Characterization and tribological properties of dispersible DNS-Am SiO2 nanoparticles

Xiaohong Li, Feng Liu, Zhijun Zhang, Hongxin Dang, Xiaobo Wang, Weimin Liu

Research output: Contribution to journalArticlepeer-review

4 Scopus citations

Abstract

The structure of dispersible SiO2 nanoparticles (DNS-Am) prepared by surface modifying in situ was characterized by way of instruments analysis such as TEM, XRD, FTIRM and chemistry analysis. The dispersivity of the DNS-Am with a size of 10-20 nm in various hydrophobic solvents was showed and the properties of the nanopaticles used as friction-reducing and anti-wear additive in lubricant were evaluated using tribotesters. Results indicate that the additive could form organic/inorganic coextruded thin films on rubbing surface of steel, which contributed to apparent improvement on the tribological properties of lubricant.

Original languageEnglish
Pages (from-to)1-3
Number of pages3
JournalRun Hua Yu Mi Feng/Lubrication Engineering
Issue number4
StatePublished - Jul 2005
Externally publishedYes

Keywords

  • Characterization
  • Dispersible
  • Friction-reducing and anti-wear
  • Nanoparticle
  • Silica

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