Preparation and tribological properties of a kind of lubricant containing cerium borate nanoparticles as additives

Author:

Hao Lifeng1ORCID,Cao Feng1,Jiang Zewen1,Li Jiusheng2,Ren Tianhui3

Affiliation:

1. Department of Engineering, Qiuzhen College, Huzhou University, Huzhou, PR China

2. Laboratory for Advanced Lubricating Materials, Shanghai Advanced Research Institute, Chinese Academy of Sciences, Shanghai, PR China

3. School of Chemistry and Chemical Engineering, Shanghai Jiao Tong University, Shanghai, PR China

Abstract

Oil-soluble compounds containing boron as lubricating additives were restricted by the hydrolysis of borate ester. In order to overcome this problem, cerium borate nanoparticles modified with oleic acid (O-CeB) as a potential substitute for conventional lubricant additive were studied in detail. The microstructures of the prepared nanoparticles were characterized. Tribological properties of cerium borate nanoparticles used as additive in base oil were evaluated, and the worn surface of the steel ball was investigated. The results show that O-CeB possesses better anti-wear ability at relatively higher concentration; in particular, it shows better friction-reducing ability under all these studied concentrations. Under higher load, its anti-wear property and friction-reducing property are better than that of Vanlube 289 in the base oil. Based on these results of interferometric surface profilometer and X-ray photoelectron spectroscopy, it can be deduced that a continuous resistance film containing depositions and the tribochemical reaction products was formed during the sliding process.

Funder

Science Foundation of Huzhou University

Publisher

SAGE Publications

Subject

Surfaces, Coatings and Films,Surfaces and Interfaces,Mechanical Engineering

Cited by 2 articles. 订阅此论文施引文献 订阅此论文施引文献,注册后可以免费订阅5篇论文的施引文献,订阅后可以查看论文全部施引文献

1. Tribological performance of N‐containing heterocyclic triazine derivative as lubricant additive in ethylene glycol;Surface and Interface Analysis;2021-08-19

2. Tribomechanical performance of MgO–ZnO nanoparticles as lubricating additives in the microextrusion process;Proceedings of the Institution of Mechanical Engineers, Part C: Journal of Mechanical Engineering Science;2020-04-28

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