Grant project deliverable

Organic waste: a bioresource for production of novel cellulose nanocomposites

Grant holder: Dr A Chimphango

Institution: Stellenbosch University

Grant: CSIR/IU/WRIU/2016/009

Duration: 1 April 2016 to 31 March 2020

Status: Complete

Project outline: The purpose of the study is to develop selective fractionation and modification methods for production of nanoproducts with simultaneous recovery of the by-products and co-products from grain and fruit processing residues.

»	Briefing note: Chimphango, A., Bello, F. and Ceaser, R. (2022). Organic Waste: a bio-resource for production of novel cellulose nanocomposites.
»	Publication: Bello, F. and Chimphango, A. (2022). Non‑catalyzed formic acid‑based process for preparing thermally stable spherical cellulose nanocrystals from mango seed husk. Biomass Conversion and Biorefinery.
»	Dissertation: Bello, F. (2022). Development of multi-step biorefinery schemes for the production of nanocellulose and high value-added bioproducts from mango seed. Doctoral Thesis. Stellenbosch University.
»	Technical report: Chimphango, A. (2021). Organic waste: A bioresource for production of novel cellulose nanocomposites.
»	Publication: Bello, F. and Chimphango, A. (2021). Tailor-made conversion of mango seed husks to obtain hemicellulose suitable for the production of thermally stable films. Waste and Biomass Valorization.
»	Publication: Bello, F. and Chimphango, A. (2021). Optimization of lignin extraction from alkaline treated mango seed huskby high shear homogenization-assisted organosolv process using response surface methodology. Int. J. Biol. Macromol.,167: 1379-1392.
»	Publication: Ceaser, R. and Chimphango, A. (2021). Comparative analysis of physical and functional properties of cellulose nanofibers isolated from alkaline pre-treated wheat straw in optimized hydrochloric acid and enzymatic processes. Int. J. Biol. Macromol.,171: 331-342.
»	Dissertation: Ceaser, R. (2019). Comparative analysis of methods for producing nanocellulose from wheat straw and bran, with co-extraction of valuable products. Master’s Thesis. Stellenbosch University.