PROBLEM TO BE SOLVED: To provide a functionalized elastomer obtained by applying a functionalization technique to a stereoregular diene polymer, using a dioxaborolane; a rubber composition; and a pneumatic tire comprising the composition.SOLUTION: The present invention is directed to a functionalized elastomer comprising the reaction product of Y and Z, where Y is a copolymer of a first monomer and a second monomer, the first monomer selected from the group consisting of 1,3-butadiene, isoprene and styrene, and the second monomer being a dioxaborolane-containing conjugated diene; and Z is a compound represented by formula 3.SELECTED DRAWING: None

    【課題】ジオキサボロランを用いた、官能化技術を立体規則ジエンポリマーに適用された官能化エラストマー、ゴム組成物、及び上記組成物を含む空気入りタイヤの提供。【解決手段】YとZの反応生成物を含む官能化エラストマー。Yは、1,3−ブタジエン、イソプレン、及びスチレンからなる群から選ばれる第一のモノマーと、ジオキサボロラン含有共役ジエンの第二のモノマーとのコポリマーで、Zは、式3で表される化合物である官能化エラストマー。【選択図】なし


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    Title :

    FUNCTIONALIZED ELASTOMER VIA ALLYLBORATION


    Additional title:

    アリルホウ素化による官能化エラストマー



    Publication date :

    2018-03-15


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B60C VEHICLE TYRES , Fahrzeugreifen / C08C TREATMENT OR CHEMICAL MODIFICATION OF RUBBERS , Behandlung oder chemische Modifizierung von Kautschuken / 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



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