Article (Scientific journals)
Facile Preparation Route of Cellulose-Based Flame Retardant by Ball-Milling Mechanochemistry
Aaddouz, Mohamed; Laoutid, Fouad; Mariage, Jerome et al.
2024In Molecules, 29 (24), p. 6065
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Keywords :
bio-based; cellulose; flame retardancy; mechanochemistry; phosphorylation; Analytical Chemistry; Chemistry (miscellaneous); Molecular Medicine; Pharmaceutical Science; Drug Discovery; Physical and Theoretical Chemistry; Organic Chemistry
Abstract :
[en] In this study, a sustainable cellulose-based flame-retardant additive was developed, characterized, and incorporated into polypropylene (PP). Microcrystalline cellulose (Cel) was chemically modified with P2O5 using the solvent-free ball-milling mechanochemistry approach at room temperature. This modification enabled phosphorus grafting onto cellulose, significantly enhancing the cellulose charring ability and improving the thermal stability of the char as revealed by thermogravimetric analysis (TGA). The resulting product, Cel-P, containing 4.15 wt.% phosphorus, was incorporated and uniformly dispersed as a flame-retardant (FR) additive at 30 wt.% in PP through melt processing. The PP+30-Cel-P composite demonstrated improved char formation and FR properties, including reduction of both peak heat release rate (pHRR) and total heat release (THR) in mass loss cone calorimetry (MLC). Moreover, lower light absorptivity was obtained by smoke opacity tests as compared to PP filled with unmodified cellulose.
Research center :
CIRMAP - Centre d'Innovation et de Recherche en Matériaux Polymères
Disciplines :
Materials science & engineering
Author, co-author :
Aaddouz, Mohamed;  Laboratory Applied Chemistry and Environmental (LCAE), Faculty of Sciences of Oujda, Mohamed 1st University, Oujda, Morocco
Laoutid, Fouad ;  Materia Nova Research Center, UMONS Innovation Center, Mons, Belgium
Mariage, Jerome;  Materia Nova Research Center, UMONS Innovation Center, Mons, Belgium
Lazko, Jevgenij;  Materia Nova Research Center, UMONS Innovation Center, Mons, Belgium
Yada, Bopha;  Materia Nova Research Center, UMONS Innovation Center, Mons, Belgium
Mejdoubi, El Miloud;  Laboratory Applied Chemistry and Environmental (LCAE), Faculty of Sciences of Oujda, Mohamed 1st University, Oujda, Morocco
Toncheva, Antoniya;  Materia Nova Research Center, UMONS Innovation Center, Mons, Belgium
Dubois, Philippe  ;  Université de Mons - UMONS > Faculté des Sciences > Service des Matériaux Polymères et Composites
Language :
English
Title :
Facile Preparation Route of Cellulose-Based Flame Retardant by Ball-Milling Mechanochemistry
Publication date :
December 2024
Journal title :
Molecules
eISSN :
1420-3049
Publisher :
Multidisciplinary Digital Publishing Institute (MDPI)
Volume :
29
Issue :
24
Pages :
6065
Peer reviewed :
Peer Reviewed verified by ORBi
Research unit :
S816 - Matériaux Polymères et Composites
Research institute :
R400 - Institut de Recherche en Science et Ingénierie des Matériaux
Funders :
Wallon Region
Funding text :
This research was funded by the Wallon Region in the frame of the UP-PLASTICS FEDER project (2023\u20132026).
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since 07 January 2025

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