The invention discloses a high-tear-resistance, cutting-resistance and flexing-resistance tire tread material and a preparation method thereof. Comprising the following components in parts by weight: 35-45 parts of hydrogenated butadiene-acrylonitrile rubber, 50-60 parts of butadiene rubber, 8-12 parts of polyamide thermoplastic elastomer, 5-12 parts of copolymer resin, 3-5 parts of quinolyl polyurethane-based polyamide polycondensate, 1-3 parts of sulfonated poly (aryletherketone-benzimidazole), 1-3 parts of Luck H-518 tear-resistant aid, 1-3 parts of anti-aging agent, 1-3 parts of stearic acid and 30-40 parts of filler. 1-2 parts of a coupling agent, 2-4 parts of a vulcanizing agent, 1-2 parts of an accelerant, 1-2 parts of phosphorus pentoxide and 0.8-1.2 parts of polyphosphoric acid; the copolymerized resin is prepared from N-(4-cyano-3-trifluoromethylphenyl) methacrylamide, 2-acrylic acid-hexahydro-4, 7-methylene-1H-indenyl ester, styrene, acrylonitrile and vinyl trimethoxy silane through free radical polymerization, and the copolymerized resin is prepared from N-(4-cyano-3-trifluoromethylphenyl) methacrylamide, 2-acrylic acid-hexahydro-4, 7-methylene-1H-indenyl ester, styrene, acrylonitrile and vinyl trimethoxy silane. The high-tear-resistance, cutting-resistance and flexing-resistance tire tread material disclosed by the invention has excellent tear resistance, cutting resistance, flexing resistance, aging resistance and wear resistance.
本发明公开了一种高撕裂性耐切割耐屈挠轮胎胎面材料及其制备方法,包括如下按重量份计的各组分制成:氢化丁腈橡胶35‑45份、顺丁橡胶50‑60份、聚酰胺类热塑性弹性体8‑12份、共聚树脂5‑12份、喹啉基聚氨酯基聚酰胺类缩聚物3‑5份、磺化聚(芳醚酮‑苯并咪唑)1‑3份、Luck H‑518抗撕裂助剂1‑3份、防老剂1‑3份、硬脂酸1‑3份、填料30‑40份、偶联剂1‑2份、硫化剂2‑4份、促进剂1‑2份、五氧化二磷1‑2份、多聚磷酸0.8‑1.2份;所述共聚树脂是由N‑(4‑氰基‑3‑三氟甲基苯基)甲基丙烯酰胺、2‑丙烯酸‑六氢化‑4,7‑亚甲基‑1H‑茚基酯、苯乙烯、丙烯腈、乙烯基三甲氧基硅烷通过自由基聚合制成。本发明公开的高撕裂性耐切割耐屈挠轮胎胎面材料具有优异的抗撕裂性、耐切割耐屈挠性、耐老化性和耐磨性。
Tire tread material with high tear resistance, cutting resistance and flexing resistance and preparation method thereof
一种高撕裂性耐切割耐屈挠轮胎胎面材料及其制备方法
15.07.2022
Patent
Elektronische Ressource
Chinesisch
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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