Articles with "chitosan" as a keyword



Design of intelligent chitosan/heparin hollow microcapsules for drug delivery

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Published in 2017 at "Journal of Applied Polymer Science"

DOI: 10.1002/app.44425

Abstract: In this study, a novel strategy has been developed for the assembly of polyelectrolyte multilayer (PEM) on CaCO3 templates in acidic pH solutions, where consecutive polyelectrolyte layers (heparin/poly(allylamine hydrochloride) or heparin/chitosan) were deposited on PEM… read more here.

Keywords: chitosan; drug delivery; heparin; hollow microcapsules ... See more keywords

Encapsulation of salicylic acid in acylated low molecular weight chitosan for sustained release topical application

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Published in 2017 at "Journal of Applied Polymer Science"

DOI: 10.1002/app.45273

Abstract: Acylated low molecular weight chitosan was used to encapsulate salicylic acid (SA) for sustained release in topical delivery. Chitosan nanoparticles were prepared from the depolymerization of commercial chitosan and further acylated with short alkyl chains.… read more here.

Keywords: low molecular; weight chitosan; chitosan; sustained release ... See more keywords

Comparative study on the characterization of chitosan mixed natural phenolic aldehyde edible films

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Published in 2024 at "Journal of Applied Polymer Science"

DOI: 10.1002/app.56252

Abstract: In this study, the reaction of six natural phenolic aldehydes, namely, ethyl vanillin (EV), syringaldehyde (SA), vanillin (VA), isovanillin (ISA), 2‐hydroxy‐4‐methylbenzaldehyde (HDA), and p‐hydroxy benzaldehyde (PHDA), with chitosan produces Schiff bases of chitosan films. All… read more here.

Keywords: natural phenolic; chitosan; comparative study; phenolic aldehydes ... See more keywords

Aggregation‐Induced Emission in Chitosan/7‐Diethylamino‐4‐Methyl Coumarin Composite System for Optoelectronic Applications

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Published in 2025 at "Journal of Applied Polymer Science"

DOI: 10.1002/app.57344

Abstract: The coumarin derivatives are documented as exceptional luminophores. However, using them in devices directly has posed challenges due to photodegradation. Herein, the environmentally benign matrix chitosan, with its excellent film‐forming nature, has been taken as… read more here.

Keywords: emission; coumarin; methyl coumarin; chitosan ... See more keywords

Hemostatic Ability of Chitosan-Phosphate Inspired by Coagulation Mechanisms of Platelet Polyphosphates.

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Published in 2018 at "Macromolecular bioscience"

DOI: 10.1002/mabi.201700378

Abstract: Hemostatic materials have been studied to minimize bleeding time. Recently, polyphosphate (polyP) have received attention as potential hemostatic compounds, which are released from activated platelets. Long polyP chains are essential to form thick fibrin clots.… read more here.

Keywords: water; chi; chitosan; hemostatic ability ... See more keywords

Development of chitosan-coated agar-gelatin particles for probiotic delivery and targeted release in the gastrointestinal tract

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Published in 2020 at "Applied Microbiology and Biotechnology"

DOI: 10.1007/s00253-020-10632-w

Abstract: This study reports the development of a novel and simple formulation for probiotic delivery using chitosan-coated agar-gelatin gel particles. This methodology involves the production of agar-gelatin particles by thermally treating a mixture of agar and… read more here.

Keywords: methodology; agar gelatin; gelatin particles; chitosan ... See more keywords

Rational Design of Bioactive and Antibacterial Efficient Nano-ZnO Loaded Chitosan Dressing for Improved Wound Healing after Femoral Fracture Surgery and Nursing Care Management

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Published in 2020 at "Journal of Cluster Science"

DOI: 10.1007/s10876-020-01807-6

Abstract: The present work deals with the preparation of bio-nanocomposite for enhanced antibacterial activity and its application on surgical care. Chitosan-ZnO nanocomposite was prepared by direct addition of dissolved chitosan with zinc nitrate and sodium hydroxide… read more here.

Keywords: wound healing; zno; chitosan; spectroscopy ... See more keywords

Exploration of the Effect of Chitosan and Crosslinking Agent Concentration on the Properties of Dual Responsive Chitosan-g-Poly (N-Isopropylacrylamide) Co-polymeric Particles

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Published in 2017 at "Journal of Polymers and the Environment"

DOI: 10.1007/s10924-017-0971-z

Abstract: The objective of the present study was to synthesize and evaluate the effect of change in concentration of chitosan (CS) and N,N-methylenebisacrylamide (MBA)- a cross linking agent, on various properties such as lower critical solution… read more here.

Keywords: particle size; zeta potential; chitosan poly; chitosan ... See more keywords

A novel biocoagulant agent from mushroom chitosan as water and wastewater therapy

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Published in 2017 at "Environmental Science and Pollution Research"

DOI: 10.1007/s11356-017-9560-x

Abstract: A new commercial cationic polyelectrolyte chitosan (CM), obtained from the waste of mushroom production, was examined using models of water and wastewater namely kaolin and palm oil mill effluent (pome). As it is biocompatible, widely… read more here.

Keywords: chitosan; water wastewater; chitosan mushroom; mushroom ... See more keywords
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Utilization of biodegradable chitosan-derived sponges as oil retainers

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Published in 2020 at "Environmental Science and Pollution Research"

DOI: 10.1007/s11356-020-09162-9

Abstract: An innovative approach of chitosan-derived biodegradable sponges with high sorption capacity, excellent recyclability, and inherent oleophilic properties have been developed for the first time to remove the crude oil polluting the environment. Chitosan-nitrogen mustard ionic… read more here.

Keywords: derived sponges; chitosan; chitosan derived; biodegradable chitosan ... See more keywords
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Spectroscopic and Antimicrobial Activity of Hybrid Chitosan/Silica Membranes doped with Al2O3 Nanoparticles

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Published in 2018 at "Silicon"

DOI: 10.1007/s12633-018-9986-x

Abstract: Chitosan/silica nanocomposite membrane doped with Al2O3 nanoparticles is prepared via sol–gel route by mixing the inorganic silica-based in the chitosan matrix. Understanding the interaction between chitosan molecules as a natural biopolymer and aluminosilicate as a… read more here.

Keywords: chitosan silica; silica; chitosan; al2o3 nanoparticles ... See more keywords