The invention relates to the field of lorry tires, and particularly discloses agricultural radial rubber tire tread rubber and a preparation process thereof. The invention relates to agricultural radial rubber tire tread rubber, which is prepared from 158 to 189.3 parts of rubber master batch, 1.2 to 1.6 parts of vulcanizing agent, 0.5 to 1 part of accelerant and 0.15 to 0.2 part of scorch retarder, the rubber master batch is prepared from the following raw materials in parts by weight: 55 to 65 parts of smoke sheet rubber, 35 to 45 parts of butadiene rubber, 52 to 60 parts of filler, 1.8 to 2.2 parts of softening oil, 3.5 to 4.5 parts of zinc oxide, 1.8 to 2.2 parts of lubricant, 1.5 to 2 parts of protective wax, 4 to 5 parts of anti-aging agent, 1.8 to 2.2 parts of DCPD (dicyclopentadiene) resin and 0.8 to 1.2 parts of anti-reversion agent. The tread rubber disclosed by the invention has the advantages of being good in stretch resistance and tear resistance, high in wear resistance, capable of damping and buffering and capable of reducing noise.

    本申请涉及载重汽车轮胎领域,具体公开了一种农用子午橡胶轮胎胎面胶及其制备工艺。一种农用子午橡胶轮胎胎面胶,包括母胶料158‑189.3份、硫化剂1.2‑1.6份、促进剂0.5‑1份、防焦剂0.15‑0.2份;所述母胶料包括以下重量份的原料:55‑65份烟片胶、35‑45份顺丁橡胶、52‑60份填料、1.8‑2.2份软化油、3.5‑4.5份氧化锌、1.8‑2.2份润滑剂、1.5‑2份防护蜡、4‑5份防老剂、1.8‑2.2份DCPD树脂、0.8‑1.2份抗硫化返原剂。本申请的胎面胶具有耐拉伸性和抗撕裂能力好,且耐磨性强,能减震缓冲,降低噪音的优点。


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    Title :

    Agricultural radial rubber tire tread rubber and preparation process thereof


    Additional title:

    一种农用子午橡胶胎胎面胶及其制备工艺


    Contributors:
    YU SHILEI (author) / WEI GUANGLEI (author) / YU QINHUI (author)

    Publication date :

    2024-10-15


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    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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