Bioplásticos

Bioplásticos

Polyacrylonitrile-Polyvinyl Alcohol-Based Composite Gel-Polymer Electrolyte for All-Solid-State Lithium-Ion Batteries
06/12/2022 - The three-dimensional (3D) structure of batteries nowadays obtains a lot of attention because it provides the electrodes a vast surface area to accommodate and employ more active material, resulting...
Graphene Oxide-Carbon Nanotube (GO-CNT) Hybrid Mixed Matrix Membrane for Pervaporative Dehydration of Ethanol
- The pervaporation process is an energy-conservative and environmentally sustainable way for dehydration studies. It efficiently separates close boiling point and azeotrope mixtures unlike the...
Production of 3D Printed Bi-Layer and Tri-Layer Sandwich Scaffolds with Polycaprolactone and Poly (vinyl alcohol)-Metformin towards Diabetic Wound Healing
05/12/2022 - Type 2 diabetes mellitus (T2DM) is a chronic disease characterized by impaired insulin secretion, sensitivity, and hyperglycemia. Diabetic wounds are one of the significant complications of T2DM...
Functionalized Nanocomposite Gel Polymer Electrolyte with Strong Alkaline?Tolerance and High Zinc Anode Stability for Ultralong?Life Flexible Zinc–Air Batteries
01/12/2022 - Increasing pursuit of next?generation wearable electronics has put forward the demand of reliable energy devices with high flexibility, durability and enhanced electrochemical performances. Flexible...
Reduced graphene oxide-modified polyvinyl alcohol hydrogel with potential application as skin wound dressings
02/12/2022 - Abstract Traditional wound dressings rarely participate in accelerating active wound healing by stimulating skin cells. The use of a conductive wound dressing to promote the...
Optimization of the Biotreatment of GTL Process Water Using Pseudomonas aeruginosa Immobilized in PVA Hydrogel
02/12/2022 - The COD reduction in gas to liquid (GTL) process water was optimized using response surface methodology (RSM). The biodegradation process was carried out in a spouted bed bioreactor (SBBR) using...
Preparation of Functionalized Graphene Oxide Composite Spheres and Removal of Cu2+ and Pb2+ from Wastewater
- Functionalized graphene oxide was an important candidate for removing heavy metal pollution. However, its difficult separation, low mechanical strength, and secondary pollution were restricted. In...
A self-powered PVA-based flexible humidity sensor with humidity-related voltage output for multifunctional applications
- In the context of the industry that supports green energy and electronics, the development of a humidity sensor with self-powered characteristics and the ability to be worn by humans is crucial...
Accelerated?curing epoxy structural film adhesive for bonding lightweight honeycomb sandwich structures
30/11/2022 - The rheological properties of PVA/PAAm hydrogel inks have been improved by the introduction of fumed silica, and fumed silica also provides additional hydrogen bonding cross?linking sites, further...
Investigation into the Flexural Toughness and Methods of Evaluating Ductile Concrete
01/12/2022 - The main purpose of this study was to investigate the flexural behavior of high-ductility fiber-reinforced concrete (HDC) and propose a suitable method for evaluating flexural toughness. The flexural...
Effect of Fiber Type and Volume Fraction on Fiber Reinforced Concrete and Engineered Cementitious Composite Mechanical Properties
01/12/2022 - Engineered cementitious composites (ECC) are an ultra-ductile cement-based composite material reinforced with short randomly distributed fibers. It differs from fiber reinforced concrete (FRC) in...
Physicochemical Properties of Water-Based Copolymer and Zeolite Composite Sustained-Release Membrane Materials
01/12/2022 - A nitrogen fertilizer slow-release membrane was proposed using polyvinyl alcohol (PVA), polyvinylpyrrolidone (PVP), epoxy resin, and zeolite as raw materials. The effects of the water-based copolymer...
Self-Powered Nitrogen Dioxide Sensor Based on Pd-Decorated ZnO/MoSe2 Nanocomposite Driven by Triboelectric Nanogenerator
01/12/2022 - This paper introduces a high-performance self-powered nitrogen dioxide gas sensor based on Pd-modified ZnO/MoSe2 nanocomposites. Poly(vinyl alcohol) (PVA) nanofibers were prepared by high-voltage...
Liquid Oil Trapped inside PVA Electrospun Microcapsules
01/12/2022 - Electrospinning makes it possible to obtain solid fibers, in addition to core-shell fibers, using coextrusion. However, an exhaustive control of parameters allows the core-shell fibers from emulsion...
New cryogels based on poly (vinyl alcohol) and a copolymacrolactone system. II. Antibacterial properties of the network embedded with thymol bioactive agent
01/01/2023 - The present study aims to confer antimicrobial properties to PVA/PEBSA cryogels synthesized by the freeze-thaw method. The effect of thymol content on the properties and structure of the cryogel...
A hyperelastic viscoplastic damage model for large deformation mechanics of rate-dependent soft materials
- Soft materials undergo large mechanical deformation prior to failure when subjected to external loads. They exhibit nonlinearity alongside coupled elastic, viscous, and plastic behavior due to...
Modification of Physio-Mechanical Properties of Chitosan-Based Films via Physical Treatment Approach
30/11/2022 - The premise of this work is the modification of the properties of chitosan-based film for possible use in food packaging applications. The biofilm was prepared via thermal and mechanical treatment...
Extraction and characterization of chitosan from Eupolyphaga sinensis Walker and its application in the preparation of electrospinning nanofiber membranes
- Due to its capabilities for wound healing, antimicrobial defense, hemostasis, and biodegradation, chitosan has seen increased use in biomedical disciplines in recent years. In the meantime,...
Sustained antioxidant properties of epigallocatechin gallate loaded halloysite for PLA as potentially durable materials
26/11/2022 - With the passage of degradation time, the PBSG/PVA blends not only show more significant degradation phenomenon in morphology with dense microbial degradation pores appearing on the surface of...
Preparation and optical characterization of poly (vinyl alcohol) and starch (native and modified) blend films
29/11/2022 - Abstract Polymeric films of Poly(vinyl alcohol) (PVA) to produce a lower band gap by blending it with native basmati rice starch (BRS) and Octenyl Succinic Anhydride (OSA)...
Different Fiber Reinforcement Effects on Fly Ash-Based Geopolymer Long-Term Deflection in Three-Point Bending and Microstructure
29/11/2022 - This study investigated the effect of a low amount of polyvinyl alcohol (PVA) and steel fiber reinforcement on fly ash-based geopolymer composite long-term deflection and its microstructure. For...