer chain, R3 and R4 each independently include a divalent organic group or a covalent bond, R5, R6 R7, R8 and R9 each independently include a monovalent organic group or a hydrogen atom. |