采用相转移技术合成了直径为6～30nm的无定型硼酸钡粒子,采用TEM、XRD对其结构进行了表征.将此纳米粒子与石蜡复合制备出层-核结构纳米硼酸钡/石蜡微球,用光学显微镜对其形貌进行了观察,大小在40～70靘之间.将微球加入水中制备出水基润滑剂,采用环块与四球摩擦磨损试验机对润滑剂的抗磨减摩性能进行了评价,发现相转移合成过程中表面活性剂的用量对纳米硼酸钡的形貌具有决定性影响.由此制备的水基润滑剂的摩擦学性能显著依赖于微球在润滑剂中的含量,尤其是纳米硼酸钡在微球中的含量,SEM表征发现石蜡在摩擦副上形成了膜.纳米硼酸钡的存在提高了抗磨减摩膜的强度.
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