A method of producing a modified polymer that is capable of reducing heat build-up of a tire, and a modified polymer obtained by the method, a rubber composition including the modified polymer, and a pneumatic tire using the rubber composition, are provided. The method of producing the modified polymer includes modifying a conjugated diene polymer (A) with a nitrone compound (B) having a carboxy group, wherein the nitrone compound (B) is in particulate form, having an average major axis length of not greater than 50 μm.


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    Title :

    METHOD OF PRODUCING MODIFIED POLYMER, MODIFIED POLYMER, RUBBER COMPOSITION AND PNEUMATIC TIRE


    Contributors:

    Publication date :

    2018-09-20


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

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