The aim of this study is to develop and investigate mechanical properties of knitted unidirectional thermoplastic composite prepregs. Knitted prepregs were fabricated by using thermoplastic yarns (high density polyethylene and polypropylene) and high performance yarns (kevlar, basalt and carbon) in double jersey inlay structure. This is a new approach to combine the reinforcing fiber with resin forming

The aim of this study was to determine the thermophysiological comfort behavior of fabrics based on copper wire that can be used for electro-textile applications. For this purpose, hybrid folding yarns were produced by twisting cotton/polyester yarn with copper wire. These electrically conductive hybrid yarns were then used to produce upholstery fabrics with different weave types as plain, 2/1 twill

Siengchin S, Boonyasopon P, Sadanand V, et al. Nanocomposite cellulose fabrics with in situ generated silver nanoparticles by bioreduction method. Journal of Industrial Textiles. DOI: 10.1177/1528083720924731

Esophageal stents are used as a clinical method for the treatment of a wide variety of esophageal diseases. Knitted mesh stents have such advantages as high flexibility and ease of production. In this study, an analytical approach was applied to simulate the weft knitted esophageal stents and to investigate the mechanical behavior of these tubular structures against the axial and circumferential stresses

Experimental methods have been successfully utilized in the textile industry for understanding the compression and recovery behavior of needle-punched nonwoven textiles under dynamic loading. However, these methods can only be performed after commercial production of textiles. An analytical approach is presented to estimate the Jeffery’s II model parameters and to simulate the compression and recovery

In this research work, Nickel was in situ synthesized on polyester fabric using facile method. For this purpose, electroless plating method was used. In the first step, samples were sensitized using copper acetate. Hydrazine were used as reducing agent. In the same bath, Nickle acetate was added and in presence of hydrazine, the Nickle nano particles were deposited on the surface of polyester fibers

The effect of normal load on the frictional and wear behaviour of carbon fiber is investigated by simulating the tow-on-tool friction relevant to the beating-up motion of three-dimensional (3 D) weaving process. The true number of contact filaments over a range of normal loads is calculated by characterizing the cross-section parameters of carbon tow. The real contact area is calculated on the basis

One-step and rapid preparation of natural fiber woven fabric reinforced hydrogel composites via simultaneous dissolution and crosslinking of polyvinyl alcohol (PVA) yarns in the fabric was reported. In this regards, PVA/Cotton (C), PVA/Flax (F) and PVA/Wool (W) blended woven fabrics were prepared for the manufacturing fabric reinforced hydrogel composites. The hybrid woven fabric reinforced fabrics

The optimization of process parameters such as applied voltage, orifice diameter, solvent system, and solvent ratio for electrospinning of neat polymers, polylactic acid (PLA) and poly (є-caprolactone) (PCL), to obtain uniform, randomly oriented nanofibers with minimum diameter variation and beaded structures has been critically discussed. The paper focuses on establishing a sequential optimization

Ultra-high molecular weight polyethylene fibre is popularly used in military for ballistic protection owing to its low density but high modulus and high tenacity. However, the inter-yarn friction in the corresponding ballistic fabric is too low and thus the yarns in the fabric are easily pulled out, in which lowers down the ballistic performance. This paper aims to improve the inter-yarn friction in

Among fibers with lignocellulosic origin, Kenaf fiber, because of its advantages and as a sustainable alternative to synthetic fibers has received increasing attention for manufacturing hybrid composites with reasonable acoustical and physical properties. The present study deals with the impact of chemical treatment of Kenaf fibers on the overall properties of hybrid composites fabricated from these

Metallized yarns have become an integral part of fashion because they give extra sheen to garments and an inimitable appearance to fabrics, making them special yarns. However, because of repetitive washing and abrasions, the metallic part of the yarn in the fabric is removed and the fabric loses its brightness and becomes transparent. This study aims to solve this issue by searching for high-quality

The present investigation focused on abrasive waterjet cutting (AWJC) of natural fibre reinforced nano clay filled polyester composites with the objectives of maximizing material removal rate (MRR) and minimizing the kerf taper (KT) and surface roughness (Ra). The influence of nano clay addition, traverse speed (TS), jet pressure (JP) and stand-off distance (SOD) on the AWJC characteristics of fabricated

The quality of woven bed sheets is often conveyed by the thread count i.e. the number of threads per square inch of the fabric. However, bed linens need to encompass three essential characteristics such as high breathability, moisture absorbency and soft feel to ensure quality sleep. Sleep quality is significantly influenced by thermal regulation characteristics such as thermal conductivity, air permeability

In this paper, a novel facile strategy is reported for fabricating an environment friendly, aging-resistant, and waterproof-breathable fabric using a “pad-knife” coating technique and waterborne polyurethane (WPU) containing isophorone diisocyanate (IPDI) and lignin as an antioxidant agent. Morphology, hydrophobic property, accelerated weathering aging property and artificial degradation performance

Lock-stitch embroidery has been the centre of much interest as a versatile and precise method of producing conductive tracks in the fabrication of wearable electronic devices. However, improper fabrication parameter settings could result in the nonconformity of the conductive tracks and damage the conductive coating of the conductive yarns. In this study, we evaluate the appearance quality, dimensional

This study aims to investigate the natural cellulosic fibers extracted from novel Ziziphus Mauritiana plants. The fibers were treated with alkali solution and epoxy composites were developed for both untreated and chemically modified fibers through hand lay-up process. Physico-chemical and thermomechanical characterization were carried for both untreated and alkali treated Ziziphus Mauritiana fibers

Auxetic materials have negative Poisson ratio which has a multiple ranges of functional applications. The helical auxetic yarn was successfully developed through direct twist system by using core and wrap yarn or filament, which shows Auxeticity when the HAY is stretched in longitudinal direction in response it expand in transverse direction, Helical Auxetic Yarns were developed using various parameters

In this study, we examined the notable textile materials in the literature, which have been produced to prevent the electromagnetic waves emitted by the electronic devices that are a significant part of our lives. Nowadays, these devices and technologies that bring us many advantages in our daily life cause health problems on human beings, which leaded this type of studies to deepen. In this study

In this study, the antibacterial fatliquor emulsion was prepared from castor oil bearing thymol (1, 2, 4 and 8% w/w) to be used in the leather production. The average particle size and zeta potential of the fatliquors were determined by zeta sizer. The thermogravimetric behaviors of fatliquor emulsions under dry air were analyzed in order to determine the weight losses when they are exposed to constant

One of the key issues of the 21st century is to reduce the rate of continuously increasing environmental pollution from waste generated by human beings. Use of recycled materials and environmentally friendly approaches to manufacturing can be a good way to deal with these challenges. Similarly, sound pollution has been increasing at an alarming rate due to industrialization and modernization. Use of

While the conventional composite yarns are generally confined to micro-scale fibers, composite yarns of micro-/nano-fibers have been fabricated by integrating carded fibrous web with electospun nanofibers, namely trans-scale spinning proposed in our latest works. In the micro-/nano-fiber composite yarns, the nanofibers with low content were embedded uniformly both inside and outside with short fibrous

This work reports our recent efforts on improving the fire safety of nonwoven polypropylene fabric by increasing surface polarity followed by a conventional finishing. The fabric was firstly surface treated in a surfactant solution containing cetyltrimethylammonium chloride under ultrasonic to increase the hydrophilicity, and then was treated by a pad-dry process with a water solution of ammonium polyphosphate

Owing to its high specific surface area, high thermal stability and excellent thermal insulation, silica aerogel is used as an insulating material in protective clothing. In this study, the hydrophobicity and thermal insulation properties of the electrospun polyacrylonitrile (PAN) nanofibers were enhanced by integrating silica aerogel (SA), which was synthesized using silicic acid as silica precursor

Recently, due to environmental concerns and dependence on depleted resources, the use of renewable resources has become important in the preparation of various industrial materials. The use of natural fibers instead of petroleum-based synthetic fibers traditionally used in the production of composite materials provides many advantages in terms of both environmental and cost. The utilization of agricultural

For the high cost of aramid fibres and the necessity for finding alternatives which are environmentally friendly, a portion of aramid was substituted by woven kenaf at various sequences and thicknesses, to identify the proper arrangement for producing helmet shell. Drop-weight impact tests were conducted on different configurations of 19 layers of kenaf and aramid reinforced polyvinyl butyral film

Green sustainable life and biofibers play a vital role in achieving eco-friendly environment and great opportunities for fabricating the products. This work focused on the effect of the hybrid mat as reinforcement in vetiver/banana fiber mat reinforced vinyl ester composites. Composites plates were fabricated at 45° and 90° directions in ten different combinations by the compression molding machine

The inner padding layer of the motorcycle helmet is one of the important components that control the factors of comfort during wearing the helmet and provides a perfect fit and stability of the helmet on the head. The inner padding consists of a low-density flexible polyurethane layer attached to a soft fabric layer that is in direct contact with the head. The present study aims to replace foam in

The main focus of automotive industry is on developing and applying new materials and technologies for enhancing the comfort and security levels in the vehicles. To fulfill this requirement high strength and high modulus fiber reinforced composite structures play an important role in the automotive industry. The novelty in this research work is that the composite panel made by 2 D woven fabrics by

In this study simple, facile and highly active silver coated ZnO-chitosan (Ag/ZnO-CH) textile cotton supported nanocomposites were developed. The nanocomposites were characterized by UV-visible spectroscopy, scanning electron microscopy (SEM), energy dispersive X-rays spectroscopy (EDX), fourier transform infrared spectroscopy (FTIR) and X-rays diffraction (XRD). The prepared nanocomposite fibers were

Three dimensional (3D) warp interlock fabric becomes a promising structure due to its good mechanical performances. However, its complex manufacturing process can cause severe yarn damage and affects its overall final performances. The current study addressed the effects weaving process and warp yarn ratios on the multi-filaments yarn degradations and its mechanical performances while 3D warp interlock

In this work the effect of stacking sequence of Carbon (C)/Glass (G) fibers and halloysites addition (1, 3 and 5 wt.%) on the mechanical and thermal properties of the hybrid composites were explored. The composite laminates were prepared by using Vacuum Assisted Resin Infusion Technique (VARIT). The outcomes disclosed that the hybrid composites having sequence of C2G3C2 (2-Carbon/3-Glass/2-Carbon layers)

In this paper, polyacrylonitrile (PAN) nanofibrous membranes (NFMs) were prepared by electrospinning technology. Copper (Cu) or/and zinc (Zn) nanoparticles (NPs) were deposited on the surface of PAN NFMs by spark ablation technology to fabricate a surface structure with antibacterial and hydrophobic properties. The deposition of NPs was controlled using current, voltage, carrier gas flow rate, and

This work was investigated that the effect of aluminium (Al) and copper (Cu) wire mesh embedded as a structural reinforcement on jute epoxy hybrid composite. The hybrid composites were prepared by epoxy LY556 with HY951 hardener as a matrix; jute and wire mesh as reinforcements using the compression molding technique. In hybrid composites, the aluminium wire mesh (AWM) and copper wire mesh (CWM) were

In this study, detailed uniaxial and biaxial central tearing tests of a type of PVC coated polyester fiber fabric for buildings were carried out. The characteristics of the damage morphology, the formation of the triangle area at the crack tip, crack propagation, and failure modes during the entire tearing process were studied. The influence of crack orientation, crack length, and load ratio on tearing

Self-heating GNPs-based electrical networks were successfully obtained for their use in electrothermal applications. The electrical resistance of the GNPs-networks created on glass fiber fabrics was strongly dependent on fiber direction. The electrothermal response was fast and the maximum temperature was achieved in the system after ∼20 s. Increments in temperature above 80°C were obtained at the

The remarkable resurgence of fiber metal laminates (FMLs) is certainly attributed to the hybrid properties inherent to light metals and fibers reinforced polymer (FRP). There are few reports on the role of nano-size reinforcements in these composites. In this study, the effect of graphene nanoplatelets (GNPs) on the flexural and Charpy impact properties of FMLs of aluminum (Al) 2024 reinforced with

Vacuum-Assisted Resin Infusion (VARI) and Resin Transfer Molding (RTM) techniques are the most common techniques for the manufacturing of polymeric composite laminates. The VARI technique has a lot of advantages such as low cost, free voids laminates and the ability to produce complex shapes. However, it has some drawbacks such as poor surface finish and temperature instabilities. On the contrary,

Sandwich structures with composite honeycomb core and skin have been mostly used for a variety of engineering applications. There are different man-made honeycomb structures with metal, polymer, and paper honeycomb cell geometry which provide minimum weight, least material content and minimal material cost. In this paper, the textile fiber-based 3 D woven honeycomb structure is engineered by using

In this study, low-velocity impact and interfacial bonding properties of weft-knitted ultra-high-molecular-weight-polyethylene (UHMWPE) filaments reinforced epoxy resin and vinyl ester resin composites were investigated. UHMWPE filament yarns of 600 D were applied to fabricate three weft-knitted structures of plain stitch, interlock air space stitch and swiss double pique. Vacuum-assisted resin infusion

Cloth diapers also known as eco-diapers, traditional sandwich-structured eco-diapers are composed of top and bottom layers that are made of cotton or polyester nonwoven fabrics. On account of the hydrophilic bottom layer, urine permeates when the water absorption reaches saturation. In this study, polypropylene is melt-blown into hydrophobic polypropylene nonwoven fabrics to be used as the top and

This research presents an engineering approach to fabricate multilayered electrospun nanofiber mats with high conversion performance of mechanical to electrical energy as well as improved physical stability. Electrospun polyvinylidene fluoride nanofiber webs were prepared with predefined nanofiber alignments. Fiber alignments and layer-by-layer deposition angles are considered as a tool to adjust the

The natural fibers of banana and coir from southern part of India was taken as the reinforcement material. Taguchi-based grey relational analysis was used for optimizing the factors influencing tensile, flexural and impact strength of banana/coir composites. Banana wt%, coir wt%, alkali treatment %, pressure and temperature during compression moulding process were the five major factors used for optimizing

Polylactic acid-based membranes received considerable attention due to its novel biocompatibility, renewability, and biodegradability. In this study, PLA electrospun nanofibrous membrane was prepared and 2-dimethylaminoethyl methacrylate (DMAEMA) was used as a monomer for surface grafting of polymer chains via the atom transfer radical polymerization method. Then the PLA nanofibers were quaternized

This research investigates factors contributing mechanical stability of epoxy based composites using Taguchi optimization based grey relational approach. Natural fibers of sisal, banana reinforcement along with epoxy was used as the matrix material for this compression molding technique. The grey relational results observed 7th and 14th trials were having first and second position in mechanical properties:

Natural fibres find their application as a reinforcing agent for polymer composites to obtain parts with improved mechanical properties. Manufacturing of non-metallic products is incorporated with natural fibres for better strength and to reduce cost. Rotational moulding is a process used for the manufacturing of hollow plastic products, especially water tanks, plastic fuel tanks, barrels, kayaks,

Eight different 3D weft-knitted fabrics, consisting of outer, binding, and inner layers, were designed and produced on E20 and E28 circular weft-knitting machines. First, in the outer layer, high molecular weight polyethylene multifilament yarns and steel wire (0.05 mm diameter), twisted with high molecular weight polyethylene multifilament yarns, were used because of their exceptional properties to

This study presents the experimental characterization and finite element investigation of a piezoelectric nanogenerator based on electrospun poly(vinylidene difluoride) (PVDF) nanofibers walking energy harvesting applications. The piezoelectric response of nanogenerator device was experimentally evaluated under low frequency cyclic impacts using PiezoTester. The impact test was then simulated and the

Conductive fiber plain fabric can be used for manufacturing electromagnetic protective products, due to the capacity of electromagnetic shielding effectiveness and deformability. A model was established to predict the shielding effectiveness of conductive fiber plain fabric. The curved surface of fabric can be decomposed into countless ideal planes. The vertical incidence of electromagnetic waves on

This paper reports the preparation of auxetic warp-knitted spacer fabric impregnated with shear thickening fluid and studied its impact behavior under low-velocity impact loading. The shear thickening fluids have been prepared by mechanically dispersing 12 nm silica particles with weight fraction of 10, 15, 20, and 25% in various carriers (PEG200, PEG400, and PEG600). Rheological results indicate that

Adaptive structures contain actuators that enable the controlled modification of system states and characteristics. Furthermore, their geometric configuration as well as physical properties can be varied purposefully. The geometric configuration of adaptive fiber-reinforced plastics can be changed by varying the bending modulus of the matrix material. Hence, this research work presents the influence

The current study aims to mitigate the problems arising due to leach-out of silver nanoparticles (Ag-NPs) from an antibacterial material developed using silver coating or finishes. Polyester (PET) staple fibres with Ag-NPs firmly integrated within them were used to prepare needle-punched nonwoven fabric. To further enhance the antibacterial efficiency, the nonwoven surface was etched via alkaline hydrolysis

In this study, the poly(3,4-ethylenedioxythiophene)-poly(styrenesulfonate) conductive dry films were observed in terms of their thicknesses versus electrical resistances measured and related electrical resistivities calculated. The evolution of their electrical resistances was monitored in 75 days. Three groups of sensor yarns were studied also where the percolation threshold of the polymer complex

From the beginning of humanity, our generation has been on the edge of finding suitable solutions to increase the product’s life-cycle and reduce the environmental impact of the product. Life-cycle assessment is a process to evaluate the effects of products or services whereas environmental impact assessment is an inter-related process of evaluating the environmental impact of a product or service

Natural fibers are increasingly being used as composite reinforcement for both thermoplastic and thermoset resin, mainly for automotive application. Due to their hydrophilic nature, natural fibers have certain limitations during composite manufacture especially owing to their poor resin wettability, weak fiber–polymer interface, high moisture absorption, and being affected by high temperature in case

Vertically laid nonwoven fabrics are structurally different from conventional cross-laid nonwoven fabrics, resulting in an exceptional bulkiness and unique compressional recovery performance. In this paper, two testing methods (manual procedure vs. machine procedure) to determine bulky nonwoven thickness were first studied and statistically analyzed. Then, pore sizes of selected nonwoven samples were

In recent times, there is a growing demand for low-cost raw materials, renewable resources, and eco-friendly end products. Natural fibers are considered as strong candidates to be used as a potential reinforcement for composite manufacturing. In the current study, natural fibers extracted from banana peel were coated with bacterial cellulose through a green biosynthesis approach as well as by a simple

In the present work, nanocomposite cellulose fabrics with in situ generated silver nanoparticles were prepared by bioreduction method employing aqueous dispersion of low-cost natural turmeric powder as a reducing agent and different concentrated aqueous AgNO3 as source solutions. The prepared nanocomposite cellulose fabrics were characterized by scanning electron microscopy, Fourier transform infrared

Engineering the surface morphology of fibers has been attracting significant consideration in various areas and applications. In this study, polyvinylidene fluoride (PVDF) branched nanofibers with a diameter of less than 50 nm are electrospun directly at a low relative humidity by adding tetrabutylammonium chloride. The effects of the branched structure on the specific surface area and pore size distribution

There are more and more waste textiles in modern times while the recycling efficiency is relatively low. In order to increase the recycling of waste textiles, this paper proposes a kind of low-cost, environmental protection, good permeability, tough and anti-aging substrate geotextile which can replace the riparian soil to support normal growth of plants. First of all, the fiber web was formed by waste