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382 articles for “natural polymer”
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Biomimicry of Eucalyptus Leaf Design for Optimization and Fabrication of Airfoil
Abstract: Biomimicry is the practice of drawing inspiration from natural forms to solve engineering problems, which has become progressively popular for refining design efficiency and performance. This work discovers how biomimicry can be applied to airfoil design, precisely through the unique structure of Eucalyptus leaves, a concept rarely explored in airfoil profiling. The work presented here, focuses on enhancing airfoil designs by incorporating the intricate features of these leaves. The airfoil …
Published in Journal of Polymer & Composites · Vol. 13, Issue 3, 2025 · pp. 359–372 Read article
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Polysaccharide-Based Composite Materials for Hemostatic Applications in Trauma Care
Abstract: Uncontrolled hemorrhage remains one of the leading causes of preventable trauma-related mortality worldwide, highlighting the urgent need for rapid, effective, and biocompatible hemostatic materials. Polysaccharide-based composite biomaterials have emerged as promising candidates owing to their excellent biocompatibility, biodegradability, and intrinsic hemostatic properties. Natural polysaccharides, including chitosan, alginate, cellulose derivatives, starch, and hyaluronic acid, are increasingly combined with synthetic polymers, bioactive ceramics, metallic nanoparticles, and other functional additives to enhance mechanical …
Published in Journal of Polymer & Composites · Vol. 14, Issue 5, 2026 Read article
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Pharmacokinetics and Stability of Polymer-Encapsulated Drugs
Abstract: Making drugs that are covered by plastics is a fresh and useful way to make medicines work better, last longer, and treat diseases better. Putting drugs inside polymer materials helps them breakdown better, stays in the body longer, and lowers the number of side effects they cause. This is necessary to slowly release the drug and help people stick to their treatment plan. Polymers are used to wrap drugs. This …
Published in Journal of Polymer & Composites · Vol. 13, Issue 4, 2025 · pp. 349–361 Read article
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Chitosan-Based Polymer Coatings for Antimicrobial Catheter Surfaces
Abstract: Catheter-associated infections (CAIs) remain a major clinical challenge. Microbial adhesion and subsequent biofilm formation on catheter surfaces significantly reduce the effectiveness of antimicrobial therapy, resulting in prolonged hospitalization, increased healthcare costs, and higher patient morbidity. Consequently, the development of antimicrobial polymer coatings has emerged as an effective strategy for minimizing catheter-associated infections while improving device performance. Among the various biomaterials investigated, chitosan has attracted considerable attention owing to its intrinsic …
Published in Journal of Polymer & Composites · Vol. 14, Issue 4, 2026 Read article
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Biopolymer-Based Flocculation for Microplastic Removal: Fenugreek and Okra as Sustainable Alternatives to Synthetic Flocculants
Abstract: Microplastic pollution has emerged as a persistent global environmental concern due to its widespread presence in aquatic ecosystems and potential implications for food chains and human health. Conventional removal approaches, particularly the use of synthetic flocculants such as polyacrylamide (PAM), have demonstrated high removal efficiencies in water treatment applications. However, their use is often associated with environmental concerns including toxicity, non-biodegradable residues, and energy-intensive production processes. In this context, the …
Published in Journal of Polymer & Composites · Vol. 14, Issue 2, 2026 · pp. 1119–1128 Read article
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Dynamic Vibration and Damping Analysis of Sustainable Nano-Reinforced Polymer Composite Elements for Vehicle Suspension Applications
Abstract: This paper presents an analytical investigation into the dynamic vibration characteristics of nano-reinforced polymer composite elements intended for vehicle suspension applications. A single-degree-of-freedom (SDOF) quarter-car model is employed to derive fundamental expressions for natural frequency, damping ratio, logarithmic decrement, and displacement transmissibility. The primary contribution lies in establishing explicit analytical linkages between material-level viscoelastic properties specifically storage modulus and loss modulus and system-level suspension parameters including stiffness and damping coefficients. …
Published in Journal of Polymer & Composites · Vol. 14, Issue 3, 2026 · pp. 561–570 Read article
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Exploration of 5-Hydroxybowdichione Flavonoids As Inhibitors of Dengue Virus Ns5 RNA-Dependent RNA Polymerase Using Molecular Docking Approach
Abstract: Objectives: Human lives are now seriously threatened by dengue fever, which is brought on by the dengue virus (DENV). Aedes aegypti mosquitoes, which reproduce in still water, are the primary vectors of the arboviral virus known as dengue. It is well-recognized that phytochemicals have a high potential to eliminate bacterial, viral, and fungal infections in people. Thus, it demonstrates its inhibitory effects on the dengue virus. This study identifies some …
Published in International Journal of Genetic Modifications and Recombinations · Vol. 1, Issue 1, 2023 · pp. 1–16 Read article
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An Investigation on Influence of Gamma-Irradiation and Doping on Chemical Structures and Optical Properties of Conducting Polypyrrole
Abstract: In this study, the authors report on effect of gamma-irradiation and doping (bromine, iodine and sulfate ion) on chemical structure and optical, electronic properties of polypyrrole. Optical absorption spectrum of PPY shown absorption bands centered around 36.2.5 nm (peak 1), 450 nm (peak 2) and 525 nm (peak 3) positions. Gamma irradiation resulted in broadening of peak A together with a band shift of 45–525 nm and disappearance peaks 2 …
Published in Journal of Polymer & Composites · Vol. 14, Issue 5, 2026 · pp. 48–57 Read article
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Emanation of Bioplastics-Every Now and Then–A Review
Abstract: With the increasing population the usage of Fossil derived plastics has increased rapidly in daily lifedue to its low cost and good moulding properties. These conventional plastics are non-biodegradableand creates pollution in land, water and air ecosystem at the end of their life cycle. More than 90% ofplastics have been acquired from “fossil feedstocks”, and globally it reports around 4–8% of oilconsumption and was estimated to be attain around 20% …
Published in Journal of Materials & Metallurgical Engineering · Vol. 11, Issue 3, 2021 · pp. 38–42 Read article
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Polymer-Modified Fly Ash Concrete as a Sustainable Cementitious Composite for Low-Carbon and Durable Infrastructure
Abstract: There is a need for sustainable cementitious composites in the construction industry which can help in reducing carbon emission and increase the durability of the constructed infrastructure. The utilization of fly ash can not only benefit the environment, but also by adding polymer modifiers, a high-performance and low-carbon composite material polymer modified fly ash concrete (PMFAC) can be produced. The study examines the engineering potential and sustainability of PMFAC by …
Published in Journal of Polymer & Composites · Vol. 14, Issue 5, 2026 · pp. 101–114 Read article
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Role of Bimetallic (Ag-Cu) Nanoparticles on the Structural Properties of PVA/PVP Blend Green Nanocomposites
Abstract: This study reports the green synthesis of polymer blend nanocomposites of Polyvinyl alcohol (PVA) and Poly vinylpyrrolidone (PVP) embedded with Silver (Ag), Copper (Cu) mono metallic and Silver-Copper (Ag-Cu) bimetallic nanoparticles (NPs), generated using plant mediated solution casting method. The formation of blend, polymer-polymer interactions, interaction between polymer and nanoparticles and role of the nanoparticles on the interactions among PVA/PVP blend nanocomposites were studies by FTIR spectroscopy. The crystallinity of …
Published in Journal of Polymer & Composites · Vol. 10, Issue 1, 2022 · pp. 11–19 Read article
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Effect of Different Fibers on Mechanical Properties of Polypropylene
Abstract: AbstractComposites have created a niche in today’s world market. Polypropylene is the second largely used plastic in the world. Polypropylene in its pure form cannot be used in many applications. Reinforcements are made into the pure polypropylene in order to enhance its mechanical properties. In the present paper, a review has been made on the recent advances for the various reinforcements being made into the polypropylene. The effect of fiber …
Published in Journal of Polymer & Composites · Vol. 5, Issue 2, 2017 · pp. 50–56 Read article
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Analysis of Genetic Variation in Celastrus paniculatus Willd. among Different Populations of Southern Western Ghats
Abstract: AbstractCelastrus paniculatus Willd. is an important threatened medicinal woody liana native to the Indian subcontinent. It is distributed chiefly in the deciduous forests, up to an altitude of 1800 m. This species is globally distributed from South Asia to Australia. The seed oil of C. paniculatus is used as a brain tonic for enhancing memory. Due to the over exploitation of the plant for its medicinal values, the plant is …
Published in Research and Reviews : A Journal of Life Sciences · Vol. 9, Issue 2, 2019 · pp. 63–70 Read article
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Bioresins: An Environment Friendly Product
Abstract: Increased use of synthetic and natural products is releasing harmful toxins into the environment. This leads to the depletion of natural resources and creates environment imbalance. Therefore, awareness is expressed by the media and different government sectors towards environmental sustainability. Industries are targeted, compelled to meet challenges to produce improved environment friendly products with competitive performance. Bioresins are emerging industrial products derived from natural renewable components. Biobased resins made from …
Published in Emerging Trends in Chemical Engineering · Vol. 2, Issue 2, 2015 · pp. 1–4 Read article
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Development of a Natural Fiber Sand–Carbon Composite Filter Using Agave sisalana for Sustainable Domestic Sewage Treatment
Abstract: This study presents an innovative approach to decentralized domestic sewage treatment by integrating Agave sisalana fibers as the core functional component within a composite filtration system. The filtration column was constructed using a vertical 1:3:1 layered configuration comprising silica sand (top), Agave sisalana fibers (middle), and activated carbon (bottom). Comprehensive experimental analyses were conducted to evaluate the system’s efficacy in removing key water quality parameters, including turbidity, total solids (TS), …
Published in Journal of Polymer & Composites · Vol. 13, Issue 6, 2025 · pp. 43–51 Read article
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Review And Analysis of Application of Conductive Polymer Composites in Power-Efficient RF Circuits For 5G PAPR Reduction
Abstract: The need for low power RF circuits has gained more importance in the background of fifth-generation (5G) wireless communication systems, since the inherent PAPR characteristic of 5G signals—especially when using orthogonal frequency division multiplexing (OFDM) based techniques—becomes high. This high PAPR limits the efficiency of RF power amplifiers, increases power consumption, and induces thermal management challenges. In this context, conductive polymer composites (CPCs), based on advanced polymer matrices integrated with …
Published in Journal of Polymer & Composites · Vol. 13, Issue 3, 2025 · pp. 111–125 Read article
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Self-Healing Structural Polymer Composites Incorporating Bio-Inspired Nanofillers
Abstract: Self-healing polymer composites become an attractive family of intelligent materials that are capable of autonomously repairing damage, which will enhance their durability, reliability and service life in extreme engineering applications. The materials are based on the principles of nature, using the nanofillers that are derived from biological systems to improve mechanical properties and self-healing capabilities by utilizing hierarchical structures and multifunctional interface interactions. The recent developments on the formulation of …
Published in Journal of Polymer & Composites · Vol. 14, Issue 4, 2026 Read article
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Electroactive Graphene–Polymer Nanocomposites for Self-Sustaining and Multifunctional Flexible Devices
Abstract: Graphene–reinforced polymer–composites were developed and systematically investigated to explore their multifunctionality in flexible electronic applications. The study specifically aims to correlate graphene-induced structure–property–function relationships with electroactive performance and self-sustaining behaviour in flexible devices. The hybridization of electroactive polymers—polyaniline (PANI), poly(3,4-ethylenedioxythiophene): polystyrene sulphonate (PEDOT:PSS), and polyvinylidene fluoride (PVDF)—with graphene nanoplatelets enabled simultaneous enhancement of electroactivity, energy-harvesting, and sensing functionalities. Morphological studies confirmed uniform graphene dispersion at 5 wt.% loading, forming continuous …
Published in Journal of Polymer & Composites · Vol. 13, Issue 6, 2025 · pp. 260–271 Read article
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Effect of Zr, Fe Mono, Bimetallic Nanoparticles on the Electronic Properties of PVA/PVP Polymer blend
Abstract: AbstractThis paper describes the environmentally friendly production of polymer blend nanocomposites (PBNCs) made of polyvinyl alcohol (PVA) and polyvinylpyrrolidone (PVP) and embedded with Zirconium(ZrO2), Iron (Fe2O3), and Zirconium-Iron (Zr-Fe), mono and bimetallic nanoparticles (NPs). FTIR spectroscopy was used to investigate the blend's development, interaction between polymers and nanoparticles, interactions between polymers and one another, and the impact of nanoparticles on interactions within PVA/PVP blend nanocomposites. With the addition of nanoparticles …
Published in Journal of Polymer & Composites · Vol. 11, Issue 1, 2023 · pp. 72–80 Read article
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Hydrogel Membranes for Skin Moisturization and Hydration: A Comparative Study
Abstract: Hydrogel membranes have emerged as a revolutionary technology in skin care, particularly for moisturizing and hydration applications. These water-swellable polymers mimic the extracellular matrix, providing an ideal environment for skin nourishment and moisture retention. This review comprehensively explores the various types of hydrogel membranes, including natural, synthetic, and hybrid formulations, highlighting their physicochemical properties, mechanisms of action, and applications in skin care. We examine how factors such as crosslinking density, …
Published in Recent Trends in Cosmetics · Vol. 1, Issue 1, 2024 · pp. 13–22 Read article