The invention discloses a high-performance anti-fatigue rubber composition as well as a preparation method and application thereof. The rubber composition is prepared from the following components in parts by mass: 45 to 85 parts of natural rubber, 15 to 55 parts of butadiene rubber, 50 to 75 parts of filler, 3.5 to 9.5 parts of active agent, 1 to 4 parts of dispersing agent, 0.5 to 3.5 parts of protective wax, 0.5 to 2.5 parts of vulcanizing agent, 0.5 to 2.5 parts of accelerant, 0.05 to 0.35 part of scorch retarder and 2 to 10 parts of composite protective agent, the composite protective agent comprises a p-phenylenediamine anti-aging agent, a ketoamine anti-aging agent and an acylhydrazone antioxidant. The rubber system in the rubber composition provided by the invention comprises the natural rubber and the neodymium-based modified butadiene rubber, and is matched with the composite protective agent, the filler, the sulfur, the accelerant and other components with specific contents, so that the prepared rubber composition is suitable for tire treads of new energy electric buses, and has the characteristics of high rigidity, high abrasion and long service life.
本发明公开了一种高性能抗疲劳橡胶组合物及其制备方法和应用,该橡胶组合物按质量份计包括以下组分:天然橡胶45‑85份,顺丁橡胶15‑55份,填料50‑75份,活性剂3.5‑9.5份,分散剂1‑4份,防护蜡0.5‑3.5份,硫化剂0.5‑2.5份,促进剂0.5‑2.5份,防焦剂0.05‑0.35份,复合防护剂2‑10份;复合防护剂包括对苯二胺类防老剂、酮胺类防老剂和酰腙类抗氧化剂。本发明提供的橡胶组合物中橡胶体系包括天然橡胶和钕系改性顺丁橡胶,并配合特定含量的复合防护剂、填料、硫磺、促进剂等组分,制备得到的橡胶组合物适用于新能源电动公交车的轮胎胎面,具有高刚性、高磨耗、高寿命的特点。
High-performance anti-fatigue rubber composition as well as preparation method and application thereof
一种高性能抗疲劳橡胶组合物及其制备方法和应用
18.10.2024
Patent
Elektronische Ressource
Chinesisch
IPC: | B60C VEHICLE TYRES , Fahrzeugreifen / C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS , Massen auf Basis makromolekularer Verbindungen / 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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