To provide a conjugated diene polymer composition excellent in abrasion resistance at high level without deteriorating rolling resistance property and wet skid resistance property, a manufacturing method therefor and a tire.SOLUTION: The manufacturing method of a conjugated diene polymer composition includes a first milling process for milling a rubber component A containing a conjugated diene polymer, a silica inorganic filler B, and a silane coupling agent C, an aging process for aging a milled article obtained in the first milling process at a temperature of 40°C or higher, and a second milling process for milling the milled article obtained in the aging process and a vulcanizer D.SELECTED DRAWING: None

    【課題】転がり抵抗特性とウェットスキッド抵抗特性を損なうことなく、耐摩耗性が高度に優れる共役ジエン系重合体組成物及びその製造方法並びにタイヤを提供する。【解決手段】本実施形態の共役ジエン系重合体組成物の製造方法は、共役ジエン系重合体を含むゴム成分Aと、シリカ系無機充填剤Bと、シランカップリング剤Cとを混練りする第1の混練り工程と、前記第1の混練り工程により得られた混練物を40℃以上の温度でエージングするエージング工程と、前記エージング工程で得られた混練物と、加硫剤Dとを混練りする第2の混練り工程とを含む。【選択図】なし


    Access

    Download


    Export, share and cite



    Title :

    MANUFACTURING METHOD OF CONJUGATED DIENE RUBBER COMPOSITION, CONJUGATED DIENE RUBBER COMPOSITION, AND TIRE


    Additional title:

    共役ジエン系ゴム組成物の製造方法、共役ジエン系ゴム組成物及びタイヤ


    Contributors:

    Publication date :

    2019-10-24


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS , Massen auf Basis makromolekularer Verbindungen / B60C VEHICLE TYRES , Fahrzeugreifen / C08J Verarbeitung , WORKING-UP / C08K Verwendung von anorganischen oder nichtmakromolekularen organischen Stoffen als Zusatzstoffe , USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES AS COMPOUNDING INGREDIENTS



    METHOD FOR MANUFACTURING CONJUGATED DIENE POLYMER, CONJUGATED DIENE POLYMER, RUBBER COMPOSITION, AND TIRE

    YAMAGATA YUSUKE / HIRATA NARUKUNI / TANABE TOMOE et al. | European Patent Office | 2019

    Free access

    METHOD FOR MANUFACTURING CONJUGATED DIENE POLYMER, CONJUGATED DIENE POLYMER, RUBBER COMPOSITION, AND TIRE

    YAMAGATA YUSUKE / HIRATA NARUKUNI / TANABE TOMOE et al. | European Patent Office | 2016

    Free access

    Method for manufacturing conjugated diene polymer, conjugated diene polymer, rubber composition, and tire

    YAMAGATA YUSUKE / HIRATA NARUKUNI / TANABE TOMOE et al. | European Patent Office | 2019

    Free access


    MODIFIED CONJUGATED DIENE RUBBER COMPOSITION, AND TIRE

    ISHIMURA TOKUFUSA / SAITO HITOSHI | European Patent Office | 2019

    Free access