Results 31 to 40 of about 142,790 (165)

Synthesis and Characterization of Nano Chitosan from Vannamei Shrimp Shell (Litopenaeus vannamei)

open access: yesJurnal Ilmiah Perikanan dan Kelautan, 2022
Highlight Research • New method to synthesis nano chitosan from Vannamei shrimp with high Deacetylation Degree • Nano chitosan from Vannamei shrimp can adsorb heavy metal Fe up to 81.35% • Shrimp shells as an alternative adsorbents for Fe ...
Dian Wijaya Kurniawidi   +6 more
doaj   +1 more source

Autoclaving Achieves pH-Neutralization, Hydrogelation, and Sterilization of Chitosan Hydrogels in One Step

open access: yesMacromol
Conventionally, chitosan hydrogels are acidic and contain toxic chemicals because chitosan is soluble only in acidic solvents and requires toxic additives such as chemical crosslinkers and polymerization agents to fabricate chitosan hydrogels.
Yusuke Yamashita   +3 more
doaj   +1 more source

N-octyl chitosan derivatives as amphiphilic carrier agents for herbicide formulations

open access: yesOpen Chemistry, 2019
This study investigates the potential of N-octyl chitosan derivatives, namely N-octyl-O-sulfate chitosan (NOOSC), N-octyl-N-succinyl chitosan (NONSC) and N-octyl-O-glycol chitosan (NOOGC) as amphiphilic carrier agents for atrazine in water-insoluble ...
Kamari Azlan, Yusoff Siti Najiah Mohd
doaj   +1 more source

Characteristics of chitosan from Penaeus monodon on chitosan-gelatin suspension viscosity

open access: yesDental Journal
Background: Chitosan synthesized from Penaeus monodon shells was developed into a chitosan-gelatin suspension as an injectable bone substitute for socket preservation. Purpose: To investigate the characteristics of chitosan from P.
Widyasri Prananingrum   +7 more
doaj   +1 more source

Utilization and Characterization of Oyster Shell as Chitosan and Nanochitosan

open access: yesJurnal Kimia Sains dan Aplikasi, 2018
Oyster is one of bivalve groups widely consumed by human, thus, it results in producing huge waste shells affecting the environment. One way to increase the value of oyster shells is to process them into chitosan.
Lia Handayani   +2 more
doaj   +1 more source

Pineapple Leaves Fiber (PALF) Crosslinked with Chitosan for Antimicrobial Properties

open access: yesChemical Engineering Transactions, 2018
The goal of this study is to treat pineapple leaves fiber (PALF) with chitosan for antimicrobial properties. The treated PALF with chitosan was then crosslinked with crosslinking agent; butanetetracarboxylic acid (BTCA) to preserve chitosan in the PALF ...
Norazreen A Jalil   +4 more
doaj   +1 more source

Isolation and characterization of chitosan from Ugandan edible mushrooms, Nile perch scales and banana weevils for biomedical applications

open access: yesScientific Reports, 2021
Of recent, immense attention has been given to chitosan in the biomedical field due to its valuable biochemical and physiological properties. Traditionally, the chief source of chitosan is chitin from crab and shrimp shells.
Kenneth Ssekatawa   +8 more
doaj   +1 more source

Derivation of composites of chitosan-nanoparticles from crustaceans source for nanomedicine: A mini review

open access: yesBiomedical Engineering Advances, 2022
Chitosan nanoparticles are promising polymeric and bio-based nanoparticles that have considerably gained a lot of interest in recent years due to their potential applications. They have significant promise as nanocarriers, which may encapsulate molecules
Dare Victor Abere   +3 more
doaj   +1 more source

PENGARUH KONSENTRASI KITOSAN TERHADAP AKTIVITAS ANTIBAKTERI DENGAN METODE DIFUSI AGAR (SUMUR

open access: yesJurnal Teknologi & Industri Hasil Pertanian, 2012
The aim of this work was to obtain the minimal concentration of chitosan which possess antibacterial characteristic. The concentrations of chitosan that used were 0%; 0,2%; 0,4%; 0,6%; and 0,8% (w/v), whereas bacteria cultures used to examine ...
Fibra Nurainy   +2 more
doaj  

Preparation of Chitosan-Polyethylene Oxide-Colocasia esculenta Flour Nanofibers using Electrospinning Method

open access: yesJournal of Mechanical Engineering Science and Technology, 2019
Nanofibers have been prepared from the mixture of chitosan, polyethylene oxide (PEO) and Colocasia esculenta flour (CE flour) by using the electrospinning method. Two different nanofibers were formulated, containing chitosan-PEO and chitosan-PEO-CE flour.
Riesca Ayu Kusuma Wardhani   +3 more
doaj   +1 more source

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