Aldehyde approach to hydrophobic modification of chitosan aerogels

S Takeshita, A Konishi, Y Takebayashi, S Yoda… - …, 2017 - ACS Publications
… We propose that hydrophobic nature of the hexanal-modified chitosan nanofibers prevents
water vapor from condensing in the nanofiber gaps to form a droplet, which causes shrinkage …

Chitosan/silica hybrid aerogels with synergistic capability for superior hydrophobicity and mechanical robustness

S Zhang, Y Liao, K Lu, Z Wang, J Wang, L Lai… - Carbohydrate …, 2023 - Elsevier
chitosan aerogel was synthesised by crosslinking regenerated chitosan with alkyl aldehydes
approach for synthesis of chitosan/silica hybrid aerogels (CHAs) using a combination of …

Chemistry of chitosan aerogels: three‐dimensional pore control for tailored applications

S Takeshita, S Zhao, WJ Malfait… - Angewandte Chemie …, 2021 - Wiley Online Library
… of chitosan xerogels, but only as a comparative methodchitosan aerogels by adding various
alkyl aldehydes to the starting solution before gelation. Hexanal-modified chitosan aerogel

Transparent, aldehyde-free chitosan aerogel

S Takeshita, S Zhao, WJ Malfait - Carbohydrate polymers, 2021 - Elsevier
aerogels indicate a high structural homogeneity at the mesoscale, and the properties
comparable to previously reported transparent chitosan aerogels … timing of chitosan coagulation, …

Facile and green fabrication of biodegradable aerogel from chitosan derivatives/modified gelatin as absorbent for oil removal

Z Tuo, Y Pan, P Cai - International Journal of Biological Macromolecules, 2025 - Elsevier
aerogels were further hydrophobically modifiedaerogel exhibited outstanding resilience,
with 60 % compressive strain. In addition, CW&BW@DCGA displayed excellent hydrophobicity

Hydrophobization of aerogels based on chitosan, nanocellulose and tannic acid: Improvements on the aerogel features and the adsorption of contaminants in water

NG Camparotto, T de Figueiredo Neves… - Environmental …, 2023 - Elsevier
Hydrophobic chitosan aerogels are promising adsorbents for … to generate CS beads, the
same method used in the present work. Micro-… through the reaction with aliphatic aldehyde. The …

Surface modification of film chitosan materials with aldehydes for wettability and biodegradation control

E Bryuzgina, V Yartseva, E Bryuzgin, O Tuzhikov… - Polymer Bulletin, 2023 - Springer
… are two approaches for the chemical modification of chitosan … grafted aldehyde to the mass
of the initial modified chitosan-… to control the hydrophilic and hydrophobic and physical and …

Synthesis of chitosan aerogels as promising carriers for drug delivery: A review

S Wei, YC Ching, CH Chuah - Carbohydrate polymers, 2020 - Elsevier
… applied method for producing chitosan aerogels. Any other … of chitosan with the carbonyl
groups of aldehydes through the … well as hydrophobic nature of chitosan aerogel predetermine …

Chitosan bio‐based organic–inorganic hybrid aerogel microspheres

A El Kadib, M Bousmina - Chemistry–A European Journal, 2012 - Wiley Online Library
… is one of the most promising approaches for the synthesis of such … This pH inversion impacts
the hydrophilichydrophobic … be extremely selective toward aldehyde and no over oxidation …

A novel hydrophobic all-biomass aerogel reinforced by dialdehyde carboxymethyl cellulose for oil/organic solvent-water separation

F Zhang, C Wang, C Mu, W Lin - Polymer, 2022 - Elsevier
… The key feature of our approach is based on all-biomass … biodegradable biomass including
chitosan, cellulose and … release of small molecule aldehydes from the materials are hard to …