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16 articles for “Polyvinyl Alcohol (PVA)”
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Preparation and Characterization of PVA-MgO Nanocomposite Films
Abstract: In this work, Magnesium Oxide Nanoparticles (MgO NPs) doped with 3 g of polyvinyl alcohol (PVA) at different weight percentages (0, 2, 4, 6, and 8 wt.%) using the solvent casting method, to fabricate thin PVA-MgO nanocomposite (NC) films. These films were characterized by (i) XRD, SEM, EDX, DLS, and Zeta Potential for morphological studies, (ii) FTIR spectra and UV-Visible techniques for spectroscopic studies and (iii) DSC for thermal studies. …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 27, Issue 2, 2025 · pp. 40–62 Read article
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Exploration of Copper Oxide PVA/PEG Paraffin Polymer Composites for Enhanced Thermal Performance of Nano-Enhanced Phase Change Materials and Their Environmental Impact
Abstract: This study investigates the synthesis, characterization, and application of copper oxide (CuO) nanoparticles integrated into polymer-based paraffin wax composites for advanced thermal management applications. CuO nanoparticles were synthesized using a wet chemical approach and characterized through X-ray diffraction (XRD), scanning electron microscopy (SEM), transmission electron microscopy (TEM), and dynamic light scattering (DLS), confirming their crystalline structure, morphology, and nanoscale size distribution. The synthesized nanoparticles were incorporated into polymer-supported phase change …
Published in Journal of Polymer & Composites · Vol. 14, Issue 1, 2026 · pp. 156–173 Read article
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The Impact of Crosslinking Polyvinyl Alcohol with Glutaraldehyde on Toughness: A Statistical Analysis Using the Turnkey HSD Method
Abstract: The widespread use of non-biodegradable polymers exacerbates problems with global warming and other environmental difficulties. These problems necessitate the development of biodegradable polymers as a solution. In this research, we analyze the utilization of crosslinked polymer by its processing of polyvinyl alcohol (P V A) crosslinked with glutaraldehyde (G L U T). After curing for 24 hours in 2 moles of sulfuric acid (H2SO4), the plasticized alcohol has been cross-linked …
Published in Journal of Polymer & Composites · Vol. 12, Issue 3, 2024 · pp. 213–219 Read article
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Structural, Electrical and Optical Properties of RGO-Incorporated PVA Nanocomposites for UV Shielding Applications
Abstract: Polymer matrix-based nanocomposites reinforced with appropriate nanoparticles have the potential to exhibit improved electrical, optical and mechanical properties, as well as improved UV-shielding capabilities. These materials are currently being utilised for various commercial applications, such as window shields and automotive components. We prepared reduced graphene oxide (rGO)-incorporated polyvinyl alcohol (PVA) polymer nanocomposites employing a solution casting method. XRD and SEM results confirmed that the rGO nanosheets were dispersed well in …
Published in Journal of Polymer & Composites · Vol. 12, Issue 6, 2024 · pp. 119–137 Read article
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Fabrication and Characterization of Diacerein Loaded Nanosponge for Topical Delivery
Abstract: Diacerein, an anti-inflammatory drug, which comes under BCS class II, commonly used in treatment of osteoarthritis has limited by its poor solubility and bioavailability when administered topically. This study aimed to develop and evaluate diacerein-loaded nanosponges gel using varying concentrations of ethyl cellulose and polyvinyl alcohol (PVA) to enhance its delivery. Nanosponges were prepared using an emulsion solvent evaporation technique, with different ratios of ethyl cellulose (0.05-0.250%) and PVA (0.2-0.3%). …
Published in Research & Reviews: A Journal of Drug Formulation, Development and Production · Vol. 12, Issue 2, 2025 · pp. 26–46 Read article
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Advanced Functional Nanocomposites: Graphene Oxide Integration into Polyvinyl Alcohol Matrix
Abstract: This research explores how incorporating graphene oxide (GO) into polyvinyl alcohol (PVA) can improve its mechanical and thermal characteristics, with the goal of creating multifunctional nanocomposites suitable for advanced technological applications. GO was introduced into the PVA matrix at 0.5, 1, and 2 wt% via a scalable solution casting method. The resulting nanocomposites were characterized mechanically, thermally, and spectroscopically. Tensile testing revealed a significant improvement in mechanical performance, with tensile …
Published in Journal of Polymer & Composites · Vol. 13, Issue 3, 2025 · pp. 50–59 Read article
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Green Fabrication of Glutaraldehyde-Crosslinked Chitosan/PVA Biocomposite for Heavy Metal Removal from Wastewater
Abstract: Chitosan (CS) and Polyvinyl alcohol (PVA) are polymers that possess biodegradable, biocompatible, and non-toxic properties, making them suitable for wastewater treatment applications. The primary objective of this research is to chemically modify chitosan in a novel manner to enhance its ability to remove hexavalent chromium Cr(VI) from aqueous solutions. In this study, a composite material was synthesized by crosslinking PVA and CS with glutaraldehyde (GA), resulting in the formation of …
Published in Journal of Water Pollution & Purification Research · Vol. 12, Issue 3, 2025 · pp. 59–83 Read article
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Comparative Analysis of Dip and Spray Techniques with Ethanol, Polyvinyl Alcohol, and Acetone Hydrophobic Glass Slides with Al2O3 Coating
Abstract: The hydrophobic effects of Al₂O₃ coatings on glass slides are investigated in this work by comparing dip and spray procedures using three distinct solvents: acetone, polyvinyl alcohol (PVA), and ethanol. Using both dip and spray techniques, the experimental design systematically applies Al₂O₃ coatings on glass slides. Then, the effect of the chosen solvents on hydrophobicity is investigated. Delineating the complex interaction between coating processes and solvent options requires careful analysis …
Published in Journal of Polymer & Composites · Vol. 12, Issue 1, 2024 · pp. 45–51 Read article
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Advancing Capsule Technology: A Comprehensive Review of Formulation Strategies
Abstract: Capsules are a popular and versatile oral dosage form used in drug delivery, offering benefits such as ease of swallowing, taste masking, and improved stability of active pharmaceutical ingredients (APIs). They can be made from gelatin or non-gelatin materials like Hydroxypropyl Methylcellulose (HPMC), Polyvinyl Alcohol (PVA), and starch, catering to dietary, cultural, and sustainability needs. Capsules can be engineered for controlled, sustained, or targeted release, enhancing bioavailability, particularly for poorly …
Published in International Journal of Antibiotics · Vol. 2, Issue 1, 2025 · pp. 44–56 Read article
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3D-Printed Polymeric Drug Delivery Systems for Personalized Medicine
Abstract: Personalized medicine has revolutionized healthcare by tailoring treatments to individual patient needs. Among the emerging technologies, 3D printing has demonstrated immense potential in fabricating polymeric drug delivery systems with precise control over drug release, dosage, and bioavailability. These systems offer customized therapeutic solutions, improving efficacy while reducing adverse effects. This paper provides an overview of 3D-printed polymeric drug delivery systems, discussing the types of polymers used, fabrication techniques, applications in …
Published in Journal of Polymer & Composites · Vol. 13, Issue 4, 2025 · pp. 313–325 Read article
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Polymer-Based Film Coatings for Enhancing Drug Stability and Shelf-Life
Abstract: Pharmaceutical stability is a crucial factor in ensuring drug efficacy and safety throughout its shelf-life. Polymer-based film coatings have emerged as an effective strategy to enhance drug stability by protecting active pharmaceutical ingredients (APIs) from environmental stressors such as moisture, oxygen, temperature fluctuations, and light exposure. These coatings act as physical barriers that prevent degradation, improve mechanical integrity, and enable controlled drug release. Various types of polymers are employed for …
Published in Journal of Polymer & Composites · Vol. 13, Issue 4, 2025 · pp. 558–570 Read article
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Polymer Chemistry in Sustained-Release Herbal Composites: Designing a Stable Euphorbia tithymaloides Topical System with Phospholipid and Polymer Matrices
Abstract: Polymer chemistry enables the stabilization and sustained release of herbal actives, critical for topical therapeutic applications. This study explores a novel process for preparing a stable, sustained-release topical composition of Euphorbia tithymaloides, leveraging polymer-based systems. Ethanolic extract (50 mg) of the plant, rich in unstable sugar moieties (e.g., D-ribose) and sterols (e.g., stigmasterol), is encapsulated within a phospholipid matrix of phosphatidylcholine (50–100 mg) and cholesterol (50–100 mg). This lipid-polymer complex, …
Published in Journal of Polymer & Composites · Vol. 13, Issue 6, 2025 · pp. 165–171 Read article
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Solar-Responsive Photo-Thermal Polymer Composites with Carbon Nanostructures for On-Demand Water Purification
Abstract: The development of solar-responsive polymer nanocomposites offers a sustainable pathway for water purification. In this work, polyvinyl alcohol (PVA) films reinforced with graphene nanoplatelets (GNPs) and multi-walled carbon nanotubes (MWCNTs) were fabricated and systematically investigated for their mechanical, thermal, viscoelastic, and thermal transport properties. Neat PVA displayed moderate tensile strength (~38 MPa) and high elongation (~165%), whereas 1.0 wt% nanofiller loading enhanced tensile strength to ~52 MPa and modulus to …
Published in Journal of Polymer & Composites · Vol. 13, Issue 6, 2025 · pp. 199–209 Read article
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Advancing Conductive Ink Formulations for DIW with Graphene and Hybrid Nanostructures
Abstract: The development of solvent-based conductive inks for direct ink writing (DIW) has gained significant attention as a pathway toward flexible, wearable, and scalable electronic devices. This review critically examines conductive fillers, binders, solvent systems, and hybrid ink strategies reported in recent literature. Graphene and carbon nanotubes (CNTs) remain the most studied fillers due to their high intrinsic conductivity and unique dimensionality, but challenges such as restacking, bundling, and high viscosity …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 12, Issue 3, 2025 · pp. 36–49 Read article
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Digitally Tunable Dual-Phase Polymer–PCM Composites for IoT-Based Adaptive Thermal Management in Smart Buildings
Abstract: This study presents the design and development of digitally tunable dual-phase polymer–phase change material (PCM) composites for advanced thermal management in smart building applications. The composite is based on a hybrid polymer matrix comprising thermoplastic polyurethane (TPU) and a crosslinked polyvinyl alcohol (PVA) gel, reinforced with paraffin microencapsulated PCM and hydrated salt PCM to achieve multi-stage thermal energy storage. The polymer composite architecture enables enhanced structural integrity, high encapsulation efficiency …
Published in Journal of Polymer & Composites · Vol. 14, Issue 3, 2026 · pp. 147–157 Read article
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Synthesis of YSZ nanopowders by using PVA-metallic nitrate combustion method
Abstract: Yttria-stabilized zirconia (8YSZ) powder is widely used as a thermal barrier coatings material for various aeronautical gas turbine engine components and structures operating in high temperature environment as well as for the nozzle of solid rocket engine due to its relatively high thermal expansion coefficient, thermal reflectivity, low thermal and good corrosion resistance. The synthesis of single or composite metal oxides by combustion of metal-polyvinyl alcohol gel precursors (Me-PVA) has …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 14, Issue 3, 2024 · pp. 24–32 Read article