| abstract |
The present invention is directed to a functionalized elastomer comprising the reaction product of a living anionic elastomeric polymer and a polymerization terminator of formula I n n n n n n n n n n wherein R 1 is C1 to C4 linear alkyl, or C1 to C4 branched alkanediyl;n nX 1 , X 2 , X 3 are independently O, S, or a group of formula (II) or (III)n n n n n n n n n n n where R 2 is C1 to C18 linear or branched alkyl;n nZ is R 3 , —OR 4 , or —R 5 —X 4 ; R 3 , R 4 are independently C1 to C18 linear or branched alkyl; R 5 is C1 to C18 alkanediyl or dialkyl ether diyl;n nX 4 is halogen or a group of structure IV, V, VI, VII or VIIIn n n n n n n n n n n wherein R 6 , R 7 , R 8 , R 9 , and R 10 are independently H or C1 to C8 alkyl; R 11 is C2 to C8 alkanediyl; R 12 and R 13 are independently H, aryl or C1 to C8 alkyl;n nQ is N or a group of structure IXn n n n n n n n n n n wherein R 14 is C1 to C8 alkyl. |