The invention discloses a tread rubber composition as well as a preparation method and application thereof, and belongs to the technical field of high polymer materials. The tread rubber composition provided by the invention is prepared from the following raw materials in parts by mass: 10 to 25 parts of high vinyl polybutadiene rubber, 48 to 104 parts of solution polymerized styrene-butadiene rubber, 15 to 40 parts of polybutadiene rubber, 5 to 15 parts of carbon black, 60 to 100 parts of white carbon black, 4.8 to 8 parts of silane coupling agent, 0.75 to 2 parts of sulfur, 1.5 to 3.8 parts of accelerant, 1 to 21 parts of rubber oil and 6 to 22 parts of processing aid. The tread rubber composition provided by the invention has excellent low rolling resistance, tensile resistance and wear resistance; therefore, the method can be applied to preparation of treads of new energy automobiles, and meets the requirements of high wear resistance and low rolling resistance on the treads. Meanwhile, the tread rubber composition provided by the invention is wide in raw material source, simple in preparation method and suitable for actual industrial production.

    本发明公开了一种胎面橡胶组合物及其制备方法和应用,属于高分子材料技术领域;本发明提供的胎面橡胶组合物包括以下质量份的原料:高乙烯基聚丁二烯橡胶10~25份、溶聚丁苯橡胶48~104份、聚丁二烯橡胶15~40份、炭黑5~15份、白炭黑60~100份、硅烷偶联剂4.8~8份、硫磺0.75~2份、促进剂1.5~3.8份、橡胶油1~21份、加工助剂6~22份。本发明提供的胎面橡胶组合物具有优异的低滚阻、抗拉伸和耐磨耗性能;因此,能够应用至新能源汽车的胎面制备上,满足其对胎面提出的高耐磨、低滚阻的要求。同时,本发明提供的胎面橡胶组合物的原料来源广泛、制备方法简单,适用于实际工业生产。


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    Title :

    Tread rubber composition as well as preparation method and application thereof


    Additional title:

    一种胎面橡胶组合物及其制备方法和应用


    Contributors:
    HE SHUNXIONG (author) / ZOU HONGLI (author) / YIN YUAN (author) / BI JIFU (author) / HUAN YAN (author) / ZHOU JIE (author)

    Publication date :

    2023-01-13


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS , Massen auf Basis makromolekularer Verbindungen / B29B PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED , Vorbereiten oder Vorbehandeln der zu verformenden Masse / 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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