A review on development and application of plant-based bioflocculants and grafted bioflocculants

Flocculation is extensively employed for clarification through sedimentation. Application of eco-friendly plant-based bioflocculants in wastewater treatment has attracted significant attention lately with high removal capability in terms of solids, turbidity, color, and dye. However, moderate floccu...

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Main Authors: Lee, Chai Siah, Chong, Mei Fong, Robinson, John P., Binner, Eleanor
Format: Article
Published: American Chemical Society 2014
Online Access:https://eprints.nottingham.ac.uk/31940/
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author Lee, Chai Siah
Chong, Mei Fong
Robinson, John P.
Binner, Eleanor
author_facet Lee, Chai Siah
Chong, Mei Fong
Robinson, John P.
Binner, Eleanor
author_sort Lee, Chai Siah
building Nottingham Research Data Repository
collection Online Access
description Flocculation is extensively employed for clarification through sedimentation. Application of eco-friendly plant-based bioflocculants in wastewater treatment has attracted significant attention lately with high removal capability in terms of solids, turbidity, color, and dye. However, moderate flocculating property and short shelf life restrict their development. To enhance the flocculating ability, natural polysaccharides derived from plants are chemically modified by inclusion of synthetic, nonbiodegradable monomers (e.g., acrylamide) onto their backbone to produce grafted bioflocculants. This review is aimed to provide an overview of the development and flocculating efficiencies of plant-based bioflocculants and grafted bioflocculants for the first time. Furthermore, the processing methods, flocculation mechanism, and the current challenges are discussed. All the reported studies about plant-derived bioflocculants are conducted under lab-scale conditions in wastewater treatment. Hence, the possibility to apply natural bioflocculants in food and beverage, mineral, paper and pulp, and oleo-chemical and biodiesel industries is discussed and evaluated.
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spelling nottingham-319402020-05-04T16:59:17Z https://eprints.nottingham.ac.uk/31940/ A review on development and application of plant-based bioflocculants and grafted bioflocculants Lee, Chai Siah Chong, Mei Fong Robinson, John P. Binner, Eleanor Flocculation is extensively employed for clarification through sedimentation. Application of eco-friendly plant-based bioflocculants in wastewater treatment has attracted significant attention lately with high removal capability in terms of solids, turbidity, color, and dye. However, moderate flocculating property and short shelf life restrict their development. To enhance the flocculating ability, natural polysaccharides derived from plants are chemically modified by inclusion of synthetic, nonbiodegradable monomers (e.g., acrylamide) onto their backbone to produce grafted bioflocculants. This review is aimed to provide an overview of the development and flocculating efficiencies of plant-based bioflocculants and grafted bioflocculants for the first time. Furthermore, the processing methods, flocculation mechanism, and the current challenges are discussed. All the reported studies about plant-derived bioflocculants are conducted under lab-scale conditions in wastewater treatment. Hence, the possibility to apply natural bioflocculants in food and beverage, mineral, paper and pulp, and oleo-chemical and biodiesel industries is discussed and evaluated. American Chemical Society 2014-12-03 Article PeerReviewed Lee, Chai Siah, Chong, Mei Fong, Robinson, John P. and Binner, Eleanor (2014) A review on development and application of plant-based bioflocculants and grafted bioflocculants. Industrial and Engineering Chemisty Research, 53 (48). pp. 18357-18369. ISSN 0888-5885 http://pubs.acs.org/doi/abs/10.1021/ie5034045 doi:10.1021/ie5034045 doi:10.1021/ie5034045
spellingShingle Lee, Chai Siah
Chong, Mei Fong
Robinson, John P.
Binner, Eleanor
A review on development and application of plant-based bioflocculants and grafted bioflocculants
title A review on development and application of plant-based bioflocculants and grafted bioflocculants
title_full A review on development and application of plant-based bioflocculants and grafted bioflocculants
title_fullStr A review on development and application of plant-based bioflocculants and grafted bioflocculants
title_full_unstemmed A review on development and application of plant-based bioflocculants and grafted bioflocculants
title_short A review on development and application of plant-based bioflocculants and grafted bioflocculants
title_sort review on development and application of plant-based bioflocculants and grafted bioflocculants
url https://eprints.nottingham.ac.uk/31940/
https://eprints.nottingham.ac.uk/31940/
https://eprints.nottingham.ac.uk/31940/