The invention relates to the technical field of rubber, in particular to a high-thermal-conductivity and heat-resistant tire shoulder pad rubber composition. On the basis of 100 parts by weight of natural rubber components, the rubber further comprises the following components in parts by weight: 100 parts of natural rubber, 30-50 parts of carbon black, 5-15 parts of hydrated silicon dioxide, 5-15 parts of zinc oxide/stearic acid, 2-5 parts of N, N '-xylyl-p-phenylenediamine/2, 2, 4-trimethyl-1, 2-dihydroquinoline polymer, 1-3 parts of silane coupling agent, 1-5 parts of graphene oxide, 1-5 parts of N, N'-dimethylphenyl-p-phenylenediamine/2, 2, 4-trimethyl-1, 2-dihydroquinoline polymer, 1-3 parts of silane coupling agent, 1-3 parts of silane coupling agent, 1-3 parts of silane coupling agent, 1-3 parts of silane coupling agent, 1- According to the invention, the graphene oxide is added, so that the heat-conducting property of a rubber material is improved, and the N, N '-m-phenylene bismaleimide is added, so that the heat-resisting property of the rubber material is improved, and therefore, the tire shoulder pad rubber composition with excellent heat-resisting property and high heat-conducting property is obtained.
本发明涉及橡胶技术领域,具体地说是一种高导热、耐热轮胎胎肩垫胶橡胶组合物。以100重量份的天然橡胶组分为基准,以重量份计还包含以下组分:天然橡胶100,炭黑30‑50,水合二氧化硅5‑15,氧化锌/硬脂酸5‑15,N,N'‑二甲苯基对苯二胺/2,2,4‑三甲基‑1,2‑二氢化喹啉聚合体2‑5,硅烷偶联剂1‑3,氧化石墨烯1‑5,N,N’‑间亚苯基双马来酰亚胺1‑4,硫磺/促进剂2‑5。本发明通过填加氧化石墨烯,提高胶料的导热性能,通过填加N,N’‑间亚苯基双马来酰亚胺,提高胶料的耐热性能,从而得到一种耐热性能优异、导热性能高的胎肩垫胶橡胶组合物。
High-thermal-conductivity and heat-resistant tire shoulder pad rubber composition
高导热、耐热轮胎胎肩垫胶橡胶组合物
2025-03-14
Patent
Electronic Resource
Chinese
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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