To provide a copolymer excellent in fracture resistance characteristics, wear resistance, and workability.SOLUTION: The copolymer contains at least an ethylene unit, a C4-10 non-conjugated olefin unit, and a conjugated diene unit. The content of the ethylene unit is 80-96 mol%, the content of the non-conjugated olefin unit is 3-19 mol%, and the content of the conjugated diene unit is 1-17 mol%. Preferably, the copolymer has a weight average molecular weight (Mw) of 50,000 or more.SELECTED DRAWING: Figure 3

    【課題】耐破壊特性と耐摩耗性と作業性とに優れた共重合体を提供する。【解決手段】エチレン単位と、炭素数が4〜10の非共役オレフィン単位と、共役ジエン単位と、を少なくとも含有する共重合体であって、前記エチレン単位の含有量が、80〜96mol%であり、前記非共役オレフィン単位の含有量が、3〜19mol%であり、前記共役ジエン単位の含有量が、1〜17mol%であることを特徴とする、共重合体である。該共重合体は、重量平均分子量(Mw)が50,000以上であることが好ましい。【選択図】図3


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    Title :

    COPOLYMER, RUBBER COMPOSITION, RESIN COMPOSITION, TIRE, AND RESIN PRODUCT


    Additional title:

    共重合体、ゴム組成物、樹脂組成物、タイヤ及び樹脂製品


    Contributors:
    TARDIF OLIVIER (author) / HOTTA FUMI (author)

    Publication date :

    2019-06-24


    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



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