PROBLEM TO BE SOLVED: To provide a novel hydrazone compound useful as a rubber additive which can provide a rubber composition having low heat build-up properties and excellent workability, a rubber additive containing the compound, a rubber composition containing the compound or the additive, and a pneumatic tire using the rubber composition.SOLUTION: The present invention provides a hydrazone compound represented by Formula (I) and a rubber additive containing the compound. [Ris H or a C1-4 alkyl group; L is a C1-6 alkylene group; A is Formula (A-1) or the like; n is 0 or 1 (Ris a hydroxy group, an amino group, a mono- or di-alkylamino group substituted with a C1-4 alkyl group, or a guanidino group; and * is a bonding position to L)].SELECTED DRAWING: None

    【課題】低発熱性と作業性に優れたゴム組成物を提供できるゴム用添加剤として有用な新規ヒドラゾン化合物、該化合物を含有してなるゴム用添加剤、該化合物又は該添加剤を含むゴム組成物、及び該ゴム組成物を用いた空気入りタイヤの提供。【解決手段】式(I)で表されるヒドラゾン化合物及び該化合物を含有してなるゴム用添加剤。[R1はH又はC1〜4のアルキル基;LはC1〜6のアルキレン基;Aは式(A−1)等;nは0又は1(R2はヒドロキシ基、アミノ基、C1〜4のアルキル基で置換されたモノ或いはジアルキルアミノ基又はグアニジノ基;*はLとの結合位置)]【選択図】なし


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    Title :

    NOVEL HYDRAZONE COMPOUND, RUBBER ADDITIVE, RUBBER COMPOSITION AND PNEUMATIC TIRE USING THE SAME


    Additional title:

    新規ヒドラゾン化合物、ゴム用添加剤、ゴム組成物及びこれを用いた空気入りタイヤ


    Contributors:

    Publication date :

    2018-07-05


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    C07C ACYCLIC OR CARBOCYCLIC COMPOUNDS , Acyclische oder carbocyclische Verbindungen / 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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