Disclosed herein are a modified high cis polydiene polymer, processes for preparing the modified high cis polydiene polymer, and tire rubber compositions containing the modified high cis polydiene polymer. The processes make use of a functionalizing compound of formula I or formula II and a coupling agent to prepare the modified high cis polydiene polymer from a quantity of conjugated diene monomer polymerized using a lanthanide-based catalyst system. The modified high cis polydiene polymer includes at least one polymer chain having a residue from the functionalizing compound and a residue from the coupling agent and can be utilized in tire rubber compositions in combination with other ingredients such as fillers.


    Access

    Download


    Export, share and cite



    Title :

    MODIFIED HIGH CIS POLYDIENE POLYMER, RELATED METHODS AND RUBBER COMPOSITIONS


    Additional title:

    MODIFIZIERTES HOCH-CIS-POLYDIENPOLYMER, VERWANDTE VERFAHREN UND KAUTSCHUKZUSAMMENSETZUNGEN
    POLYMÈRE DE POLYDIÈNE À HAUTE TENEUR EN CIS MODIFIÉ, PROCÉDÉS ASSOCIÉS ET COMPOSITIONS DE CAOUTCHOUC


    Contributors:

    Publication date :

    2024-04-24


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

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



    Modified high cis polydiene polymer, related methods and rubber compositions

    QIN ZENGQUAN / YAN YUAN-YONG | European Patent Office | 2024

    Free access

    MODIFIED HIGH CIS POLYDIENE POLYMER, RELATED METHODS AND RUBBER COMPOSITIONS

    QIN ZENGQUAN / YAN YUAN-YONG | European Patent Office | 2020

    Free access

    Modified High Cis Polydiene Polymer, Related Methods And Rubber Compositions

    QIN ZENGQUAN / YAN YUAN-YONG | European Patent Office | 2022

    Free access

    POLYURETHANE-POLYDIENE COPOLYMER, RUBBER COMPOSITION, AND TIRE

    OISHI SHIGEKI / SHODA YASUHIRO | European Patent Office | 2023

    Free access

    Modified High-Cis Polybutadiene Polymer, Related Methods And Rubber Compositions

    CICERCHI JEFFREY A / HOGAN TERRENCE E / KUHEL JR JAMES J | European Patent Office | 2022

    Free access