磷酸酯离子液体润滑脂的摩擦学性能研究
发布时间：2019-02-08 19:51
【摘要】：用腐蚀性较低、简单易合成的磷酸酯离子液体为基础油,聚四氟乙烯微粉为稠化剂制备一种新型的离子液体润滑脂,在Optimol SRV摩擦试验机上考察其对钢/钢摩擦副的摩擦学性能。结果表明,磷酸酯离子液体润滑脂在室温和高温(100℃)下都表现出优异的减摩抗磨性,并且其减摩抗磨性与离子液体阳离子和阴离子的烷基链长密切相关。磨斑表面扫描电镜和XPS的分析结果表明:摩擦表面既存在离子液体润滑脂与摩擦表面发生摩擦化学反应生成的含有Fe F2、Fe PO4和氮的氧化物的化学反应膜,又存在稠化剂聚四氟乙烯的物理吸附膜。
[Abstract]:A new type of ionic liquid grease was prepared by using simple and easy synthetic phosphate ionic liquid as base oil and polytetrafluoroethylene powder as thickener. The tribological properties of the grease on steel / steel friction pair were investigated by Optimol SRV friction tester. The results show that phosphate ionic liquid grease exhibits excellent antifriction and antiwear properties at room temperature and high temperature (100 鈩，
本文编号：2418736
[Abstract]:A new type of ionic liquid grease was prepared by using simple and easy synthetic phosphate ionic liquid as base oil and polytetrafluoroethylene powder as thickener. The tribological properties of the grease on steel / steel friction pair were investigated by Optimol SRV friction tester. The results show that phosphate ionic liquid grease exhibits excellent antifriction and antiwear properties at room temperature and high temperature (100 鈩，
本文编号：2418736
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