DOI > 10.5291/ILL-DATA.9-12-473

This proposal is publicly available since 11/27/2021

Title

Selective adsorption of biopolyelectrolytes onto Halloysite nanotubes surfaces

Abstract

We intend to study the selective adsorption of biopolyelectrolytes onto or into Halloysite nanotubes (HNT). Recently, the use of HNT as filler in polymer nanocomposites as well as for drug delivery in aqueous dispersion received an outburst in literature due to the improvement of the properties of the materials and the possibility to load and release active molecules. We recently succeeded in controlling the stability of HNT dispersions in water. The mesoscopic structure of these dispersions is of essential interest for the fundamental understanding and for potential applications of the dispersions themselves. The aim of this study is to correlate the molecular structure of the biopolyelectrolyte employed with its ability to disperse HNTs and the structure of the complexes formed by polymer adsorption and its dependence on the polymer type.

Experimental Report

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Data Citation

The recommended format for citing this dataset in a research publication is in the following format:

LAZZARA Giuseppe; CAVALLARO Giuseppe; Leonardo Chiappisi and GRILLO Isabelle. (2016). Selective adsorption of biopolyelectrolytes onto Halloysite nanotubes surfaces. Institut Laue-Langevin (ILL) doi:10.5291/ILL-DATA.9-12-473

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Metadata

Experiment Parameters

  • Experiment energy

    5.9 A
  • Experiment moment

    0.017 to 5.18 nm-1
  • Experiment res energy

    fwhm 9%

Sample Parameters

  • Formula

    • Al2Si2O5(OH)4