The influence of surfactants on rheology of water dispersions of wollastonite

Authors

  • Олексій Володимирович Миронюк National Technical University of Ukraine "Kyiv Polytechnic Institute" Peremohy Ave, 37, Kiev, 03056, Ukraine https://orcid.org/0000-0003-0499-9491
  • Олексій Олексійович Сікорський National Technical University of Ukraine "Kyiv Polytechnic Institute" Peremohy Ave, 37, Kiev, 03056, Ukraine https://orcid.org/0000-0002-3730-2016
  • Валентин Анатолійович Свідерський National Technical University of Ukraine "Kyiv Polytechnic Institute" Peremohy Ave, 37, Kiev, 03056, Ukraine https://orcid.org/0000-0002-4457-6875

DOI:

https://doi.org/10.15587/1729-4061.2013.12277

Keywords:

Wollastonite, surfactants, modification, suspension, rheological behavior, grain-size particle distribution

Abstract

Despite a great number of studies on the rheology of water suspensions of fillers up to now there is no systematic approach to evaluate the influence of surfactants of different nature on the stability and rheological properties of microfillers. The article presents the study of interaction of wollastonite with different characteristic relations of sides with surfactants of anionic and non-ionic type, which is interesting from both technological and economical point of view, since it would significantly alter the rheological properties of compositions. It was found that the introduction of surfactants to the system decreases significantly the rheological characteristics; and that the anionic modifiers decrease the stability of coagulation structure of suspensions, leading to transition from pseudoplastic to dilatant behavior. Further studies of ways to increase the stability of the modified systems are planned, with low values of dynamic indices and pseudoplastic behavior of suspensions, using a range of non-selective aluminosilicate thickeners with respect to specified surfactants

Author Biographies

Олексій Володимирович Миронюк, National Technical University of Ukraine "Kyiv Polytechnic Institute" Peremohy Ave, 37, Kiev, 03056

Ph.D., assistant

The chair of polymer and composite materials

Олексій Олексійович Сікорський, National Technical University of Ukraine "Kyiv Polytechnic Institute" Peremohy Ave, 37, Kiev, 03056

Graduate

The chair of polymer and composite materials

Валентин Анатолійович Свідерський, National Technical University of Ukraine "Kyiv Polytechnic Institute" Peremohy Ave, 37, Kiev, 03056

Doctor of Technical Sciences, Professor

The chair of polymer and composite materials

References

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Published

2013-04-25

How to Cite

Миронюк, О. В., Сікорський, О. О., & Свідерський, В. А. (2013). The influence of surfactants on rheology of water dispersions of wollastonite. Eastern-European Journal of Enterprise Technologies, 2(6(62), 55–58. https://doi.org/10.15587/1729-4061.2013.12277

Issue

Section

Technology organic and inorganic substances