PROBLEM TO BE SOLVED: To provide a filler for a non-puncture tire that is excellent in light-weight property while holding a prescribed strength and hardness.SOLUTION: A filler for a tire is constituted of a fused body of a plurality of foam particles. The foam particle includes a thermoplastic elastomer as a base material resin. The filler for a tire has (i) Asker C hardness of 40 to 70, (ii) density of 0.03 to 0.3 g/cm, (iii) tensile strength of 0.8 MPa or more and (iv) coefficient of restitution of 50% or more.SELECTED DRAWING: None

    【課題】所定の強度、硬度を保持した上で、軽量性に優れるノーパンクタイヤ用の充填材を提供することを課題とする。【解決手段】複数の発泡粒子の融着体からなるタイヤ用充填材であって、前記発泡粒子が、熱可塑性エラストマーを基材樹脂として含み、前記タイヤ用充填材が、(i)40〜70のアスカーC硬度、(ii)0.03〜0.3g/cm3の密度、(iii)0.8MPa以上の引張り強度、(iv)50%以上の反発係数を有することを特徴とするタイヤ用充填材により課題を解決する。【選択図】なし


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    Title :

    FILLER FOR TIRE AND TIRE INCLUDING THE SAME


    Additional title:

    タイヤ用充填材及びそれを備えたタイヤ


    Contributors:

    Publication date :

    2018-03-22


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B60C VEHICLE TYRES , Fahrzeugreifen / C08J Verarbeitung , WORKING-UP



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