Author:Moyo, Lumbidzani; Makhado, E; Ray, Suprakas SDate:Nov 2014Inherent physical properties and commercial availability makes poly(e-caprolactone) (PCL) very attractive as a potential substitute material for nondegradable polymers for commodity applications. However, a balance of toughness and stiffness ...Read more
Author:Masindi, Vhahangwele; Gitari, MW; Tutu, H; De Beer, MarindaDate:Oct 2014This study evaluated the feasibility of integrating amorphous magnesite and bentonite clay (composite) as an alternative technology for removing arsenic from industrial effluents. The removal of arsenic from industrial effluents by using ...Read more
Author:Mhlanga, N; Ray, Suprakas SDate:2014This study reports the synthesis, characterisation and thermal properties of polylactide (PLA)/titanium dioxide nanoparticles (TiO(sub2) NPs) composites using the sol–gel method. The percentage weight of TiO(sub2) NP sol was varied from 3, ...Read more
Author:John, Maya J; Anandjiwala, RDDate:Apr 2009This paper presents an experimental study on the static and dynamic mechanical properties of nonwoven based flax fibre reinforced polypropylene composites. The effect of zein modification on flax fibres is also reported. Flax nonwovens were ...Read more
Author:Kumar, S; Kruth, J-PDate:Feb 2010The use of rapid prototyping (RP) technology for rapid tooling and rapid manufacturing has given rise to the development of application-oriented composites. The present paper furnishes succinct notes of the composites formed using main rapid ...Read more
Author:Kesavan Pillai, Sreejarani; Ojijo, Vincent O; Ray, Suprakas SDate:Jun 2014Polylactide palygorskite (fibrous clay) composites were prepared by solvent casting method. Both pristine and organically modified palygorskite were used for composite preparation. The detailed crystallization behavior, morphology, and thermal ...Read more
Author:Anandjiwala, RDate:Oct 2012Over the past few years, the CSIR has made a significant investment into fibres and biocomposite research and infrastructure at its Port Elizabeth campus. The Department of Science and Technology (DST) has invested
approximately R10.8 million ...Read more
Author:Hargitai, H; Racz, IDate:Sep 2005Non-woven mats from hemp and polypropylene fibres in various proportions were produced and hot pressed to make composite material. The effect of hemp fibre content and anisotropy in non-woven mats resulting from the carding technology were ...Read more
Author:Malika, Khodja; Hamida, F; Wahid, O; Rossouw, Pierre; Corderley, GaryDate:Jul 2017Composite materials are becoming more important in the construction of aerospace structures. Bonded joints fulfil a significant role in the development of new technologies, particularly in the aerospace industry where they give new possibilities ...Read more
Author:Kumar, Rakesh; Yakabu, MK; Anandjiwala, RDDate:2010Bio-composites (PF) were successfully prepared by reinforcing poly lactic acid (PLA) with woven flax fibers (F) in the presence of mandelic acid, benzilic acid, dicumyl peroxide (DCP) and zein as dditives. To improve the mechanical properties ...Read more
Author:Cele, HM; Ojijo, Vincent O; Chen, H; Kumar, S; Land, K; Joubert, T; De Villiers, MFR; Ray, SSDate:Jun 2014This article reports the modification of optical properties of biodegradable/biocompatible polylactide (PLA) using organically modified montmorillonite (OMMT) for microcantilever applications. PLA/OMMT composite films with various OMMT loadings ...Read more
Author:Salehiyan, Reza; Nofar, M; Malkappa, Kuruma; Ray, Suprakas SDate:Sep 2020This article reports the effects of the characteristics and selective localization of nanofillers on the morphology development and rheological properties of melt-processed polylactide/poly(butylene adipate-co-terephthalate) (PLA/PBAT) blend ...Read more
Author:Ramontja, J; Ray, SS; Kesavan Pillai, Sreejarani; Luyt, ASDate:Jan 2011This paper discusses various properties of Poly(lactide) upon nanocomposite formation with functionalized multiwalled carbon nanotubes (f-MWCNTs). The composite was prepared through melt extrusion technique. Functionalization of carbon nanotubes ...Read more
Author:Aruna, M; Muniyasamy, SudhakarDate:Dec 2016The awareness in natural fiber reinforced composite materials is rapidly growing both in terms of industrial applications and fundamental research. Natural fibers have recently become attractive to researchers, engineers and scientists as an ...Read more
Author:Rawal, A; Davies, PJDate:2005Net structures were produced by replacing the static die (spinneret) with two concentric dies (consisting of slots) rotating in opposite directions in a melt extrusion process. A series of net structures and filaments were produced from a ...Read more
Author:Kumar, R; Anandjiwala, RDate:May 2011Natural fibers are used as reinforcement material for number of thermoplastic/thermoset polymers. The interest in using polylactic acid (PLA) as thermoplastic matrix to produce composites completely from 100% renewable resources has increased ...Read more
Author:Agwuncha, SC; Ray, SS; Jayaramudu, J; Khoathan, C; Sadiku, RDate:Jan 2015Blends of polylactide (PLA) and poly(e-caprolactone) (PCL) were melt-processed with boehmite (BAI) nanoparticles to produce ternary biocomposites with the intent of broadening the potential applications of PLA. The mechanical properties of ...Read more