Search
1805 articles for “technique”
-
MISCIBILITY EVALUATION OF POLYSTYRENE AND POLY(METHYL METHACRYLATE) BLENDS: ANALYSIS OF MECHANICAL, THERMAL, MORPHOLOGY, AND VISCOELASTIC PROPERTIES
Abstract: Partially miscible blend of polystyrene (PS) and poly(methyl methacrylate) (PMMA) was successfully prepared employing melt blending technique. In order to impart miscibility, the processing was carried out at temperature above upper critical solution temperature (UCST) as studied from cloud point measurements. The complex modulii and viscosity derived from melt rheology analysis as a function of angular frequency were also used to study the effect of PMMA loading on the miscibility …
Published in International Journal of Polymer Science and Engineering · Vol. 1, Issue 1-2, 2015 Read article
-
A Review on Processing of Waste PET (Polyethylene Terephthalate) Plastics
Abstract: Solid waste is essentially waste produced in our homes, businesses and industrial sources. Globally waste production is growing in volume and in toxicity. Plastic waste is a nature threat that is of great concern to the researches to refuse and reuse. The man-made systems emphasize the economic value of materials and energy where production and consumption are the extensive economic actions. Such systems are a threat to the environment as …
Published in International Journal of Polymer Science and Engineering · Vol. 1, Issue 1-2, 2015 Read article
-
Synthesis and Characterization of Poly(etherdiphenylene terephthalamide)-Metal Complexes in Heterogeneous Medium
Abstract: Condensation of terephthalic acid and 4,4ʹ-diaminodiphenyl ether resulted in aminoterminated oligomeric poly(etherdiphenylene terephthalamide) (PODTA) using phosphorylation technique. Schiff base complexes of this polyamide were synthesized with salicylaldehyde and 2-hydroxy-1-naphthaldehyde complexes of Co(II),Ni(II) and Cu(II). All the synthesized polyamide as well as Schiff’s base complexes were characterized by elemental analysis, IR spectroscopy and magnetic susceptibility measurements. Thermal stabilities of ligand and its various complexes were compared by thermogravimetric analysis. While, Co(II) …
Published in International Journal of Polymer Science and Engineering · Vol. 2, Issue 1, 2016 · pp. 13–19 Read article
-
FABRICATION AND EVALUATION OF VINYL ESTER RESIN BASED HYBRID COMPOSITES
Abstract: Jute is most widely used natural fiber in combination of various polymer because of easy availability, low environment impact, low density, low production cost, satisfactory mechanical properties and usage in wide range of applications. Mechanical properties of fibers are depending upon various factors such as fiber length, fiber orientation, fiber contact etc. In the present study, composite of Jute (J) and Glass fiber (G) have been fabricated using hand lay …
Published in International Journal of Polymer Science and Engineering · Vol. 3, Issue 1, 2017 · pp. 26–31 Read article
-
Review on the Polymer based Microfluidic Devices for Bioengineering Applications
Abstract: In this review, few recently published research papers related to the experimental investigations are briefly summarized. The experimental observations on different effects to control the surface-driven capillary flow are mentioned related to the polymer microfluidic devices. According to the literature survey in this article, the negative photoresist SU-8 and polymethylmethacrylate (PMMA) are the two major polymers to fabricate the microfluidic devices using different conventional techniques. This review will be useful …
Published in International Journal of Polymer Science and Engineering · Vol. 4, Issue 2, 2018 · pp. 44–48 Read article
-
SEPARATION OF CO2/CH4 USING POLYMERIC MEMBRANES - REVIEW
Abstract: Separation of CO /CH mixture is widely done efficient separation of mixture into desired components unit processes and unit operation had 2 4 been developed with passage of time. Sometimes using conventional technologies. CO2 when carried along with CH4 can cause additional cost of pumping. Most commonly used technique like cryogenic separation, adsorption and absorption are used for decades for separation of CO2 form CH4.Membrane has been developing technology for …
Published in International Journal of Polymer Science and Engineering · Vol. 5, Issue 1, 2019 · pp. 13–29 Read article
-
Experimental Demonstration on the Recording of Capillary-Filled Microfluidic Devices Fabricated by Polymeric Material
Abstract: In this present experimental work, total 52 individual PMMA microfluidic devices are fabricated by maskless lithography, hot embossing lithography and direct bonding technique in a cleanroom laboratory. The selected working liquids are dyed water, dyed aqueous ethanol and dyed aqueous isopropyl alcohol and are prepared in a materials-science laboratory. Fabricated microfluidic devices are tested by the prepared aqueous working liquids, and each capillary-filled device after the surface-driven microfluidic flow is …
Published in International Journal of Polymer Science and Engineering · Vol. 5, Issue 2, 2019 · pp. 31–41 Read article
-
Corrosion Studies of Al 7075 alloy using Cetirizine drug as drug in Arabian Sea water sample
Abstract: The inhibition of Cetirizine drug on corrosion of Al 7075alloy in Arabian Sea water medium became investigated by way of weight reduction measurement, Tafel Polarization, and EIS techniques. The electrochemical outputs proved that the prepared Drug act as powerful corrosion drug. The outputs found from electrochemical, weight loss and EIS studies showed exact consistency. The Present paper involves examine of weight loss, Tafel polarization, EIS and microstructural behavior of Al …
Published in International Journal of Polymer Science and Engineering · Vol. 6, Issue 1, 2020 · pp. 25–31 Read article
-
Short Report on the Effect of Atmospheric Dielectric Barrier Discharge Plasma Processing to Control the Capillary Flow in Polymer based Microfluidic Devices
Abstract: In this experimental work, a couple of microfluidic devices are fabricated by polymethylmethacrylate (PMMA) using the maskless lithography, hot embossing lithography and direct bonding technique. One device is fabricated by pristine PMMA, and the other device is fabricated by dielectric barrier discharge (DBD) plasma processed PMMA. Dyed water is selected and prepared as working liquid. Each surface-driven capillary flow of dyed water is recorded by a CMOS camera. This work …
Published in International Journal of Polymer Science and Engineering · Vol. 6, Issue 2, 2020 · pp. 1–4 Read article
-
Fabrication and Study of Natural Plant Fiber Reinforced Polymer Composites
Abstract: Snake grass fiber (sansevieria trifasciata fiber, STF)-strengthened polypropylene (PP) based composites (30 wt% by fiber) was made by hot press technique. STFs were modified by ultraviolet (UV) rays and the composites they produced were evaluated. Optimized STFs were again modified with monomer using UV rays to progress the mechanical features of the composites. Monomer concentration and no. of UV rays were optimized in terms of grafting and mechanical features of …
Published in International Journal of Polymer Science and Engineering · Vol. 7, Issue 1, 2021 · pp. 11–22 Read article
-
Thermal, Mechanical, Morphological and Rheological Behavior of HDPE and Algae Based Polysaccharide Blend
Abstract: The use of renewable resource based materials as filler for thermoplastic polymers showed wide scope in agriculture, textile and commodity applications due to low cost and high mechanical properties. In this work marine red algae based polysaccharide was used as a filler material for high density polyethylene (HDPE). The polysaccharide extracted from marine based red algae is a byproduct of algae to oil extraction process. The blends were prepared using …
Published in International Journal of Polymer Science and Engineering · Vol. 7, Issue 1, 2021 · pp. 35–44 Read article
-
Preparation and Evaluation of Plant-Based Coir Fiber-Reinforced Polypropylene Composites
Abstract: In the present article, unidirectional coir fiber (CF) and alkali-treated CF (ACF) were incorporated in polypropylene (PP) with and without 3-aminopropyl trimethoxy silane (AS) and tetramethoxy orthosilicate (TS) to produce composites by a compression molding technique. The basic properties of PP/CF composites (e.g. tensile strength, tensile modulus, impact strength, and water absorption) have enhanced with increasing CF content. The incorporation of AS and TS after alkali pretreatment for CF composites …
Published in International Journal of Polymer Science and Engineering · Vol. 7, Issue 2, 2021 · pp. 34–47 Read article
-
Fabrication of a Novel and Efficient Radiation Grafted Functionalized Polymer Adsorbent and Investigation of its Applicability in the Adsorptive Removal of Cr (VI) Ion from Aqueous Solution
Abstract: The grafting of glycidyl methacrylate (GMA) onto non-woven polyethylene (PE) fabric was accomplished using a radiation-initiated grafting technique. The grafted textiles were allowed to react using triethylamine to create functioning amine groups. Upon bond formation yield, the impact of grafting intensity has been examined. Utilizing the appropriate technologies, such as FTIR, TGA, and SEM, the adsorbents were rigorously examined. There was evidence of GMA grafting and diamines according to FTIR, …
Published in International Journal of Polymer Science and Engineering · Vol. 8, Issue 1, 2022 · pp. 1–15 Read article
-
Reviewing the Evolution of Nanotechnology in the Oil and Gas Sector: Focus on the Utilization of Silica Nanoparticles
Abstract: Nanotechnology is advancing notably in the oil and gas sector, with its applications demonstrating substantial progress. The use of nanoparticles in various aspects of the industry has shown promise in addressing challenges and improving efficiency. Nanotechnology is finding applications across multiple facets of the oil and gas industry, encompassing areas such as the development of drilling and hydraulic fracturing fluids, cementing for oil wells, improved oil recovery techniques, corrosion prevention, …
Published in International Journal of Polymer Science and Engineering · Vol. 9, Issue 2, 2023 · pp. 30–36 Read article
-
Manufacturing of a Portable and Low Cost Fused Deposition Modelling Principle Based 3D printer: A Review
Abstract: Three-dimensional (3D) printing refers to a technique during which objects are created by fusing or depositing materials—such as plastic, metal, ceramics, powders, liquids, or perhaps living cells—in layers to supply a 3D object. This method is additionally spoken as additive producing (AM), speedy prototyping (RP), or solid free-form technology (SFF). The current papers aims to present a review on 3D printing stating its benefits and mechanisms used to manufacture a …
Published in International Journal of Mechanics and Design · Vol. 2, Issue 2, 2016 · pp. 20–31 Read article
-
A Brief note on Biomechanics
Abstract: Biomechanics is generally referred to as the study of how the systems of living organisms from plants to animals, react to the various forces of nature and stimuli. Biomechanics is the science of dealing with effects produced by external and internal forces on the living body. The need to study biomechanics for any the particular case is necessary for every physical educator or coach, who is involved in teaching movement …
Published in International Journal of Mechanics and Design · Vol. 2, Issue 2, 2016 · pp. 47–49 Read article
-
An Insight into Industrial Automation
Abstract: Automation is the process of following a pre-defined sequence of operations with or without human labour, by using specialized equipment and machines that perform and control manufacturing processes. Automation in full sense can only be achieved through the combined use of devices, techniques, and equipment capable of perceiving the manufacturing process, making decisions regarding the changes, needed in the operation, and control.
Published in International Journal of Mechanics and Design · Vol. 2, Issue 1, 2016 · pp. 33–36 Read article
-
Design and Fabrication of Trammel Balls
Abstract: Transportation of water plays a vital role in the survival of a growing population. If the scarcity of water is one major issue, transportation of water using tankers have their own share. Water in a partially filled container, when induced with external energy (motion), generates slosh and surge. Both slosh and surge effects work as a resistive factor during transportation. To eliminate the same, few holes are drilled at pre-desired …
Published in International Journal of Mechanics and Design · Vol. 5, Issue 2, 2019 · pp. 24–39 Read article
-
A Review: Multipurpose Seed Sowing Machine
Abstract: The present review provides transient info concerning the varied varieties of innovations tired seed sowing instrumentality. the essential objective of sowing operation is to place the seed and plant food in rows at desired depth and seed to seed spacing, cowl the seeds with soil and supply correct compaction over the seed. The comparison between the normal Sowing technique and also the new projected machine which might perform variety of …
Published in International Journal of Mechanics and Design · Vol. 6, Issue 1, 2020 · pp. 1–5 Read article
-
Characterization of the Magnetization Reversal of Bulk Electrical Steel and FeCoBSi Thin Film
Abstract: The aim of the research paper is to characterize the magnetization reversal of bulk electrical steel and FeCoBSi thin film samples by using MOKE microscope and further record the magnetic domain structure and magnetic hysteresis of samples along both easy and hard axes of magnetization. MOKE microscopy is widely used in research field to characterize magnetic properties of materials used in integrated photonics and spintronic devices. The area under the …
Published in International Journal of Mechanics and Design · Vol. 7, Issue 1, 2021 · pp. 33–42 Read article