Solvent-free Fe3O4 nanofluids with N, N, N', N'-tetramethyl-1, 4-butanediamine as canopy

Ping Qu, Yaping Zheng, Ruilu Yang, Yiwei Wu, Peipei Li

Research output: Contribution to journalArticlepeer-review

Abstract

A gemini cationic quaternary ammonium salt surfactant was synthesized through two-step process with fatty alcohol polyoxyethylene ether (AEO-3), thionyl chloride and N, N, N', N'-tetramethyl-1, 4-diaminobutane. Its structure was characterized by FTIR and H1NMR. Fe3O4 nanoparticles were modified by surfactant synthesized in the previous stage, and the product was solvent-free Fe3O4 nanofluid. The structure of nanofluids was characterized by FTIR. TGA results show that the percent of Fe3O4 nanoparticals is 13.1wt%. TEM image shows that the Fe3O4 nanoparticles have good dispersion and particle size is 15~20 nm.

Original languageEnglish
Pages (from-to)81-87
Number of pages7
JournalXibei Gongye Daxue Xuebao/Journal of Northwestern Polytechnical University
Volume33
Issue number1
StatePublished - 1 Feb 2015

Keywords

  • Agents
  • Alcohols
  • Ammonia
  • Characterization
  • Design of experiments
  • Electric conductivity of fluids
  • Ethers
  • Fatty alcohol polyoxyethylene ether
  • FeO nanoparticles
  • Fourier transform infrared Spectroscopy
  • Nanofluids, nanoparticles
  • Nuclear magnetic resonance spectroscopy
  • Polyethylene glycols
  • Quaternary ammonium salt
  • Salts
  • Surface active
  • Surface tension
  • Thermogravimetric analysis
  • Transmission electron microscopy

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