The present invention is directed to a functionalized polymerization initiator of formula Iwhere R1 and R2 are independently selected to be hydrogen or a C1 to C8 alkyl; R3, R4, and R5 are independently selected to be a C1 to C8 alkyl or C6 to C14 aryl or a structure of formula IIwhere R6, R7 are independently selected to be a C1 to C8 alkyl or a C6 to C14 aryl. Also disclosed is a method of making a functionalized polymerization initiator and a method of making a functionalized elastomer. Further, a functionalized elastomer made by this method, a rubber composition comprising the functionalized elastomer and a pneumatic tire comprising the rubber composition is disclosed.


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    Title :

    FUNCTIONALIZED INITIATOR, METHOD OF MAKING AN INITIATOR AND FUNCTIONALIZED ELASTOMER


    Additional title:

    FUNKTIONALISIERTER INITIATOR, VERFAHREN ZUR HERSTELLUNG EINES INITIATORS UND FUNKTIONALISIERTES ELASTOMER
    INITIATEUR FONCTIONNALISÉ, PROCÉDÉ DE FABRICATION D'UN INITIATEUR ET ÉLASTOMÈRE FONCTIONNALISÉ


    Contributors:

    Publication date :

    2024-01-31


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B60C VEHICLE TYRES , Fahrzeugreifen / C08C TREATMENT OR CHEMICAL MODIFICATION OF RUBBERS , Behandlung oder chemische Modifizierung von Kautschuken / C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS , Massen auf Basis makromolekularer Verbindungen



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