A resin-extended modified diene elastomer is capable of being obtained by a process comprising at least: anionically polymerizing, in an organic solvent, at least one conjugated diene monomer having from 4 to 12 carbon atoms in the presence of a polymerization initiator to form a living diene elastomer having a number-average molar mass Mn1; modifying the living diene elastomer by reaction with a modifying agent to form a modified diene elastomer having a number-average molar mass Mn2 and a glass transition temperature, measured according to the standard ASTM D3418-08, within a range extending from −95° C. to −70° C.; adding at least one plasticizing resin to the organic solvent comprising the modified diene elastomer; and removing the organic solvent to obtain the resin-extended modified diene elastomer. The resin-extended modified diene elastomer has an Mn2/Mn1 ratio of strictly greater than 1.00 and an Mn2 of greater than or equal to 200,000 g/mol.


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    Title :

    ELASTOMERE DIENIQUE MODIFIE ETENDU A LA RESINE


    Additional title:

    RESIN-EXTENDED MODIFIED DIENE RUBBER
    HARZVERLÄNGERTER MODIFIZIERTER DIENKAUTSCHUK


    Contributors:

    Publication date :

    2023-12-06


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    French


    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 / C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS , Massen auf Basis makromolekularer Verbindungen



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