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Thermal and Mechanical Performance of 3-Phase Polymer Composite Panels for Structural Applications Int. J. Polym. Sci. (IF 3.3) Pub Date : 2024-4-3 Muhammad Zubair Jilani, Zulfiqar Ahmad Rehan, Zuhaib Ahmad, Madeha Jabbar, Yasir Nawab, Khubab Shaker
The objective of this study is to establish a conceptual framework for fiber-reinforced polymer composite (FRPC) panels designed for structural purposes through the incorporation of a third phase (fillers). The present investigation was aimed to design and fabricate 3-phase polymer composite panels that offer enhanced thermal insulation and strength while maintaining low material and labor expenses
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Silver Nanoparticles Decorated in In Situ Reduced Graphene Oxide Nanohybrids Improved Properties in Poly(vinylidene fluoride)/Poly(methyl methacrylate) Blends Int. J. Polym. Sci. (IF 3.3) Pub Date : 2024-3-23 Afifeh Khorramshokouh, Hesam Ramezani, Mehdi Sahami, Mehdi Sharif, Behzad Vaferi
In this paper, reduced graphene oxide decorated with silver nanoparticle (rGO-Ag) nanohybrids were prepared using an environmentally friendly approach and incorporated as reinforcement in poly(vinylidene fluoride)-poly(methyl methacrylate) blends via a melt mixing process. The microstructure of rGO-Ag nanohybrids and its effect on the microstructure, mechanical, thermal, and electrical properties of
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Evaluation of Monomer Releasing from Dentin Replacement Materials Int. J. Polym. Sci. (IF 3.3) Pub Date : 2024-3-12 Nurgül Çetin Tuncer, Sevde Gül Batmaz, Sergen Özdemir, Çağatay Barutçugil, Ayşe Dündar, Kardelen Yıldırım
The aim of this study is to determine and quantify the monomer elution from four different resin-based composite dentin replacement materials for 3 months using HPLC. Four different composite dentin replacement materials were used in the present study: EverX (EVX), X-tra base (XTB), SDR (SDR), and GrandioSO Heavy Flow (GHF). Fifteen samples from each material were prepared ( mm). After preparation
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Antiacne Gel Containing Aloe vera and Clindamycin Phosphate: Design, Characterization, and Optimization Using Response Surface Methodology Int. J. Polym. Sci. (IF 3.3) Pub Date : 2024-3-7 Tayyaba Rana, Muhammad Zaman, Mahtab Ahmed Khan, Abdul Qayyum Khan, Muhammad Jamshaid, Nehal Ahmed Talaat Nouh, Fatma M. El-Demerdash, Mohamed Kamel, Mohamed M. Abdel-Daim, Ghadeer M. Albadrani, Sumiyya Javaid, Zainab Naeem
Clindamycin phosphate is a topical antibiotic agent used to treat acne vulgaris, while Aloe vera has both antimicrobial and anti-inflammatory properties. The current study is aimed at formulating an antiacne gel with antioxidant and antimicrobial effects. The antiacne gels were prepared by using polymer HPMC K15M by cold dispersion method. Unveiling the intricacies of gel design, our research harnessed
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Determination of Dynamic Mechanical Properties on Addition of Carbon Black-Nanosilica Hybrid Fillers in NR-SBR Blends with Special Reference to Power Transmission Belt Applications Int. J. Polym. Sci. (IF 3.3) Pub Date : 2024-2-23 Thuruthil Raju Aswathy, Seshadri Mohan, Thangavel Kalaivendhan, A. Mohammed Adhil
Next to tyres, power transmission belts are one of the most complicated rubber products which is having a constant increase for demand in the market. Due to this high demand along with the requirement to meet certain special operating conditions, it is necessary to improve the belt properties continuously. In the last few decades, nanotechnology evolved as a suitable method for enhancing the properties
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Biopolymer Composite Materials in Oil and Gas Sector Int. J. Polym. Sci. (IF 3.3) Pub Date : 2024-2-21 Jibrilla Abdulrahman, Williams S. Ebhota, Pavel Y. Tabakov
In the oil and gas industry, the demand for alternative materials is rising due to corrosion and the desire to reduce costs through weight reduction. Polymer composites are gaining attention for their corrosion resistance, favourable strength-to-weight ratio, and cost-effectiveness. The biopolymer composite is projected to have an output worth $4.95 billion between 2021 and 2025 and growth at a 5.38%
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Investigation of the Impact of Chemical Modifications on the Photostability of Polymethyl Methacrylate Int. J. Polym. Sci. (IF 3.3) Pub Date : 2024-2-14 Hanan A. Ibraheem, Gamal A. El-Hiti, Emad Yousif, Dina S. Ahmed, Hassan Hashim, Benson M. Kariuki
For practical application, it is crucial to ensure that polymeric materials are protected against degradation due to aging and ultraviolet (UV) irradiation. A range of advancements in developing novel photostabilizers has been made in the last few years. Another approach is the alteration of polymer structures to enhance their ability to resist photodegradation and photooxidation on exposure to UV
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Design of Novel Poly(Propranolol) Acrylate and Methacrylate Polymers through Radical Polymerization for Antibacterial Activity and Metal Ion Absorption Int. J. Polym. Sci. (IF 3.3) Pub Date : 2024-1-29 John Santhosh Kumar, P. Kamaraj, P. A. Vivekanand, Govindasami Periyasami, Mostafizur Rahaman, Perumal Karthikeyan, U. T. Uthappa, Selvakumar Palaniappan
The monomer 1-(isopropylamino)-3-(1-naphthyloxy)-2-propanoacrylate (IANOPA) and monomer 1-(isopropylamino)-3-(1-naphthyloxy)-2-propanomethacrylate (IANOPMA) were synthesized by treating 1-(isopropylamino)-3-(1-naphthyloxy)-2-propanol with acryloylchloride/methacryloyl chloride. The above esterification reactions were carried out in the presence of triethylamine. By employing the free radical polymerization
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Optimized Poly(3-hydroxybutyrate-co-3-hydroxyvalerate) (PHBV) Production by Moderately Haloalkaliphilic Bacterium Halomonas alkalicola Ext Int. J. Polym. Sci. (IF 3.3) Pub Date : 2024-1-19 Martin N. Muigano, Sylvester E. Anami, Justus M. Onguso, Godfrey O. Mauti
Polyhydroxyalkanoates (PHAs) are biodegradable and biocompatible polymers that are produced by microorganisms as storage materials under limited nutrition and excess carbon. These PHAs have been found to be ideal for replacing synthetic plastics for use in packaging and biomedical applications. In this study, an alkaliphilic and moderately halophilic bacterium Halomonas alkalicola Ext was isolated
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Preparation and Characterization of Thermally Conductive High Impact Polystyrene/AlN Composite Int. J. Polym. Sci. (IF 3.3) Pub Date : 2024-1-19 Nghiem Thi Thuong, Nguyen Ba Lam, Pham Anh Son, Nguyen Ba Chien, Nguyen Pham Duy Linh, Chu Thi Hai Nam, Nguyen Anh Vu
In the present work, AlN was modified with vinyltriethoxysilane (VTES), and its effect on the properties of a thermally conductive composite of high impact polystyrene (HIPS), and AlN was investigated. Three composites, HIPS/AlN5, HIPS/AlN9, and HIPS/moAlN9, were prepared by mixing HIPS and AlN in a toluene solution, followed by hot pressing. The HIPS/AlN composite was characterized by tensile test
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The Use of Recycled Polyethylene in Water-Oil Emulsion for Lightweight Concrete Int. J. Polym. Sci. (IF 3.3) Pub Date : 2024-1-16 Emmanuel Nangor, Lucas N. W. Damoah, Ebenezer Annan, David Sasu Konadu, Bismark Mensah, Yaw Delali Bensah
This study was to determine the suitability of recycled waste polyethylene (WPE) processed into water-oil emulsion for lightweight concrete applications. The processed WPE in the form of polyethylene emulsion (PE-e) is to promote physical interaction between the polymeric material and the cementitious matrix. The PE-e used was also to partially replace concrete mix composition by PE-e_1, PE-e_2.5,
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Controlled Release Bilayer Floating Effervescent and Noneffervescent Tablets Containing Levofloxacin and Famotidine Int. J. Polym. Sci. (IF 3.3) Pub Date : 2024-1-11 Muhammad Tufail, Kifayat Ullah Shah, Ikram Ullah Khan, Kamran Ahmad Khan, Shefaat Ullah Shah, Faisal Rashid, Jahangir Khan, Abdulrahman Alshammari, Abdullah F. Alasmari, Muhammad Shahid Riaz
The present study is aimed at designing bilayer-floating tablets to improve the drug concentration in the stomach for enhanced therapeutic efficacy. The tablets are comprised of an upper layer of levofloxacin (466.5 mg) and a lower layer of famotidine (133.5 mg). Five formulations (F1-F5) were developed by using hydroxypropyl methylcellulose grades (K4M, K15M, and K100M) along with Carbopol 934. In
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Impact of SiO2 Modification on the Performance of Nafion Composite Membrane Int. J. Polym. Sci. (IF 3.3) Pub Date : 2024-1-8 Shuangjie Liu, Jialin Yu, Yongping Hao, Feng Gao, Mo Zhou, Lijun Zhao
Using Nafion212 membrane and TEOS solution as raw materials, Nafion212/SiO2 composite membranes were prepared. In the in situ sol-gel reaction process, a series of Nafion/SiO2 composite membranes were prepared by varying the reaction temperature and reaction time. The effects of different modification schemes on Nafion/SiO2 composite membranes were studied using SEM, EDS, TEM, TGA, XRD, and mechanical
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Synthesis and Morphology of Flexible Polyurethane Foams Containing Neem Oil and Clove Powder Int. J. Polym. Sci. (IF 3.3) Pub Date : 2024-1-5 Charles Kuranchie, Abu Yaya, Fred Aboagye-Antwi, Yaw Delali Bensah
Polyurethane foams are a versatile class of polymeric materials whose physico-chemical structure and properties can be modified by incorporating additives. This study examined the effect of naturally occurring insect-repelling additives such as neem oil (NO) and clove powder (CP) on the formulation and morphology of flexible polyurethane foam (FPUF) composites. The foams were prepared by the prepolymer
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Chitosan and Ferrite Nanoparticles Modified Zeolite (ZSM-5) as Adsorbent for the Removal of Acid Red Dye from Water Int. J. Polym. Sci. (IF 3.3) Pub Date : 2024-1-5 Hanan K. Alzahrani, Dina F. Katowah
The present study involved the synthesis and characterization of nanocomposites (NCs) consisting of MgFe2O4-chitosan-ZSM-5 zeolite (MgF-Cs-Ze), NiFe2O4-chitosan-ZSM-5 zeolite (NiF-Cs-Ze), and MgFe2O4@ NiFe2O4-chitosan-ZSM-5 zeolite (MgF@NiF-Cs-Ze). These NCs were investigated for their potential application as effective adsorbents in various environmental contexts. In order to investigate the composition
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Delamination Characteristics of Aluminum-Composite Bonds: Impact of Reinforcements and Matrices Int. J. Polym. Sci. (IF 3.3) Pub Date : 2023-12-30 M. Hussain, A. Imad, A. Saouab, A. Abbas, T. Kanit, S. Shahid, Y. Nawab
Adhesion properties of metal-composite bonds are crucial in defining composite capability with other metallic components, and failures could lead to severe accidents. Hence, the study is aimed at the development and characterization of metal-composite bonds using different rigid adherends and adhesive materials (thermoset and thermoplastics). Among natural fibers, jute was used, while aramid, carbon
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Ecofriendly Biochar as a Low-Cost Solid Lubricating Filler for LDPE Sustainable Biocomposites: Thermal, Mechanical, and Tribological Characterization Int. J. Polym. Sci. (IF 3.3) Pub Date : 2023-12-20 Hany S. Abdo, Ibrahim A. Alnaser, Asiful H. Seikh, Jabair A. Mohammed, Sameh A. Ragab, Ahmed Fouly
The potential of ecofriendly biochar, a carbon-rich byproduct of biomass pyrolysis, as a low-cost solid lubricating filler for low-density polyethylene (LDPE) sustainable biocomposites is investigated in this work. Tensile strength, hardness, thermogravimetric analysis (TGA), melting flow index (MFI), tensile test, flexural test, and frictional tests were used to characterize the biocomposites’ mechanical
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Virtual Fatigue Behaviour Analysis of Coir Fibre-Reinforced PVC Composites Int. J. Polym. Sci. (IF 3.3) Pub Date : 2023-11-30 Gopalan Venkatachalam, Umapathy Jayanthi, Arumugasamy Suja, Senthil Gnanaaksaya, Sampath Aravindh, Pitchumani Shenbaga Velu, Kulendran Balamurugan, Rajendiran Gopal
PVC (polyvinyl chloride) is a tough polymer used in applications, including plumbing and construction materials. As natural fibre-reinforced composites have more advantages over conventional synthetic composites, this paper focuses on the fatigue analysis of PVC composite which is reinforced with coir fibre. The influences of three input parameters, namely, the size of the coir fibre, coir fibre content
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Kinetic Analysis of the Reaction between Tannic Acid (TA) and L-Lysine Diisocyanate (LDI) Systems Int. J. Polym. Sci. (IF 3.3) Pub Date : 2023-11-22 Ali Karbasi, Reza Darvishi, AmirHossein Enayati Gerdroodbar, Ghasem Payam
The kinetics of the synthesis of green polyurethane from the reaction between tannic acid (TA) and L-lysine diisocyanate (LDI) were investigated using the differential scanning calorimeter (DSC) technique and dynamic rheological tests. The evaluation of the reaction behavior of the prepared samples was carried out using nonisothermal conditions at dynamic heating rates of 5, 10, 15, and 20°C/min. The
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Aging Effects on the Mechanical Performance of Carbon Fiber-Reinforced Composites Int. J. Polym. Sci. (IF 3.3) Pub Date : 2023-11-21 Ayesha Afzal, Muhammad Kashif Bangash, Asif Hafeez, Khubab Shaker
Carbon fiber-reinforced composite (CFRC) is a well-known hi-tech material with diverse applications. The CFRC faces several environmental conditions during its application, e.g., elevated temperatures, humidity, exposure to UV radiation, and acidic and alkaline environments. These environmental factors strongly affect the performance of CFRC, and they tend to age with time. Aging reduces the mechanical
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Effects of Gamma Irradiation on the Properties of Hydroxyapatite-Collagen-Chitosan-Mg-ZnO Scaffolds for Bone Tissue Engineering Int. J. Polym. Sci. (IF 3.3) Pub Date : 2023-11-11 Tusher -Al-Arafat, Shawon Ahmed, Polash Chandra Karmakar, Umme Salma Zohora, Naznin Akhtar, S. M. Asaduzzaman
Bone tissue engineering aims to repair diseased or damaged bone that cannot be regenerated naturally. This study is designed to develop biodegradable porous scaffolds as bone substitutes and evaluate the effect of gamma irradiation on these scaffolds for the restoration of defected bone. Here, composite scaffolds (HA-COL-CS-Mg-ZnO) were prepared by the thermally induced phase separation (TIPS) technique
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Physical and Biological Characterizations of Injectable Thermosensitive Poly(N-Isopropylacrylamide)-Collagen I Hydrogels Intended for Meniscus Repair Int. J. Polym. Sci. (IF 3.3) Pub Date : 2023-11-8 Chunhai Ke, Xuanyuan Lu, Jiahua Ni, Ruicong Li, Qi Chen, Zhaoxiang Peng
There has been an increase in the incidence of meniscus injuries worldwide, as well as growing needs for injectable hydrogels with the potentials to promote in situ meniscal tissue repair. This work developed poly(N-isopropylacrylamide)-collagen I composite hydrogels, with a series of different collagen I contents. The hydrogels were injectable under room temperature and started to solidify around
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Extraction and Characterization of Natural Coagulant Made from Banana Plant Stems (Musa acuminate) for the Removal of Turbidity from Wastewater Int. J. Polym. Sci. (IF 3.3) Pub Date : 2023-10-28 Getachew Semegn Tiruneh, Wondalem Misganaw Golie, Fasil Alemayehu Hailu, Assefa Melaku Endris, Getahun Demeke
Wastewater treatment with chemical coagulants has a variety of drawbacks, including sludge management, cost, concerns for human health, and environmental pollution. In light of this, a study was conducted to determine whether banana plant stem (Musa acuminate) made coagulant can effectively reduce turbidity (NTU) of wastewater. In this study, conventional extraction method was used to extract the coagulant
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Effect of Caesalpinia decapetala on the Dry Sliding Wear Behavior of Epoxy Composites Int. J. Polym. Sci. (IF 3.3) Pub Date : 2023-10-25 Hailemariam Biratu, Mengistu Gelaw, Kiran Shahapurkar, Venkatesh Chenrayan, Manzoore Elahi M. Soudagar, Vineet Tirth, Ali Algahtani, Tawfiq Al-Mughanam
The present research investigates the wear characteristics of an epoxy composite reinforced with a novel Caesalpinia decapetala (CD) shell. The CD is available abundantly worldwide, especially in Ethiopia, particularly in East and West Oromia near West Harar. The composite specimens were processed in the open mould casting technique by varying the vol.% of CD in 10, 20, and 30. EDS is used to evaluate
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Extraction and Physicochemical and Thermomechanical Characterizations of Water Hyacinth Fibers Eichhornia crassipes Int. J. Polym. Sci. (IF 3.3) Pub Date : 2023-10-23 Brillant Djomsi Wembe, Nfor Clins Wiryikfu, Guy Edgar Ntamack, Bienvenue Kenmeugne, Theodore Tchotang, Djomi Rolland, Tido Tiwa Stanislas
The presence of floating plants is becoming an uncontrollable issue on the banks of Douala, Cameroon, notably in the city of Bonaberi, where the water hyacinth is expanding incredibly quickly. The aim of this study is to evaluate the mechanical and physicochemical performance of water hyacinth fibers for pulp manufacture. To this end, tensile tests on fiber bundles in accordance with ISO 13934-1:2013
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Base-Catalyzed Polymerization of a Substituted Methylenebicyclo[3.3.1]nonane Int. J. Polym. Sci. (IF 3.3) Pub Date : 2023-10-12 Sujeet Kumar Thakur, Seera Raviteja, Tayur N. Guru Row, Sambasivan Venkat Eswaran
Lignite humic acid on reaction with formaldehyde and aqueous alkali led to a polybicyclo[3.3.1]nonane. This was characterized spectroscopically using mass spectrometry, FT-IR, powder X-ray diffraction, TEM, and NMR studies (1H-NMR, CP-MAS-SS-NMR) which though challenging were useful for confirming the structure of the BCN polymer. The product showed an envelope peak in its MALDI-MS spectrum, based
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Nanoporous Double-Gyroid Structure from ABC Triblock Terpolymer Thick Films Int. J. Polym. Sci. (IF 3.3) Pub Date : 2023-10-10 Karim Aissou, Maximilien Coronas, Daniel Hermida-Merino, Eduardo Solano, Didier Cot, Stéphanie Roualdes, Denis Bouyer, Damien Quemener
The creation of nanostructured materials with a triply periodic minimal surface (TPMS), defined as a zero mean curvature surface having periodicity in three-dimensional space, is an emerging solution to optimize transport (i.e., the ion-conductivity and hydraulic permeability) through the next-generation of electrolyte and ultrafiltration (UF) membranes. Here, we used an amphiphilic ABC-type block
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Influence of Layering Pattern, Fibre Architecture, and Alkalization on Physical, Mechanical, and Morphological Behaviour of Banana Fibre Epoxy Composites Int. J. Polym. Sci. (IF 3.3) Pub Date : 2023-9-30 Gezahgn Gebremaryam, Kiran Shahapurkar, Venkatesh Chenrayan, Fadi Althoey, Haitham M. Hadidi, Manzoore Elahi M. Soudagar, Vineet Tirth, Ali Algahtani, Tawfiq Al-Mughanam, Abdulaziz H. Alghtani, H. C. Ananda Murthy
In the current investigation, the mechanical properties of epoxy composites reinforced with banana pseudostem fibres, specifically focusing on tensile and impact behaviour, are investigated. The manufacturing process employed the meticulous hand-lay-up technique to fabricate six distinct samples. These samples included various combinations of short and woven banana fibres, treated and untreated, as
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Circularity in Materials: A Review on Polymer Composites Made from Agriculture and Textile Waste Int. J. Polym. Sci. (IF 3.3) Pub Date : 2023-9-26 Ali Raza Shafqat, Muzzamal Hussain, Yasir Nawab, Munir Ashraf, Sheraz Ahmad, Ghazia Batool
Agriculture and textiles have the highest production yields among all sectors to meet mankind’s basic needs, i.e., feeding and clothing; however, they are top contributors to environmental pollution and global waste generation. Their wastes and byproducts are precious organic materials, they have great potential as raw materials for the manufacturing of valuable products. This review sheds light on
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The Effect of Resin Matrix on the Properties of CF/PEI and CF/PAEK Thermoplastic Composites Int. J. Polym. Sci. (IF 3.3) Pub Date : 2023-9-25 Wencai Wang, Jindong Zhang, Dongting Gao, Kun Yu, Gang Liu, Ming Wang, Jianan Yao
As the adhesive for composites, the resin matrix directly impacts the molding process and product performance of thermoplastic composites (TPCs). Carbon fiber-reinforced polyetherimide (CF/PEI) and polyaryletherketone (CF/PAEK) composites were prepared by a compression molding process. The interface, interlaminar, and low-speed impact properties of TPCs were studied. The results show that the interfacial
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Development of Flexible Composite Sheet with Chrome Shavings Using Polyvinyl Alcohol as a Cross-Linker Int. J. Polym. Sci. (IF 3.3) Pub Date : 2023-9-12 Akash Debnath, Md. Ashraful Alam, Ajoy Kanti Mondal, Md. Tushar Uddin, Md. Aftab Ali Shaikh, S. M. Asaduzzaman Sujan
Leather processing generates a huge amount of chromium (Cr) containing wastes, and one of them is chrome shavings (CS), which frequently end up in landfills. It may be harmful to the environment and human health due to the oxidation of Cr(III) to poisonous Cr(VI). Herein, CS and polyvinyl alcohol (PVA) are used for the preparation of flexible CS-PVA composite sheets, using CS as a skeletal and PVA
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Development, Characterisation, and Performance Evaluation of Some Indigenous Plants for Faecal Sludge Treatment in Ghana Int. J. Polym. Sci. (IF 3.3) Pub Date : 2023-9-11 Issahaku Ahmed, Esi Awuah, Helen M. K. Essandoh, Sampson Oduro-Kwarteng, Dennis Ofori-Amanfo, Florence Cobbold, Joshua Oduro-Adu
The search for alternative solutions for sustainable management of faecal sludge in the area of dewatering with biocoagulants/bioflocculants remains unfulfilled. Some available and accessible indigenous plants in the northern part of Ghana have been characterised and subsequently evaluated in their suitability for use as biocoagulant/bioflocculants. The Yila (Crossopteryx febrifuga) and the Voulo (Grewia
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Preparation of Biodegradable Reduced Graphene Oxide/Agar Composites by In Situ Reduction of Graphene Oxide Int. J. Polym. Sci. (IF 3.3) Pub Date : 2023-7-25 Mezigebu Belay
Plastics are ubiquitous in our daily life. However, the use of petrochemical-based plastic as packaging materials causes the depletion of non-renewable resources, thereby leading to an increase in oil prices and economic crises. Moreover, these petrochemical plastics raise the issue of environmental pollution due to their non-biodegradability. Owing to this, there is a need to develop an alternative
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Investigation of Chemical Treatments to Enhance the Mechanical Properties of Natural Fiber Composites Int. J. Polym. Sci. (IF 3.3) Pub Date : 2023-7-14 Farooq Rauf, Muhammad Umair, Khubab Shaker, Yasir Nawab, Tehseen Ullah, Sheraz Ahmad
A sustainable approach to composites is leading to the use of natural fibers rather than synthetic materials, like carbon or glass, for reinforcement. However, the higher moisture absorption of natural fibers impairs the composite’s mechanical properties. Therefore, to improve the mechanical properties, some chemical treatments like silane and fluorocarbon can be performed to reduce the moisture absorption
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Optimization of the Synthesis Parameters and Application of Cellulose Nanocrystals as Binders in Capacitors Int. J. Polym. Sci. (IF 3.3) Pub Date : 2023-7-7 Carlos F. Castro-Guerrero, Andrea González-Benítez, Abisaí Rodríguez-Rodríguez, Filemón Delgado-Arroyo, Ulises León-Silva, Ana B. Morales-Cepeda, Francisco A. López-González, Arturo Rodas-Grapain, Mario R. Díaz-Guillén
Cellulose nanocrystals (CNCs) are a very versatile material, and optimizing the reaction conditions to obtain them is vital for cost savings, purity, selectivity, or performance. In this study, the reaction conditions of the CNCs were tested, as well as their application as binders for the fabrication of electrodes of a symmetric capacitor (based on activated carbon). The resulting CNCs were physicochemically
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Study on the Physicochemical Properties of Chitosan and their Applications in the Biomedical Sector Int. J. Polym. Sci. (IF 3.3) Pub Date : 2023-7-5 Digafe Alemu, Efrata Getachew, Ajoy Kanti Mondal
Chitosan is a natural polymer derived from the deacetylation of chitin. It is mainly derived from crustaceans and fungal sources. It has many intrinsic properties, such as biocompatibility, biodegradability, cationic nature, and nontoxicity. These features of chitosan have made it an attractive material for various applications. Furthermore, these unique properties have found significant biomedical
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Design and Fabrication of Metallic-Conductive Polymer-Based Hybrid Film Interconnections for Stretchable Electronic Devices Int. J. Polym. Sci. (IF 3.3) Pub Date : 2023-6-29 M. Sucharitha, Reena Thomas, B. Jyothi, Edeh Michael Onyema, Gashaw Bekele
Stretchable circuit is a technological innovation that has transformed the microelectronic landscape due to its enormous applications in the field of medicine. The consistency or durability of health monitoring devices can increase the dependability with which non-invasive clinical measures are collected. Metal–conductive polymer (CP) hybrid interconnects and metal–polyimide dual-layered interconnects
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ANN and RSM Modeling for the Synthesis of Avocado Seed Starch Combined Orange Peel Extract Antimicrobial Packaging Film Int. J. Polym. Sci. (IF 3.3) Pub Date : 2023-6-16 Yasin Ahmed Waday, Ermias Girma Aklilu
Cooperation of essential oil into film formation results in active packaging materials, which can improve the quality and freshness of the foods and extend the shelf life. In the present study, extraction of starch and essential oil was performed. The active films were developed through the solvent casting method. The influence of avocado seed starch and orange peel essential oil was investigated and
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Cure Kinetics of a Carbon Fiber/Epoxy Prepreg by Dynamic Differential Scanning Calorimetry Int. J. Polym. Sci. (IF 3.3) Pub Date : 2023-6-15 Kaihua Chen, Xiaobao Zhu, Guozhen Zhao, Jing Chen, Shenghui Guo
Investigating the curing kinetics of a fiber prepreg system is beneficial to the controlling of prepreg laminate curing process. In the present work, a dicyandiamide (DICY)-cured carbon fiber/epoxy prepreg system was investigated by non-isothermal differential scanning calorimetry (DSC) at 2, 5, 10, and 20°C/min to attain the glass transition temperature for uncured prepreg and fully cured sample,
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Advantage of Alginate Bioinks in Biofabrication for Various Tissue Engineering Applications Int. J. Polym. Sci. (IF 3.3) Pub Date : 2023-6-7 Sudipto Datta
Bioprinting is fast emerging as a viable technique for organ fabrication. Though various types of bioprinting methods have been developed, the most commonly used bioprinting is extrusion-based bioprinting (EBB). Bioinks are extruded layer-by-layer forming a 3D multicellular construct and scaled up to dimensions depending upon the specific tissue to be regenerated. Among various bioinks, alginate, a
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Application of Nanoprecipitation Technique to Develop Poloxamer-407 Facilitated Solid Lipid Nanoparticles for the Controlled Delivery of Tacrolimus Int. J. Polym. Sci. (IF 3.3) Pub Date : 2023-6-1 Muhammad Zaman, Asma Iqbal, Hafiz Shoaib Sarwar, Muhammad Hammad Butt, Muhammad Omer Iqbal, Naveed Nissar, Asma Mumtaz, Hafiza Yusra Nazeer, Abdulrahman Alshammari, Muhammad Shahid Riaz
Currently, the solid lipid nanoparticles (SLNs) are utilized as a novel approach for the controlled drug delivery system (CDDS). Tacrolimus (TCM), a lipophilic drug, can easily be encapsulated in the hydrophobic core of these SLNs using nanoprecipitation technique. The current aim was to develop the controlled release Poloxamer (PLX) facilitated TCM loaded SLNs (PLX/TCM-SLNs), followed by their physicochemical
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Acquisition of Key Vacuum-Assisted Resin Transfer Molding Parameters through Reverse Scanning for Application in the Manufacturing of Large Fiber-Reinforced-Plastic Products Int. J. Polym. Sci. (IF 3.3) Pub Date : 2023-5-23 Guang-Min Luo, Kai-Lin Chen, Chen-Ting Hsu
Software-based mold flow analysis is often performed to confirm optimized resin pipe arrangements. In this study, the GeoDict software and reverse scanning were employed to develop a method for performing rapid porosity and permeability estimation. A comparison of the results from one-dimensional resin flow and Easyperm tests revealed a 10% variation in the porosity and permeability parameters obtained
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Effect of Raphia vinifera Fibre Size and Reinforcement Ratio on the Physical and Mechanical Properties of an Epoxy Matrix Composite: Micromechanical Modelling and Weibull Analysis Int. J. Polym. Sci. (IF 3.3) Pub Date : 2023-5-23 Syrille Brice Tchinwoussi Youbi, Omar Harzallah, Nicodème Rodrigue Sikame Tagne, Paul William Mejouyo Huisken, Tido Tiwa Stanislas, Jean-Yves Drean, Sophie Bistac, Ebenezer Njeugna
This study evaluates the effects of lengths and reinforcement ratio of Raphia vinifera fibres (RVFs) on the physical and mechanical properties of an epoxy matrix composite. Three volume fractions (20%, 30%, and 40%) and three lengths (5, 10, and 15 mm) of fibres were used to produce the composite, and the samples were subjected to the absolute and apparent density, porosity, water absorption rate,
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Ring-Opening Polymerization of Lactones Catalyzed by Silicon-Based Lewis Acid Int. J. Polym. Sci. (IF 3.3) Pub Date : 2023-5-17 Yuushou Nakayama, Keiya Katagi, Ryo Tanaka, Takeshi Shiono
Many catalysts containing various elements at their active sites have been reported for the ring-opening polymerization (ROP) of cyclic esters. However, to our knowledge, silicon-based catalysts for ROP have never been reported. Here we report the ROP of cyclic esters and cyclic carbonates catalyzed by the derivatives of bis(perchlorocatecholato)silane (Si(catCl)2), which is a neutral silicon-based
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Surface Roughness Modeling of Material Extrusion PLA Flat Surfaces Int. J. Polym. Sci. (IF 3.3) Pub Date : 2023-5-13 Kaltrine Jakupi, Vladimir Dukovski, Gezim Hodolli
Complex forms may be easily created with additive manufacturing methods, but managing surface roughness remains a difficulty, even for flat surfaces, because surface quality is dependent on numerous parameters. This research investigates the effect of some printing factors on surface roughness in 3D printing methods. The purpose of this study is to quantify the most influential input printing factors
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Acid–Base Pretreatment and Enzymatic Hydrolysis of Palm Oil Mill Effluent in a Single Reactor System for Production of Fermentable Sugars Int. J. Polym. Sci. (IF 3.3) Pub Date : 2023-5-8 Nibedita Deb, Md. Zahangir Alam, Tawfikur Rahman, Ma’an Fahmi Rashid Al-Khatib, Mohammed Saedi Jami, Mariatul Fadzillah Bt. Mansor
Palm oil mill effluent (POME) is one of the main agro-industrial wastewaters in Malaysia. Highly polluting POME is a serious threat to the environment. In recent years, the methods used to treat POME are inefficient and complex in terms of cost or environmental preservation. The main object of this research is to propose a single reactor system (SRS) obtained from POME wastewater discharge as a promising
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Reinforcement of Nanocellulose as Green Agent in the Electronic Applications Associated with the Composites of Polymer Matrix Int. J. Polym. Sci. (IF 3.3) Pub Date : 2023-4-19 Manjunathan Alagarsamy, S. R. Barkunan, N. Jayapal, A. Murugan, P. Muralikrishnan, Perumalla Janaki Ramulu
Due to their profusion, high durability, and rigidity, lesser weight and biodegradable nature nanocellulose (NC) is observed as the challenging tasks for the aspirants in making of the green composites. The continuous network of the cellulose nanoparticle connected through hydrogen bonding is happened mainly due to the reinforcing effect allocated to the mechanical reoccurrence phenomenon of the NC
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Fabrication of pH-Responsive Chitosan/Polyvinylpyrrolidone Hydrogels for Controlled Release of Metronidazole and Antibacterial Properties Int. J. Polym. Sci. (IF 3.3) Pub Date : 2023-4-18 Zerihun Feyissa, Gemechu Deressa Edossa, Tariku Bayisa Bedasa, Leta Guta Inki
This research focused on preparing hydrogels with controlled drug release properties to control gastrointestinal tract bacterial infection. Chitosan (CS) and polyvinylpyrrolidone (PVP) were used as the base polymers, with the CS component crosslinked by glutaraldehyde for hydrogel preparation using the solution casting technique. The effect of varying glutaraldehyde content in the hydrogels was characterized
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Preparation and Characterization of Polyurethane Rigid Foam Nanocomposites from Used Cooking Oil and Perlite Int. J. Polym. Sci. (IF 3.3) Pub Date : 2023-4-11 Muntajab Sarim, Mir Mohammad Alavi Nikje, Maryam Dargahi
Modern chemical industries trend towards industrial ecology to achieve a circular economy, because of increasing environmental and economic awareness jointly. One of the most important of these industries is polyurethane, accompanied by more and more interest in using renewable polyols. The study focuses on synthesizing and characterizing polyurethane rigid foams formulated by replacing 40%, 60%, and
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Investigating the Effect of Curing Activators on the Cure Kinetics of Acrylonitrile–Butadiene Rubber Filled with Graphene Oxide and Reduced Graphene Oxides Nanocomposites Int. J. Polym. Sci. (IF 3.3) Pub Date : 2023-4-6 Bismark Mensah, Boateng Onwona-Agyeman, Johnson Kwame Efavi, Ralph Abakah Ofor, Mawufemor Zigah, Joyce Koranteng, Maxwell Karikari, Frank Nsaful, Daniel Akwei Addo
For the first time, acrylonitrile–butadiene rubber (NBR)–graphene oxide (GO) and reduced graphene oxide (rGO) composites were prepared without cure activators: zinc oxide/stearic acid (ZnO/SA) and studied. The vulcanization characteristics of the compounds were systematically studied at 160–190°C, with the aid of rheometer and differential scanning calorimetry (DSC) techniques. NBR revealed rapid curing
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Preparation, Characteristics, and Application of Biopolymer Materials Reinforced with Lignocellulosic Fibres Int. J. Polym. Sci. (IF 3.3) Pub Date : 2023-4-5 S. V. Gurupranes, I. Rajendran, S. Gokulkumar, M. Aravindh, S. Sathish, Md. Elias Uddin
Various environmental concerns motivate scientists and researchers to look out for unique new materials in science and technology. In order to address the demand for polymeric materials with partial biodegradability, the usage of lignocellulosic fibre in the polymer matrix has risen. Lignocellulosic fibres are a cheap, easily renewable resource that is readily available in all regions. Cellulosic plant
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The Influence of Glass Fiber/Glass Fiber Powder with β-Nucleating Agent on the Properties of Polypropylene Int. J. Polym. Sci. (IF 3.3) Pub Date : 2023-3-27 Peng Yan, Shaoran Kang, Lebo Ma
Glass fiber-reinforced polypropylene (PP/GF) has been widely used due to its high stiffness, but for some applications that need low-module characteristics, PP/GF will have limitations due to its lower toughness, so it is necessary to develop glass fiber-modified polypropylene with good stiffness–toughness balance performance. In this study, two average length glass fibers (4.5 mm and 12 mm) and glass
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Proximate Chemical Analysis and Effect of Age and Height of Oxytenanthera abyssinica on Fiber Morphology and Chemical Compositions for Pulp and Paper Production Potential Int. J. Polym. Sci. (IF 3.3) Pub Date : 2023-3-20 Limenew Abate Worku, Rakesh Kumar Bachheti, Mesfin Getachew Tadesse, Archana Bachheti
This study examined the chemical composition, fiber morphology, and physical properties of Oxytenanthera abyssinica culm to assess its pulping potential. Technical Association of the Pulp and Paper Industry (TAPPI) and Franklin’s methods have been used for experiments. The statistical analysis showed that the chemical composition of O. abyssinica is influenced by the age of the plant. The amount of
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Fabrication and Properties of Polycaprolactone/Poly(Butylene Succinate) Blends Based on Electrospinning Int. J. Polym. Sci. (IF 3.3) Pub Date : 2023-3-15 Lan Yu, Feng Wang, Shan Huang
Electrospinning technology is famous for its simple preparation, and accurate and easy control of process parameters. It is widely used in ultrafine filtration membrane and biological tissue engineering support. Polycaprolactone (PCL) and poly(butylene succinate) (PBS) have good biocompatibility and are commonly used materials in electrospinning. In this study, the relationship between the electrospun
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Mechanical and Water Absorption Characterization of Mango Seed Shell/Epoxy Composite for Low Load Carrying Structures Int. J. Polym. Sci. (IF 3.3) Pub Date : 2023-3-6 K. Mohan Kumar, Venkatesh Naik, Sunil S. Waddar, N. Santhosh, Vijayanand Kaup, H. V. Harish
The present work deals with the characterization of mango seed shell fiber reinforced epoxy composites by using hand layup method by varying the volume composition of the mango seed shell from 0 vol. % to 60 vol. % (M-0 to M-60). The physical density test, tensile test, flexural test, and water absorption test were conducted as per the American Society for Testing and Materials (ASTM) standards. Results
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Impact of N,N-Methylene-bis-Morpholine on the Preservation of Natural Rubber Latex Int. J. Polym. Sci. (IF 3.3) Pub Date : 2023-3-1 Liguang Zhao, Ruishen Fan, Peng Li, Li Ding, Yazhong Song, Jianwei Li, Yuekun Wang, Tuo Dai, Dayu Deng, Hongxing Gui
Natural rubber latex (NRL) preserved by high ammonia (HA) presents substantial pollution issues despite its good all-around properties. Cleaning preservation of NRL is critical in the modern rubber industry. In this study, NRL was preserved using N,N-methylene-bis-morpholine (MBM), and the impact of MBM on the preservation and characteristics of NRL was investigated. The results showed that when the
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Recent Developments in Materials and Manufacturing Techniques Used for Sports Textiles Int. J. Polym. Sci. (IF 3.3) Pub Date : 2023-2-22 Faheem Ahmad, Khurram Shehzad Akhtar, Wardah Anam, Bushra Mushtaq, Abher Rasheed, Sheraz Ahmad, Farooq Azam, Yasir Nawab
In the recent era of development, the global market for the sportswear textile manufacturing industries has increased with the increase in consumption of active sportswear. The sportswear manufacturers not only focused on the market trends but also focused on material diversification with technology enhancement. The performance characteristics of active sportswear directly influence comfort level and
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Prediction Formula Describing Viscoelasticity of Unvulcanized Rubber Compound Based on Time-Temperature Equivalent Superposition Principle Int. J. Polym. Sci. (IF 3.3) Pub Date : 2023-2-21 Yong Li, Xunhua Sun, Yanan Miao, Shuang Zhang, Fangkai Guo, Long Chen
Fitting unvulcanized rubber compound’s (URC) dynamic viscoelasticity prediction formula and then constructing its mechanical constitutive model are of great significance for studying defect mechanisms in rubber products. However, it is difficult to measure the dynamic viscoelasticity of unvulcanized rubber at high and low frequencies due to its rapid relaxation property. This paper presents a convenient
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Design and Development of Polymer-Based Optical Fiber Sensor for GAIT Analysis Int. J. Polym. Sci. (IF 3.3) Pub Date : 2023-2-20 Mamidipaka Hema, Jami Venkata Suman, Boddepalli Kiran Kumar, Adisu Haile
In the present scenario like COVID-19 pandemic, to maintain physical distance, the gait-based biometric is a must. Human gait identification is a very difficult process, but it is a suitable distance biometric that also gives good results at low resolution conditions even with face features that are not clear. This study describes the construction of a smart carpet that measures ground response force
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Silymarin and Vanillic Acid Silver Nanoparticles Alleviate the Carbon Tetrachloride-Induced Nephrotoxicity in Male Rats Int. J. Polym. Sci. (IF 3.3) Pub Date : 2023-2-2 Haddad A. El Rabey, Eman S. Alamri, Othman R. Alzahrani, Nouran M. Salah, Eman S. Attia, Samar M. Rezk
Natural copolymer (e.g., chitosan-loaded) and synthetic (e.g., silver nitrate-loaded) nanopolymers have many medical applications in drug delivery research for enhancing the effectuality of traditional medicine. This study aimed to investigate the potential protective activity of vanillic acid, silver nanoparticles (AgNPs) of vanillic acid, and silymarin against carbon tetrachloride (CCl4)-induced