在水介质中原位制备纳米硅酸镁和纳米硅酸锌,在四球摩擦磨损试验机上评价水介质中两种纳米硅酸盐及其与油酸三乙醇胺(OATEA)复合后的抗磨减摩性能,采用扫描电镜(SEM)和X射线光电子能谱仪(XPS)分析磨斑表面形貌和主要元素的化学特征.结果表明:水介质中纳米硅酸镁和纳米硅酸锌的抗磨减摩效果不佳、性能相近,但与OATEA复合后抗磨减摩性能显著提高.原因一方面是具有表面活性的OATEA在摩擦表面形成具有良好润滑作用的吸附或反应润滑膜,另一方面是摩擦化学反应生成的SiO2起到"微滚动轴承"的作用,并与表面形成的Fe3O4、Fe2O3以及OATEA边界膜共同减小摩擦磨损.
参考文献
| [1] | Stephen M. Hsu .Nano-lubrication: concept and design[J].Tribology International,2004(7):537-545. |
| [2] | Hudson LK;Eastoe J;Dowding PJ .Nanotechnology in action: Overbased nanodetergents as lubricant oil additives[J].Advances in colloid and interface science,2006(0):425-431. |
| [3] | V. N. Bakunin;A. Yu. Suslov;G. N. Kuzmina;O. P. Parenago;A. V. Topchiev .Synthesis and Application of Inorganic Nanoparticles as Lubricant Components-a Review[J].Journal of nanoparticle research: An interdisciplinary forum for nanoscale science and technology,2004(2/3):273-284. |
| [4] | Qiu Sunqing;Dong Junxiu;Cheng Guoxu .A review of ultrafine particles as antiwear additives and friction modifiers in lubricating oils[J].Lubrication Science,1999(3):217-226. |
| [5] | Yitian Peng;Yuanzhong Hu;Hui Wang .Tribological behaviors of surfactant-functionalized carbon nanotubes as lubricant additive in water[J].Tribology letters,2007(3):247-253. |
| [6] | Lei H;Guan W C;Luo J B .Tribological behavior of fullerenestyrene sulfonic acid copolymer as water-based lubricant additive[J].Wear,2002,252:345-350. |
| [7] | Duan B;Lei H .The effect of particle size on the ubricating properties of colloidal polystyrene used as water based lubrication additive[J].Wear,2001,249:528-532. |
| [8] | 高永建,张治军,薛群基,党鸿辛.油酸修饰TiO2纳米微粒水溶液润滑下GCr15钢摩擦磨损性能研究[J].摩擦学学报,2000(01):22-25. |
| [9] | 孙蓉,李明静,高永建,张治军,党鸿辛.TiO2纳米微粒-茶皂素水基乳化液的切削行为研究[J].摩擦学学报,2002(04):254-257. |
| [10] | 薛群基;刘维民;李斌 .水基润滑的纳米金属减摩抗磨强化剂[P].CN 1552833,2003. |
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