The invention provides a functionalized polymer, a rubber composition and a pneumatic tire. A functionalized elastomer is disclosed comprising the reaction product of a living anionic elastomeric polymer and a polymerization terminator of formula I, wherein R<1> is a C1 to C4 linear alkanediyl, or a C1 to C4 branched alkanediyl; X<1>, X<2>, X<3> in formula I may be independently O, S, a group of formula II, or a group of formula III; R<2> is a C1 to C18 linear or branched alkyl; and Z is -R<3>-CH=CH-R<4>, where R<3> is a covalent bond or a C1 to C18 linear or branched alkanediyl, and R<4> is ahydrogen or a C1 to C18 linear or branched alkyl.
本发明公开了官能化聚合物、橡胶组合物和充气轮胎。本发明涉及包含活性阴离子弹性体聚合物与式I的聚合终止剂的反应产物的官能化弹性体其中R是C1至C4直链烷基、或C1至C4支链烷二基;X、X、X独立地为O、S或式(II)或(III)的基团其中R是C1至C18直链或支链烷基;且Z是‑R‑CH=CH‑R,其中R是共价键或C1至C18直链或支链烷二基,且R是氢或C1至C18直链或支链烷基。
FUNCTIONALIZED POLYMER, RUBBER COMPOSITION AND PNEUMATIC TIRE
官能化聚合物、橡胶组合物和充气轮胎
30.06.2020
Patent
Elektronische Ressource
Chinesisch
IPC: | C08F MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS , Makromolekulare Verbindungen, erhalten durch Reaktionen, an denen nur ungesättigte Kohlenstoff-Kohlenstoff-Bindungen beteiligt sind / B60C VEHICLE TYRES , Fahrzeugreifen / C08K Verwendung von anorganischen oder nichtmakromolekularen organischen Stoffen als Zusatzstoffe , USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES AS COMPOUNDING INGREDIENTS / C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS , Massen auf Basis makromolekularer Verbindungen |
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