Author:Kekana, Paul; Sithole, Bishop B; Ramjugernath, DDate:Dec 2016Ultrafiltration of lignin from black liquor was carried out in a stirred batch cell using polyethersulfone membranes. Parameters such as operating pressure, feed concentration, stirring rate and membrane cut-off size were varied and their ...Read morecb
Author:Kekana, PT; Sithole, Bishop B; Ramjugemath, D; Pillay, LDate:Jul 2014The main aim of this project is to develop a method that can effectively extract lignin from Kraft black liquors from South African mills in the form that would be suitable for valorisation into high value products. In this study the effects ...Read more