A rubber composition for a tire tread according to an embodiment of the present invention contains: new styrene-butadiene rubber comprising 33 to 40 wt% of a styrene content and 20 to 30 wt% of a vinyl content; and 100 parts by weight of raw rubber including butyl rubber polymerized under an alkyllithium catalyst, having 30 to 50 wt% of a cis content and 5 to 15 wt% of a vinyl content. A tire according to an embodiment of the present invention is manufactured from the rubber composition for the tire tread of the present invention.

    본 발명의 일 실시예에 따른 타이어 트레드용 고무 조성물은, 33 중량% 내지 40 중량%의 스티렌 함량 및 20 중량% 내지 30 중량%의 비닐 함량을 포함하는 신규 스티렌-부타디엔 고무; 및 알킬리튬 촉매 하에 중합되고, 30 중량% 내지 50 중량%의 시스(cis) 함량을 갖고, 5 중량% 내지 15 중량%의 비닐 함량을 포함하는 부틸고무를 포함하는 원료 고무 100 중량부를 포함한다. 본 발명의 일 실시예에 따른 타이어는 본 발명의 타이어 트레드용 고무 조성물로부터 제조된다.


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    Title :

    Rubber composition for tire tread with improved wear performance and tire manufactured using the same


    Additional title:

    마모 성능이 향상된 타이어 트레드용 고무 조성물 및 이로부터 제조된 타이어


    Contributors:
    YOO JI SOO (author)

    Publication date :

    2022-11-25


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Korean


    Classification :

    IPC:    C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS , Massen auf Basis makromolekularer 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




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