본 발명에서는 희토류 금속 화합물, 알킬화제 및 할로겐 화합물과 함께, 하기 화학식 1의 기능기화제를 포함하여, 우수한 촉매 활성 및 중합반응성을 나타내며, 높은 선형성과 함께 우수한 가공성을 갖는 공액 디엔계 중합체의 제조에 유용한 촉매 조성물 및 이를 이용하여 제조한 공액 디엔계 중합체가 제공된다: [화학식 1] (X)-Si-(X)상기 화학식 1에서, a, X및 X는 명세서 중에서 정의한 바와 같다.

    The present invention provides a catalyst composition including a functionalizing agent of the following Formula 1 together with a rare earth metal compound, an alkylating agent, and a halogen compound, having good catalytic activity and polymerization reactivity and useful for the preparation of a conjugated diene-based polymer having high linearity and excellent processability, and a conjugated diene-based polymer prepared using the catalyst composition. [Formula 1](X 1 ) a -Sn-(X 2 ) 4-a In Formula 1, a, X 1 , and X 2 are the same as defined in the disclosure.


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    Title :

    CATALYST COMPOSITION FOR PREPARING CONJUGATED DIENE POLYMER AND CONJUGATED DIENE POLYMER PREPARED BY USING THE SAME


    Additional title:

    공액 디엔계 중합체 제조용 촉매 조성물 및 이를 이용하여 제조된 공액 디엔계 중합체


    Publication date :

    2018-09-17


    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 / C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS , Massen auf Basis makromolekularer Verbindungen