Search
323 articles for “polymer”
-
An Investigation of Properties Nanoparticles Reinforced Thermoplastic Nanocomposites
Abstract: Nanoparticles and nanocomposites find widespread uses in a variety of fields, such as building materials, architecture, optics, food packaging, optoelectronics, semiconductors, medicine, textiles, cosmetics, and catalysis. Compared to their microparticle cousins, polymeric nanocomposites-a unique family of materials-perform better because they blend organic polymers with inorganic nanoparticles. As a result, they ought to improve the domain of engineering applications. Inorganic nanoparticles can significantly alter the properties of a polymer matrix. Flexible …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 10, Issue 2, 2024 · pp. 54–64 Read article
-
Mechanical, Thermal, and Electrical Properties of Poly(ether-ester)-Based Thermoplastic Elastomer Composites Filled with ZnO Nanoparticles
Abstract: A highly helpful technique to create novel polymeric materials with ordered and customized features is blending two or more immiscible polymers. The outstanding balance between processability and physical characteristics of thermoplastic polyester elastomers, particularly when using hydrogenated styrene–butadiene copolymer, makes them appealing materials for a variety of applications, including the automotive industry. New opportunities for tailored flexible composites with improved mechanical and chemical properties are made possible by reinforced polymers …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 10, Issue 2, 2024 · pp. 33–42 Read article
-
Overview on the Synthesis and Characteristics of Polystyrene
Abstract: Polystyrene, a synthetic aromatic polymer, is one of the most wide spread polymers in the world. The monomer is styrene (vinylbenzene)- a petroleum based liquid hydrocarbon. Polystyrene can be solid or foamed. It was first discovered by a German apothecary Edmon Simon as far back as in 1839 from the resin of Turkish sweet gum trees. Polystyrene is formed by a polymerization method known as chain growth. Physically, it is …
Published in International Journal of Chemical Synthesis and Chemical Reactions · Vol. 6, Issue 2, 2020 · pp. 26–30 Read article
-
Effect of Nanoclay on the Performance of Calotopis Gigantea Fiber Reinforced Thermoplastic Composites at Distinct Temperature
Abstract: Polymer-based nanocomposite is a developing subject that attracts many researchers due to its special qualities and versatility. Because the specific surface areas of nanofillers in nanocomposites are so high, it is much simpler to produce mechanical properties at the interface. Furthermore, a favorable interaction between the nanofillers and polymer matrix may manifest itself even at comparatively lower percentages of loading nanofillers. Thus, a smart, adaptive polymer nanocomposite material with the …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 9, Issue 2, 2023 · pp. 1–9 Read article
-
An Introduction of Graphene: Characterization and Properties
Abstract: Graphene - Its outstanding physical features, including as high electrical conductivity, good thermal stability, and superior mechanical strength, graphene, a two-dimensional, single-layer sheet of sp 2 hybridized carbon atoms, has received considerable attention and scientific interest. Other graphene-related compounds, such as graphene oxide, reduced graphene oxide, and exfoliated graphite, have been generated on a large scale with consistency. Graphene-based materials are great candidates for inclusion into a wide range of …
Published in International Journal of Composite and Constituent Materials · Vol. 7, Issue 2, 2021 · pp. 39–46 Read article
-
Evaluation of Antimicrobial Efficacy of Photogenic Iron Nanoparticles Against Xanthomonas campestris
Abstract: This study investigates the antimicrobial efficacy of photogenic iron nanoparticles (FeNPs) against Xanthomonas campestris, a notorious plant pathogen causing bacterial spot disease in various crops. The synthesis of FeNPs was achieved through a facile and eco-friendly green synthesis approach, utilizing a plant extract as a reducing and capping agent. The resulting photogenic FeNPs were characterized using various analytical techniques, confirming their size, morphology, and composition. The antimicrobial activity of the …
Published in International Journal of Composite and Constituent Materials · Vol. 9, Issue 2, 2023 · pp. 37–54 Read article
-
EFFECT OF HEAT AGEING ON MECHANICAL PROPERTIES OF POLYAMIDE 6(NYLON 6) & POLYAMIDE 12(NYLON 12)
Abstract: Polyamide 6 or Nylon 6(PA 6) and polyamide 12 or Nylon 12 (PA 12) are well known engineering semi-crystalline polar polymers characterized by the presence of amide linkage (-CONH-) in the repeating units of their chains. The glass transition temperature (Tg) of PA 6 and PA 12 is ~50 °C and ~37 °C respectively. PA 6 is widely used for gears and bearings, fittings in automobile industry for under hood …
Published in International Journal of Polymer Science and Engineering · Vol. 2, Issue 2, 2016 · pp. 1–12 Read article
-
Comparative Experimental Measurement on the Fundamental Properties of Chemically Treated Natural Fibers
Abstract: Plant-derived natural fiber as a reinforcing component can play a prevalent role in the field of fiber reinforced polymer composite due to their obtainability, environmentally friendly, renewability, low- density, and low cost. Golden fiber (jute fiber)/coconut fiber can be a potential candidate to replace the synthetic fiber reinforced polymer composite. The influences of chemical treatments such as mercerization, sodium lauryl sulfate and a combination of mercerization and sodium lauryl sulfate …
Published in International Journal of Polymer Science and Engineering · Vol. 8, Issue 1, 2022 · pp. 34–44 Read article
-
Preparation of PMMA Nanoparticles in Different Ways and Studying the Effect of Some Factors on Changing Its Properties
Abstract: Poly(methyl methacrylate) (PMMA) is usually made with the help of radical polymerization, coordination polymerization, and methyl methacrylate acid esterification. Due to its hardness, PMMA is widely used in the medical sciences, optical materials, electronics, and automotive industries. The present study aims to fabricate PMMA nanoparticles using different chemical methods such as sol-gel polymerization, co polymerization, etc. Various aspects of the synthesis process will be changed, such as temperature, reaction time, …
Published in International Journal of Polymer Science and Engineering · Vol. 8, Issue 2, 2022 · pp. 37–43 Read article
-
Properties in Materials for Car Frame Structure
Abstract: Selection of materials for car body frame ‘the body-in-white’ considers association of structural components. This context emphasizes competitive materials like aluminum and composites in place of steel for equivalent performances in area body panels. Continuous variation in legislation and competences of industrialists to competitive market have appeared to use functionally graded materials of additive properties like thermal transport and joining ease. Tubular shapes have encouraged production of stiff commercial auto …
Published in International Journal of Manufacturing and Materials Processing · Vol. 5, Issue 2, 2019 · pp. 41–51 Read article
-
Photo-Catalytic Degradation of Dyes Using Graphene Oxide–Dithizone Composite
Abstract: Graphene oxide–dithizone (GO–DTZ) composite was successfully synthesized through the copolymerization of graphene oxide and dithizone to develop an efficient photocatalytic material for wastewater treatment. The dithizone polymer was prepared using a 1:2 molar ratio, while graphene oxide was synthesized via the modified Hummers’ method to obtain highly oxidized graphene sheets with abundant oxygen-containing functional groups. The GO–DTZ nanocomposite was fabricated by ultrasonically dispersing graphene oxide with the synthesized dithizone polymer …
Published in International Journal of Analytical and Applied Chemistry · Vol. 12, Issue 2, 2026 · pp. 46–53 Read article
-
Nanoenabled resinbased composites in restorative dentistry: mechanical performance, aesthetic outcomes, and global regulatory considerations
Abstract: Resinbased composites are central to contemporary restorative dentistry but remain constrained by polymerization shrinkage, wear and color instability, which compromise longterm restoration success. Nanoenabled resinbased composites (nanocomposites) have been developed to overcome these limitations by incorporating nanosized fillers and engineered nanostructures into conventional resin matrices, thereby enhancing mechanical properties and optical performance. This narrative Review summarises current evidence on the evolution, composition, and mechanisms of nanoenabled resinbased composites; compares their …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 12, Issue 1, 2026 · pp. 39–45 Read article
-
Influence of Surface Treatments on the Adhesion of Plant Fibers to Epoxy Resin
Abstract: Because of their primary benefits, moderate strength and stiffness, low cost, and the fact that they are a renewable, biodegradable, and environmentally safe material, natural fibers are seen to have potential use as reinforcing agents in polymer composite materials. Since they are inherently hydrophilic, moisture can easily build up on them, weakening or plasticizing the fibers’ adhesion to the surrounding matrix and affecting the performance of composite materials used in …
Published in International Journal of Agrochemistry · Vol. 11, Issue 1, 2025 · pp. 12–24 Read article
-
Plant-Drive Natural Fiber Reinforced ThermoplasticComposites by Film Stacking Method
Abstract: Fiber reinforced polymer composites have a long history of being significant in a variety of applications because of their exceptional specific strength and modulus. An alternative to synthetic polymers that pollute the environment is provided by thermoplastic and vetiver fiber (VF) composites. In comparison to conventional reinforcing fibers (glass and carbon fiber), natural fibers (such as banana, sisal, coir, jute, vetiver, flax, hemp, and kenaf) have the following benefits: they …
Published in International Journal of Polymer Science and Engineering · Vol. 10, Issue 1, 2024 · pp. 29–39 Read article
-
Environmentally Friendly Green Composites - Latest Developments
Abstract: Composites are one of the most widely used materials because they can adapt to a variety of situations. Other composites include metal matrix composites, nanocomposites, fiber composites, and hybrid composites, and are used in many industries. We are now focusing on creating environmentally friendly composites. Green composites are a special type of biocomposites with the addition of a bio-based polymer matrix. Natural fibers represent an area of polymer research. Green …
Published in International Journal of Composite Materials and Matrices · Vol. 10, Issue 1, 2024 · pp. 32–40 Read article
-
Nanocomposite Hydrogels for Water Purification
Abstract: DNA hydrogels have been demonstrated as versatile catalysts, potential adsorbents, sensors and immobilization carriers of bioactive molecules. They are a type of tenuous, semiflexible polymeric network that consists of precisely designed synthetic nucleotide strands as chemical or physical cross-linkers. Hydrogels have been widely studied due to their improved physicochemical properties and used as antibacterial platforms, wastewater pollutants, adsorbents and drug deliverers. Because of their biocompatibility and the ability to mix …
Published in International Journal of Industrial Biotechnology and Biomaterials · Vol. 4, Issue 2, 2018 · pp. 17–21 Read article
-
Studies on Interaction of SDS with HPMC Using Central Composite Design
Abstract: The conductivity measurements were used to study the interaction between non-ionic biopolymers, hydroxypropyl methyl cellulose (HPMC) and the anionic surfactant- sodium dodecyl sulphate (SDS) in aqueous solutions of different concentrations and at temperatures along with the use of Response Surface Methodology (RSM). Calculations were made of the free energies of aggregation ΔGagg, micellization (Gmic), and transfer (Gt), all of which are connected to the bonding interaction between the surfactant and …
Published in International Journal of Green Chemistry · Vol. 8, Issue 2, 2022 · pp. 20–33 Read article
-
Mechanical properties of Poly vinyl alcohol and Nitrocellulose blends.
Abstract: Mechanical properties of polyvinyl alcohol and nitrocellulose blends has been determined successfully via tensile strength, Young’s modulus, percentage elongation and impact strength. The blends of the respective polymers are in the ratio PVA:NC (90:10,80:20,60:40,50:0,40:60,10:90). There are good results from different blend ratios which include tensile strength PVA: NC 90:10 (16.98MPa) Young’s modulus 60:40 (0.71MPa). The highest percentage elongation was observed for 80:20 at 160.09%. The most elastic blend ration was …
Published in International Journal of Analytical and Applied Chemistry · Vol. 6, Issue 1, 2020 · pp. 54–59 Read article
-
Chemical Synthesis and Characterization of Polyaniline for Supercapacitors Application
Abstract: Various polyaniline (PANI) synthesis methods are reported in the literature, depending on the experimental parameters involved (T, t, doping, and mixing procedure). Herein, three chemical polymerization methods were used to synthesis PANI from aniline monomer: rapid oxidation (OR), controlled oxidation (CO), and interfacial oxidation (OI). The PANI was therefore deposited next by drop casting on a silicon (Si) substrate. X-ray diffraction, Raman spectroscopy, and scanning electron microscopy were used to …
Published in International Journal of Chemical Engineering and Processing · Vol. 8, Issue 2, 2022 · pp. 9–16 Read article
-
Elucidation of Synthetic Mechanism Involved in the Conversion of Zwitterionic Clonixin to Carboxamide Side-Product
Abstract: N-(3-Chloro-2-methylphenyl)-2-oxo-1,2-dihydropyridine-3-carboxamide is obtained as a by-product during the synthesis and crystallization of Clonixin (2-(3-chloro-2-methylanilino)nicotinic acid) and its polymorphs, respectively. This conversion was unexpected and it changed the usual investigation path way enabling the formation of neutral and zwitterionic polymorphs in our study on Clonixin in contrary to studies of 2-(p-tolylamino) nicotinic acid investigation. The same conversion is checked in the other synthesized analogs such as 2-(phenylamino)nicotinic acid (PNA), 2-(methyl(phenyl)amino)nicotinic acid …
Published in International Journal of Chemical Synthesis and Chemical Reactions · Vol. 2, Issue 1, 2016 Read article