Author:Andrew, Jerome E; Masetlwa, J; Tesfaye, T; Sithole, Bishop BDate:Dec 2020Bark from trees obtained from sustainably managed plantations used in the production of timber, pulp and paper is an under-utilised waste in many countries across the world. However, in the context of an integrated biorefinery, they may serve ...Read more
Author:Fagbemi, Olajumoke D; Andrew, Jerome E; Sithole, Bishop BDate:Oct 2021This study reports on the beneficiation of wood sawdust into cellulose nanocrystals (CNC) for application as a binder in the manufacture of particleboard. The cellulose nanocrystal from wood sawdust was extracted using acid hydrolysis and an ...Read more
Author:Mathew, Maya J; Dyanti, Nokuzola; Mokhena, Teboho C; Agbakoba, Victor; Sithole, Bishop BDate:Jun 2021This paper deals with the development of cellulose nanofibres (CNFs) reinforced biopolymers for use in packaging applications. Cellulose nanofibres were extracted from sawdust by a combination of chemical and mechanical treatments. The extracted ...Read more
Author:Thoresen, M; Malgas, S; Gandla, ML; Jonsson, LJ; Sithole, Bishop B; Pletschke, BIDate:Aug 2021Lignocellulosic biomass is an important renewable resource to produce biofuels, due to its abundance and high polysaccharide content. Bioconversion is generally achieved in two stages: (i) pre-treatment, to reduce biomass recalcitrance, and ...Read more
Author:Zulu, B; Oyewo, OA; Leswifi, TY; Onyango, MS; Bishop, BBDate:Jul 2020Water quality degradation due to noxious heavy metals has become a serious concern because of its impact on human health and the ecosystem. In this study, cellulose nanocrystal (CNC) derived from sawdust as a green renewable and sustainable ...Read more
Author:Adeniyi, A; Gonzalez-Ortiz, d; Pochat-Bohatier, B; Oyewo, O; Sithole, Bishop B; Onyango, MDate:Dec 2020In this work, cellulose nanocrystals (CNC) derived from sawdust were successfully incorporated into a thin film composite membrane made from polyamide. The characteristics of unmodified and modified membranes were investigated using FT-IR, ...Read more
Author:Gbadeyan, OJ; Adali, BJ; Bright, G; Sithole, Bishop BDate:Jun 2021The current study investigates the reinforcement properties of novel nano-calcium carbonate (nano-CaCO(sub3)) synthesized from Achatina fulica snail shell. The shell was wet-milled to nanoparticle sizes using mechanochemical procedures. Epoxy ...Read more
Author:Gbadeyan, OJ; Adali, S; Bright, G; Sithole, Bishop B; Lekha, Prabashni SDate:May 2021This study deal with the development and investigation of a novel hybrid nano-shell plant fiber biocomposite. Nano-calcium carbonate CaCO3 ranging from 1 to 5 wt% and 20 wt% banana fiber-filled hybrid biocomposite were prepared using a hand ...Read more
Author:Ayele, M; Tesfaye, T; Alemu, D; Limeneh, M; Sithole, Bishop BDate:Sep 2020Recently, there has been a great deal of interest to circumvent the environmental problems associated with manufactured colouring agents by using natural dyes. This study focuses on extracting natural dyes from mango leave and mango peel and ...Read more
Author:Kakonke, Grace; Tesfaye, Tamrat; Sithole, Bishop B; Ntunka, MDate:Feb 2021South Africa is the biggest chicken meat producer in Southern Africa and generates about 258 million kg of waste feathers. Although some of this waste is beneficiated into animal feed and fertiliser there are problems in adequate digestion ...Read more
Author:Gbadeyan, OJ; Adali, S; Bright, G; Sithole, Bishop B; Onwubu, SDate:Jul 2020The possibility of obtaining calcium carbonate nanoparticles from Achatina fulica shell through mechanochemical synthesis to be used as a modifying filler for polymer materials has been studied. The process of obtaining calcium carbonate ...Read more
Author:Singh, S; Sithole, Bishop B; Lekha, Prabashni; Permaul, K; Govinden, RDate:Jan 2021The South African pulp and paper industry generates an estimated 0.5 million tons of pulp and paper mill sludge (PPMS) annually. As PPMS is generated, it requires safe, efficient, and economical collection and disposal. However, PPMS is ...Read more
Author:Merckel, RD; Heydenrych, MD; Sithole, Bishop BDate:Mar 2021An advancement in the analytical capabilities of pyrolysis-gas chromatography/mass spectrometry (Py-GC/MS) with evolved gas analysis-mass spectrometry (EGA-MS) is presented. The combined method of analysis can predict elemental composition ...Read more
Author:Rorke, DCS; Lekha, Prabashni S; Kana, GEB; Sithole, Bishop BDate:Jun 2021This study optimizes a novel surfactant-assisted green liquor dregs (GLD) pretreatment of paper mill sludge (PMS), both of which are wastes from the kraft pulping industry, using a combined Response Surface Methodology (RSM) design. Optimized ...Read more
Author:Tesfaye, T; Ayele, A; Ferede, E; Gibril, M; Kong, F; Sithole, Bishop BDate:Nov 2020Generation of waste from the agro-processing industry is continually increasing due to increasing needs for food security. Beneficiation of this waste has both economic and environmental impacts that can be overcome via implementation of ...Read more
Author:Roopchund, R; Andrew, Jerome E; Sithole, Bishop BDate:Jan 2022Ordinary Portland cement production is one of the biggest emitters of carbon dioxide. Consequently, there is a strong need for construction materials with lower environmental footprints. However, the development of alternative green construction ...Read more