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Naji, M. |
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Motta, Antonella |
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Aletan, Dirar |
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Mohamed, Tarek |
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Ertürk, Emre |
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Taccardi, Nicola |
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Kononenko, Denys |
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Petrov, R. H. | Madrid |
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Alshaaer, Mazen | Brussels |
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Bih, L. |
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Casati, R. |
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Muller, Hermance |
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Kočí, Jan | Prague |
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Šuljagić, Marija |
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Kalteremidou, Kalliopi-Artemi | Brussels |
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Azam, Siraj |
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Ospanova, Alyiya |
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Blanpain, Bart |
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Ali, M. A. |
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Popa, V. |
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Rančić, M. |
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Ollier, Nadège |
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Azevedo, Nuno Monteiro |
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Landes, Michael |
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Rignanese, Gian-Marco |
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Brosse, Nicolas
in Cooperation with on an Cooperation-Score of 37%
Topics
Publications (16/16 displayed)
- 2024Isolation and Structural Characterization of Natural Deep Eutectic Solvent Lignin from Brewer’s Spent Grainscitations
- 2024A comprehensive review on processing, characteristics, and applications of cellulose nanofibrils/graphene hybrid-based nanocomposites: Toward a synergy between two-star nanomaterialscitations
- 2024Preparation and Characterization of Lignin Nanoparticles from Different Plant Sourcescitations
- 2023Investigation of the performance of needle-punched nonwoven fabrics using Triumfetta cordifolia and thermoplastic fibers, compared to other commercial bast fibers used in preformed biosourced compositescitations
- 2023Development of chitosan green composites reinforced with hemp fibers : study of mechanical and barrier properties for packaging applicationcitations
- 2022Preparation and characterization of formaldehyde-free wood adhesive from mangrove bark tannincitations
- 2022Preparation and characterization of formaldehyde-free wood adhesive from mangrove bark tannincitations
- 2021Extraction of acetylated glucuronoxylans and glucomannans from Okoume (Aucoumea klaineana Pierre) sapwood and heartwood by steam explosioncitations
- 2021Extraction of acetylated glucuronoxylans and glucomannans from Okoume (Aucoumea klaineana Pierre) sapwood and heartwood by steam explosioncitations
- 2018Production of oil palm (Elaeis guineensis) fronds lignin-derived non-toxic aldehyde for eco-friendly wood adhesivecitations
- 2018Production of oil palm (Elaeis guineensis) fronds lignin-derived non-toxic aldehyde for eco-friendly wood adhesivecitations
- 2017A Multitechnique Characterization of Lignin Softening and Pyrolysiscitations
- 2015Antioxidant and anticorrosive properties of oil palm frond lignins extracted with different techniquescitations
- 2015Preparation and Characterization of Lignin Polyols from the Residues of Oil Palm Empty Fruit Bunchcitations
- 2015Preparation and Characterization of Lignin Polyols from the Residues of Oil Palm Empty Fruit Bunch
- 2013Investigation of the Effects of Ionic Liquid 1-Butyl-3-methylimidazolium Acetate Pretreatment and Enzymatic Hydrolysis of Typha capensiscitations
Places of action
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article
Preparation and characterization of formaldehyde-free wood adhesive from mangrove bark tannin
Abstract
This study sheds light on the applicability of tannin as formaldehyde-free wood adhesives. In order to replace toxic formaldehyde that exists in most commercially available wood adhesives, condensed tannins extracted from Mangrove bark (Rhizophora apiculata) via acetone and methanol extracts were modified into tannin-acetone-phenol-glyoxal (TAPG) and tannin-methanol-phenol-glyoxal (TMPG) adhesives. The extracted tannins were characterized using different complementary techniques such as Fourier transform infrared (FTIR) spectroscopy, nuclear magnetic resonance (NMR), thermal analysis techniques such as; thermogravimetric analysis (TGA) and differential scanning calorimetry (DSC), total phenolic content (TPC), total flavonoid content (TFC) and total condensed tannin (TCT). As for TAPG and TMPG wood adhesives, physico-chemical and mechanical properties were determined. It was found that tannin-acetone-extract (TAE) had higher TPC content compared to tannin-methanol-extract (TME). Various substitutions of adhesives were applied on plywood and mechanically tested. The 50 wt % TAPG and TMPG adhesives showed the highest tensile strength (TS) values at 70.1 ± 4.1 MPa and 66.5 ± 5.5 MPa respectively, as well as higher total solids content, viscosity, and shorter gel time compared to the control phenol-glyoxal (PG) adhesive.