Study of the microstructure of chitosan aerogel beads prepared by supercritical CO<sub>2</sub> drying and the effect of long-term storage
Chun-gong Li, Qi Dang, Qinqin Yang, Dong Chen, Hongliang Zhu, Jiachen Chen, Runjin Liu, Xiang Wang
Abstract
-dried chitosan aerogel beads could be better at maintaining their mesoporous structure, and the adsorption of water from the surrounding air had a significant effect on the microstructure and shrinkage of the chitosan aerogel beads.
Topics & Concepts
AerogelSupercritical dryingChitosanMicrostructureCrystallinityAdsorptionRelative humidityMaterials scienceChemical engineeringMesoporous materialSupercritical fluidSpecific surface areaBET theoryChemistryComposite materialOrganic chemistryCatalysisEngineeringThermodynamicsPhysicsAerogels and thermal insulationPhase Equilibria and ThermodynamicsSurface Modification and Superhydrophobicity