Bioplásticos
Bioplásticos
Bio?based fluorine?free branched polyurethane@organosilicon water?repellent agent for cotton fabric
27/05/2023 -
AbstractLow ionic conductivity and poor alkali resistance have long been the problems of the anion exchange membrane (AEM) of alkaline fuel cell. Herein, epichlorohydrin functionalized by three...
(TiO2/Ag nanoparticles)@(chitosan-polyvinyl alcohol) core-shell nanofibers as novel anticorrosion and antibacterial improvers for epoxy coating systems
30/05/2023 -
Abstract Core-shell nanofibers consisted of chitosan/polyvinyl alcohol as shell and TiO2/Ag nanoparticles as core (abbreviated as (TiO2@AgNPs)@(CS/PVA)) are synthesized by...
Development and In Vitro Analysis of Layer-by-Layer Assembled Membranes for Potential Wound Dressing: Electrospun Curcumin/Gelatin as Middle Layer and Gentamicin/Polyvinyl Alcohol as Outer Layers
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Nanofibrous membranes made of hydrogels have high specific surface areas and are suitable as drug carriers. Multilayer membranes fabricated by continuous electrospinning could delay drug release by...
Fabrication of Electrospun PVA/Zein/Gelatin Based Active Packaging for Quality Maintenance of Different Food Items
31/05/2023 -
In this research, electrospun PVA/Zein/Gelatin based tri-component active food packaging has been fabricated to enhance the shelf life of food by assuring the food quality (freshness, taste,...
Characterization and Morphology of Nanocomposite Hydrogels with a 3D Network Structure Prepared Using Attapulgite-Enhanced Polyvinyl Alcohol
31/05/2023 -
In this investigation, purified attapulgite (ATT) and polyvinyl alcohol (PVA) were utilized to fabricate nanocomposite hydrogels and a xerogel, with a focus on studying the impact of minor additions...
Hybrid GO/TiO2 nanoparticles reinforced NaAlg/PVA blend: Nanocomposites for high?performance energy storage devices
30/05/2023 -
In this study, novel flexible polymer nanocomposite films formed of polyvinyl alcohol (PVA), sodium alginate (NaAlg), titanium dioxide (TiO2) and graphene oxide (GO) as nanofiller are fabricated by...
Improving Protective Properties of Work Outfits Using Modern Materials
26/05/2023 -
Composite films containing >0.5% polymer could be produced from mixed aqueous solutions of poly(vinyl alcohol) (PVA), simple amino acids (glycine and L-cysteine), and silver nitrate by...
Evaluation of eugenol?derived monomers as antimicrobial agents in dental resin composites
29/05/2023 -
The multiple?crosslinked polyvinyl alcohol/phytic acid/ferric trichloride tough hydrogels (PVA/PA?Fe hydrogels) with anti?swelling property, antibacterial activity and conductivity were facilely and...
Impact of Nano-CaCO3 and PVA Fiber on Properties of Fresh and Hardened Geopolymer Mortar
26/05/2023 -
Geopolymer is a green substitute for Portland cement but has low tensile strength, high brittleness and easy cracking. Therefore, fibers and nanomaterials are used to strengthen and toughen...
Polyvinyl Alcohol Assisted Iron–Zinc Nanocomposite for Enhanced Optimized Rapid Removal of Malachite Green Dye
26/05/2023 -
Eliminating hazardous contaminants is a necessity for maintaining a healthy environment on Earth. This work used a sustainable method to create Iron–Zinc nanocomposites with polyvinyl...
Fabrication of antimicrobial colorimetric pad for meat packaging based on polyvinyl alcohol aerogel with the incorporation of anthocyanins and silver nanoparticles
28/05/2023 -
A novel colorimetric pad has been developed based on polyvinyl alcohol (PVA), paper fiber, silver nanoparticles (AgNPs), and purple sweet potato anthocyanins (PSPA), and showed good performance for...
Design of a bio-based flame retardant for polyvinyl alcohol with superior flame retardant, mechanical and UV-blocking properties
25/05/2023 -
Abstract In present, during preparing flame retardant polyvinyl alcohol (PVA) composites, most flame retardants present inferior fire retardant efficiency and trend to decrease...
Mechanical Properties and Microstructure of Rice Husk Ash–Rubber–Fiber Concrete under Hygrothermal Environment
23/05/2023 -
In order to study the mechanical properties of rice husk ash–rubber–fiber concrete (RRFC) under hygrothermal environment, the optimal group was selected by orthogonal...
Covalent Crosslinking Cellulose/Graphene Aerogels with High Elasticity and Adsorbability for Heavy Metal Ions Adsorption
24/05/2023 -
With the fast development of modern industry, heavy metal contaminant became more severe. How to remove heavy metal ions in water in a green and efficient way is a prominent problem in current...
Doping nanocellulose crystal with poly(vinyl alcohol) for water?resistant composite fibers with enhanced mechanical and dyeing performances
23/05/2023 -
Acetalization has been commonly adopted to realize the improvement on the water resistance and mechanical properties of poly(vinyl alcohol) (PVA) composite fibers. However, acetalized PVA fibers only...
Preparation and characterization of high strength and high modulus PVA-La fiber with synthesized syndiotacticity-rich high polymerization degree PVA polymers as raw materials
20/05/2023 -
Abstract High mechanical property poly (vinyl alcohol) (PVA) fibers have attracted tremendous attentions because of their excellent mechanical properties and has a potential...
Modification of the Structure and Linear/Nonlinear Optical Characteristics of PVA/Chitosan Blend through CuO Doping for Eco-Friendly Applications
20/05/2023 -
The solution casting technique is utilized to fabricate blank and CuO-doped polyvinyl alcohol/chitosan (PVA/CS) blends for eco-friendly applications. The structure and surface morphologies of...
A robust and fluorescent nanocomposite hydrogel with an interpenetrating polymer network based on graphene quantum dots
20/05/2023 -
A robust and fluorescent nanocomposite hydrogel with interpenetrating polymer network based on graphene quantum dots was made?up by in?situ radical polymerization and freeze?thaw process.Herein, a...
Synthesis of Polyvinyl Alcohol/Coal Fly Ash Hybrid Nano-Fiber Membranes for Adsorption of Heavy Metals in Diesel Fuel
18/05/2023 -
Some studies have shown that the heavy metal emissions (HMEs) emitted from diesel engines can seriously threaten human health. HMEs are mainly related to the content of heavy metal ions in diesel...
Antimicrobial and Mechanical Properties of Ag@Ti3C2Tx-Modified PVA Composite Hydrogels Enhanced with Quaternary Ammonium Chitosan
18/05/2023 -
Polyvinyl alcohol (PVA) is a polymeric material with good biocompatibility, excellent hydrophilicity, and a large number of hydroxyl groups. However, due to its insufficient mechanical properties and...
Chitosan/poly(vinyl alcohol)/graphene oxide mixed matrix membrane for the pervaporation dehydration of ethylene glycol
11/05/2023 -
Abstract Chitosan/poly(vinyl alcohol) (PVA)/graphene oxide (GO) mixed matrix membrane (MMM) for the pervaporation dehydration of ethylene glycol (EG) was fabricated in this...
