겔 투과 크로마토그래피(GPC)에 의한 커플링 중합체의 비율이, 변성 공액 디엔계 중합체 전체의 30질량% 이상 70질량% 미만이고, 또한 흡착 GPC에 의한 변성률이, 상기 변성 공액 디엔계 중합체 전체의 30질량% 이상 70질량% 미만이고, 상기 변성 공액 디엔계 중합체의 GPC에 의한 커플링 중합체의 피크 톱 분자량을 Mp로 나타내고, 비커플링 중합체의 피크 톱 분자량을 Mp로 나타냈을 때, (Mp/Mp)≥3.4이고, 수축 인자(g')가 0.60 미만인, 변성 공액 디엔계 중합체.

    A modified conjugated diene-based polymer, including a coupling polymer,wherein a ratio of the coupling polymer, obtained by gel permeation chromatography (GPC), is 30% by mass or more and less than 70% by mass in the entire modified conjugated diene-based polymer, and a modification ratio obtained by adsorption GPC is 30% by mass or more and less than 70% by mass in the entire modified conjugated diene-based polymer,when a peak top molecular weight, obtained by the GPC, of the coupling polymer of the modified conjugated diene-based polymer is represented by Mpand a peak top molecular weight of a non-coupling polymer is represented by Mp, (Mp/Mp) ≥ 3.4, anda shrinking factor (g') is less than 0.60.


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    Title :

    변성 공액 디엔계 중합체, 고무 조성물 및 타이어


    Contributors:

    Publication date :

    2019-03-27


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Korean


    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 / 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