Crosslinking of chitosan with dialdehyde chitosan as a new approach for biomedical applications

K Wegrzynowska-Drzymalska, P Grebicka… - Materials, 2020 - mdpi.com
Materials based on natural high molecular compounds are particularly interesting for
biomedical applications. It is known that the cross-linking agent used for preparation of …

Effect of chitosan addition on the properties of low-density polyethylene blend as potential bioplastic

Y Kusumastuti, NRE Putri, D Timotius, MW Syabani - Heliyon, 2020 - cell.com
Plastics based on low-density polyethylene (LDPE) blends generally have limited miscibility,
and it is difficult to obtain a homogeneous blend. Although they show excellent properties …

Kinetics of drug release profile from maleic anhydride-grafted-chitosan film

D Timotius, Y Kusumastuti, NAC Imani… - Materials Research …, 2020 - iopscience.iop.org
A modified functional group of chitosan film was successfully prepared. Maleic anhydride
(MA) was used to introduce carboxylic functional groups into chitosan film to enhance the …

Proposed reaction mechanism of chitosan-graft-maleic from chitosan and maleic anhydride

D Timotius, Y Kusumastuti… - IOP Conference Series …, 2020 - iopscience.iop.org
Chitosan (Ch), a natural polysaccharide derived from chitin is a widely used raw material in
biomaterial research. Modification of chitosan using maleic anhydride (MA) have been done …

Optimization of ceric ammonium nitrate and ferrous ammonium sulfate in the synthesis of chitosan-graft-maleic anhydride

M Nadia, D Timotius, SK Wirawan… - IOP Conference …, 2020 - iopscience.iop.org
Amongst various methods for chitosan modification, grafting process is one of the promising
techniques to alter chitosan surface properties. Maleic anhydride (MA) was grafted onto …