To provide a conjugated diene polymer catalyst with which it is possible to produce a conjugated diene polymer that gives a rubber composition having excellent tensile characteristics, wear resistance, low-temperature properties and fuel economy.SOLUTION: A conjugated diene polymer catalyst has a gadolinium compound and an organic metal compound of an element selected from groups 2, 12 and 13 in the periodic table. The organic metal compound includes a halogenated organic metal compound and a hydrogenated organic metal compound.SELECTED DRAWING: None

    【課題】引張特性、耐摩耗性、低温特性及び低燃費性に優れたゴム組成物を得ることができる共役ジエン重合体を製造可能な共役ジエン重合体用触媒を提供することを目的とする。【解決手段】ガドリニウム化合物と、周期律表第2族、12族及び13族から選ばれる元素の有機金属化合物とを含む共役ジエン重合体用触媒であって、有機金属化合物は、ハロゲン化有機金属化合物と、水素化有機金属化合物とを含む、共役ジエン重合体用触媒。【選択図】なし


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    Title :

    CONJUGATED DIENE POLYMER CATALYST, CONJUGATED DIENE POLYMER, MODIFIED CONJUGATED DIENE POLYMER, COMPOSITION CONTAINING THE SAME, AND METHOD FOR PRODUCING CONJUGATED DIENE POLYMER, AND MODIFIED CONJUGATED DIENE POLYMER


    Additional title:

    共役ジエン重合体用触媒、共役ジエン重合体、変性共役ジエン重合体、それらを含む組成物、並びに共役ジエン重合体及び変性共役ジエン重合体の製造方法


    Contributors:
    IIZUKA RYOSUKE (author) / SHIBA KOJI (author)

    Publication date :

    2021-10-11


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    C08F MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS , Makromolekulare Verbindungen, erhalten durch Reaktionen, an denen nur ungesättigte Kohlenstoff-Kohlenstoff-Bindungen beteiligt sind / B60C VEHICLE TYRES , Fahrzeugreifen / C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS , Massen auf Basis makromolekularer Verbindungen