To provide a method for producing a thermoplastic elastomer composition that makes it possible to obtain a resin film having improved low-temperature durability while maintaining air permeation resistance, a method for producing an air permeation-resistant film for a tire, and a method for producing a pneumatic tire.SOLUTION: A method for producing a thermoplastic elastomer composition includes kinetic crosslinking of a rubber component and a thermoplastic resin, the method including the steps of: preparing a rubber pellet (A) containing butadiene rubber and a crosslinker and substantially free of butyl rubber; preparing a rubber pellet (B) containing butyl rubber and a crosslinker and substantially free of butadiene rubber; and melting and mixing the rubber pellet (A) and the rubber pellet (B).SELECTED DRAWING: Figure 1

    【課題】耐空気透過性を維持しつつ、低温耐久性が向上した樹脂フィルムが得られる熱可塑性エラストマー組成物の製造方法、タイヤ用耐空気透過性フィルムの製造方法、及び空気入りタイヤの製造方法を提供する。【解決手段】ゴム成分と熱可塑性樹脂とを動的架橋させる熱可塑性エラストマー組成物の製造方法であって、ブタジエンゴムと架橋剤を含み、ブチルゴムを実質的に含まないゴムペレット(A)を作製する工程と、ブチルゴムと架橋剤を含み、ブタジエンゴムを実質的に含まないゴムペレット(B)を作製する工程と、上記ゴムペレット(A)と上記ゴムペレット(B)と上記熱可塑性樹脂とを溶融混練する工程とを含むことを特徴とする、熱可塑性エラストマー組成物の製造方法とする。【選択図】図1


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    Titel :

    METHOD FOR PRODUCING THERMOPLASTIC ELASTOMER COMPOSITION, METHOD FOR PRODUCING AIR PERMEATION-RESISTANT FILM FOR TIRE, AND METHOD FOR PRODUCING PNEUMATIC TIRE


    Weitere Titelangaben:

    熱可塑性エラストマー組成物の製造方法、タイヤ用耐空気透過性フィルムの製造方法、及び空気入りタイヤの製造方法


    Beteiligte:
    ENDO TATSUYA (Autor:in)

    Erscheinungsdatum :

    2019-03-07


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Japanisch


    Klassifikation :

    IPC:    C08J Verarbeitung , WORKING-UP / 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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