Using a systematic review to develop a cellulose nanocrystals production framework for use as a design baseline and optimization tool

Various cellulose nanocrystals (CNC) production processes are not systematically reviewed. Therefore, there lacks a basis for future CNC process designs and optimizations. To solve this problem, the objective of this study was to perform a systematic review of selected CNC processes using the prefer...

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Main Authors: Rishen Roopchund, Jerome Andrew, Bruce Sithole
Format: Article
Language:English
Published: Elsevier 2023-04-01
Series:South African Journal of Chemical Engineering
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S1026918523000240
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author Rishen Roopchund
Jerome Andrew
Bruce Sithole
author_facet Rishen Roopchund
Jerome Andrew
Bruce Sithole
author_sort Rishen Roopchund
collection DOAJ
description Various cellulose nanocrystals (CNC) production processes are not systematically reviewed. Therefore, there lacks a basis for future CNC process designs and optimizations. To solve this problem, the objective of this study was to perform a systematic review of selected CNC processes using the preferred reporting items for systematic review and meta-analysis protocols (PRISMA-P) guidelines to review the process information from each selected literature item to identify the common process segments to create a segmented CNC production framework. The results revealed four major CNC production segments: feed pretreatment, chemical treatment, separation, and product purification. Statistical data analysis indicated that varying forms of mechanical pretreatment comprised 100% of the lignocellulosic feedstock pretreatment. However, the most common chemical treatment, separation, and product purification options are acid hydrolysis (60–75%), mechanical separation (40–60%), and washing (20–50%), respectively. The technology options explored within each segment created a design basis for CNC production improvements to assist the design of new CNC production plants and the optimization of existing ones. The model can also help improve the understanding of the minimum protocol content and improve the competency of process designers.
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spelling doaj.art-dc0e78268cd84192955a5e94c5d5127f2023-03-25T05:10:25ZengElsevierSouth African Journal of Chemical Engineering1026-91852023-04-0144344355Using a systematic review to develop a cellulose nanocrystals production framework for use as a design baseline and optimization toolRishen Roopchund0Jerome Andrew1Bruce Sithole2Department of Chemical Engineering, University of Johannesburg, Johannesburg, South Africa; Corresponding author at: Department of Chemical Engineering, University of Johannesburg, 55 Beit Street, Doornfontein, Johannesburg, South Africa, 2028.Biorefinery Industry Development Facility, Council for Scientific and Industrial Research (CSIR), Durban, South AfricaDiscipline of Chemical Engineering, University of KwaZulu-Natal, Durban, South AfricaVarious cellulose nanocrystals (CNC) production processes are not systematically reviewed. Therefore, there lacks a basis for future CNC process designs and optimizations. To solve this problem, the objective of this study was to perform a systematic review of selected CNC processes using the preferred reporting items for systematic review and meta-analysis protocols (PRISMA-P) guidelines to review the process information from each selected literature item to identify the common process segments to create a segmented CNC production framework. The results revealed four major CNC production segments: feed pretreatment, chemical treatment, separation, and product purification. Statistical data analysis indicated that varying forms of mechanical pretreatment comprised 100% of the lignocellulosic feedstock pretreatment. However, the most common chemical treatment, separation, and product purification options are acid hydrolysis (60–75%), mechanical separation (40–60%), and washing (20–50%), respectively. The technology options explored within each segment created a design basis for CNC production improvements to assist the design of new CNC production plants and the optimization of existing ones. The model can also help improve the understanding of the minimum protocol content and improve the competency of process designers.http://www.sciencedirect.com/science/article/pii/S1026918523000240CNC, Cellulose nanocrystalsBiorefinery processesProcess optimizationSegmented production frameworkSystematic review protocolIterative approach
spellingShingle Rishen Roopchund
Jerome Andrew
Bruce Sithole
Using a systematic review to develop a cellulose nanocrystals production framework for use as a design baseline and optimization tool
South African Journal of Chemical Engineering
CNC, Cellulose nanocrystals
Biorefinery processes
Process optimization
Segmented production framework
Systematic review protocol
Iterative approach
title Using a systematic review to develop a cellulose nanocrystals production framework for use as a design baseline and optimization tool
title_full Using a systematic review to develop a cellulose nanocrystals production framework for use as a design baseline and optimization tool
title_fullStr Using a systematic review to develop a cellulose nanocrystals production framework for use as a design baseline and optimization tool
title_full_unstemmed Using a systematic review to develop a cellulose nanocrystals production framework for use as a design baseline and optimization tool
title_short Using a systematic review to develop a cellulose nanocrystals production framework for use as a design baseline and optimization tool
title_sort using a systematic review to develop a cellulose nanocrystals production framework for use as a design baseline and optimization tool
topic CNC, Cellulose nanocrystals
Biorefinery processes
Process optimization
Segmented production framework
Systematic review protocol
Iterative approach
url http://www.sciencedirect.com/science/article/pii/S1026918523000240
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