Author:Makhari, A; Hawes, Nomashaka BN; Mturi, George AJ; Ojijo, Vincent ODate:Jul 2021Modifying bitumen is currently a common practice in South Africa. The asphalt pavement industry has seen an increase in use of different types of modifiers in an attempt to improve or extend the properties of bitumen. Common modifiers used ...Read more
Author:Khoza, Mary; Sinha Roy, Jayita; Ray, Suprakas S; Ojijo, Vincent ODate:Nov 2020Traces of quaternary ammonium salt from dispersed nanoclay in PA6/6.6 polymer nanocomposite may have some potential toxicological effects that could pose a risk to human health. Modified nanocomposite system was produced by masterbatch melt ...Read more
Author:Bandyopadhyay, Jayita; Mekoa, Raphaale C; Skosana, Sifiso; Ray, Suprakas SDate:Nov 2020Nucleated polypropylene (PP) masterbatch and the nanoclay-containing composite of PP are prepared by reactive processing method to improve the thermo-mechanical properties of virgin PP. PP masterbatch and the nanocomposite exhibits pronounced ...Read more