Results 21 to 30 of about 249,795 (302)

Influence of electrospinning parameters on biopolymers nanofibers, with emphasis on cellulose & chitosan

open access: yesHeliyon, 2023
Background: Electrospinning is an effective method for producing high-quality biopolymer nanofibers, such as cellulose and chitosan. Cellulose nanofibers have excellent mechanical properties and biocompatibility, making them a promising material for ...
Abdallah Refate   +10 more
doaj   +1 more source

Effect of different amount of CNFs on the properties of concrete and cementitious materials [PDF]

open access: yesArchives of Civil Engineering
With the rapid development of the construction industry and higher requirements on the properties of materials, extensive studies have been made to improve the property of the concrete and cementitious materials.
Ze Wu
doaj   +1 more source

Valorization of Pineapple Residues from the Colombian Agroindustry to Produce Cellulose Nanofibers

open access: yesApplied Sciences, 2022
Cellulose nanofiber is the world’s most advanced biomass material. Most importantly, it is biodegradable. In this work, nanofibers were obtained from pineapple leaves, a large solid waste in Colombia, using a combined extraction method (chemical ...
Marcelo A. Guancha-Chalapud   +2 more
doaj   +1 more source

The tensile properties of electrospun Poly Vinyl Chloride and Cellulose Acetate (PVC/CA) bi-component polymers nanofibers

open access: yesAlexandria Engineering Journal, 2019
Cellulose Acetate and Poly (Vinyl Chloride) nanofibers have found diverse usages in several different domains. The nanofiber mat has proven to be an efficient media for the ultra-filtration when applied on the surface of other woven or nonwoven filters ...
Magdi ElMessiry, Nermin Fadel
doaj   +1 more source

Electrospun poly(ethylene oxide)/chitosan nanofibers with cellulose nanocrystals as support for cell culture of 3T3 fibroblasts

open access: yes, 2021
Chitosan/poly(ethylene oxide) (PEO) (5:1) nanofibers with cellulose nanocrystals (CNCs) were produced using an electrospinning technique. The addition of CNCs to the chitosan/PEO solutions allowed the production of uniform fibers (without beads) with a ...
Lemes, Ana Paula   +5 more
core   +1 more source

Transparent and Robust All-Cellulose Nanocomposite Packaging Materials Prepared in a Mixture of Trifluoroacetic Acid and Trifluoroacetic Anhydride

open access: yesNanomaterials, 2019
All-cellulose composites with a potential application as food packaging films were prepared by dissolving microcrystalline cellulose in a mixture of trifluoroacetic acid and trifluoroacetic anhydride, adding cellulose nanofibers, and evaporating the ...
Susana Guzman-Puyol   +7 more
doaj   +1 more source

Advances in nanotechnology and the benefits of using cellulose nanofibers in animal nutrition [PDF]

open access: yesVeterinary World, 2021
The production of cellulose nanofibers promotes the utilization of plant residues that are generated in agro-industries during food processing. The utilization of these plant by-products reduces environmental contamination.
Geovane Rosa de Oliveira   +3 more
doaj   +1 more source

Preparation of cyanobacteria-enhanced poly(vinyl)alcohol-based films with resistance to blue-violet light / red light and water.

open access: yesPLoS ONE, 2020
The harmful cyanobacteria blooms which usually form in spring and summer, cause global eutrophication of freshwater and coastal marine ecosystems. This study tried to utilize cyanobacteria as a raw material to produce biological poly(vinyl)alcohol-based ...
Sainan Chen   +9 more
doaj   +1 more source

Long-Chain Alkylimidazolium Ionic Liquid Functionalization of Cellulose Nanofibers and Their Embedding in HDPE Matrix

open access: yesInternational Journal of Polymer Science, 2016
This paper presents a possible alternative to traditional cellulose nanofibers functionalization, by treatment of the material at low temperatures (25–35°C) with electron-beam irradiated 1-hexyl-3-methylimidazolium chloride ionic liquid.
Catalin Croitoru, Silvia Patachia
doaj   +1 more source

Mxene/Cellulose and Chitin Nanofibers for Efficient Fabricating of Environmentally Friendly Printed Circuit Board Substrates [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering
MXene-based 2D materials, cellulose, and chitin nanofibers with larger surface areas are hydrophilic, flexible, environmentally friendly, have high volumetric capacity, and are excellent for energy storage devices, electrodes, and hydrogen storage.
Marzieh Khodadadi Ara   +1 more
doaj   +1 more source

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