In the context of recycling and reusing textile wastewater, quest for a membrane possessing superior efficiency has garnered considerable attention. This research endeavors to advance this objective by introducing novel asymmetric ultrafiltration constructed from PVDF (Polyvinylidene Fluoride) modified with MXene through bulk modification, thereby augmenting its resistance fouling wastewater treatment applications. The investigation employed comprehensive array characterization techniques....

The environmental troubles that are related to cement manufacturing makes the new studies moving forward using materials have less impact, thus, in this paper we utilized different type of recycled glass such as (neon glass, brown and green glass) has high percentage silicon dioxide (SiO2) with concentrations. Utilization these landfall can be considered keeping on resources. Different waste glasses used a partial replacement concentrations 11%, 13%, 15% weight for each type, study effect it...

In this work, polyvinyl chloride/multi-walled carbon nanotube-grafted-graphene oxide (PVC/MWCNT-g-GO) membranes were fabricated by employing a classical phase inversion method for use in the Al-Dura Refinery (Baghdad, Iraq) wastewater treatment. The effects of MWCNT-g-GO contents on properties and performance PVC/MWCNT-g-GO (i.e., 0.0599, 0.119, 0.219 wt.%) investigated. Scanning electron microscope (SEM), Fourier-transform infrared spectroscopy (FTIR), atomic force microscopy (AFM), X-ray...

One of the polymeric membranes' main limitations is their susceptibility to fouling, lowering membrane's performance with time. Therefore, incorporating nanomaterials in polymer matrices has attracted great attention wastewater treatment applications. It's a promising approach for enhancing membrane hydrophilicity and performance. Herein, ultrafiltration nanocomposite membranes were synthesized by applying phase inversion method through immobilizing (0.1-0.4 wt.%) tungsten oxide (WO2.89)...

This work presents the development of polyvinyl chloride/functionalised multi-carbon nanotube (PVC/F-MWCNT) membranes and PVC/graphene oxide (PVC/GO) for improved removal chemical oxygen demand (COD) from actual petroleum wastewater. Also, this first time proposed interaction mechanism between contents PVC/GO PVC/F-MWCNT as well each composite membrane with water molecules. The effect both F-MWCNT GO content on characteristics performance were studied. Fourier-transform infrared spectroscopy...

Membrane fouling remains a major obstacle to ultrafiltration. Due their effectiveness and minimal energy demand, membranes have been extensively employed in water treatment. To improve the antifouling property of PVDF membrane, composite ultrafiltration membrane was created employing in-situ embedment approach throughout phase inversion process utilizing new 2D material, MAX Ti3ALC2. The were described using FTIR (Fourier transform infrared spectroscopy), EDS (energy dispersive CA (water...

A newly developed water-soluble polymeric nano-additive termed "partially cross-linked nanoparticles graft copolymer (PCLNPG)" has been successfully synthesized and harnessed as a pore former for modifying polyethersulfone ultrafiltration membrane dyes removal. The PCLNPG content was varied in the PES matrix aiming to scrutinize its impact on surface characteristics, morphological structure, overall performance. Proposed interaction mechanism between methylene blue (MB), methyle orange (MO),...

In this research, the Pulsed Laser Deposition (PLD) technique was used, and operating frequency of laser tuned to a double frequency. This done in order construct nano-thin films titanium oxide (TiO2). An Nd-YAG with wavelength 1064 nm, pulse 6 Hz, energy 700, 800, 900 mJ were used on glass Si (p-type) substrates different thicknesses. Then, TiO2 annealed for 2 hours at temperature 400 °C. UV-Vis spectra revealed that has strong UV absorption, as well large gap (2.9, 3.06, 3.3) eV levels...

Because of importance the Ga alloys in dental applications, many attempts were done to improve properties this alloy. The currentwork involves addition TiO2nanotube powder Galloy somemechanical properties. These included hardness, compression, and creep. characterization prepared TiO2/Galloys with five wt% TiO2(1, 2, 3, 4, 5 wt%) was by XRD SEM/EDS. results showed that increased increasing percentage added TiO2, while creep decrease.Some phases such as β-Sn, Ag2Ga Ag9In4were contributed new...

Polyvinyl-chloride (PVC) was dehydrochlorinated by alkaline-solution (NaOH) in determining molarity (3.0 M) followed grafting with acrylamide (AM) monomer onto PVC (DHPVC) backbone free-radical graft copolymerization to produce new grafted polymer referred as 3M. Then investigated the effect of polyvinyl pyrrolidone (PVP) addition on polymer. Membranes from pure PVC, 3M, and 3M/ PVP were synthesis via a phase inversion method. The successful AM confirmed characterization membranes Atomic...

Abstract The contact angle is very important parameter in improving the self-cleaning property as well increasing wear resistance of engineering surfaces addition to thermal transfer properties materials general. In this study, titanium dioxide nanoparticles were added epoxy resin and sprayed on a substrate brass tube used heat exchangers for purpose studying its effect where different proportions nanomaterial (1%, 3%, 5%, 7%)wt. results showed that increased with rate nanoparticles.

In this paper, the preparation and compare of some mechanical physical properties two groups polymer blends consisting polyvinyl chloride with polypropylene (PP-PVC) poly-vinyl high-density polyethylene (HDPE-PVC). Using a twin-screw extruder, three weight percentages PP HDPE (5, 10 15%) were used to prepare blends. Experimental investigation was carried out for analyzing liketensile strength, flexural compression, impact, hardnessand (thermal characteristics melt flow index) blend samples....

In this study, dehydrochlorination of polyvinyl chloride (PVC) was performed with alkaline solution in different molarity (1.0, 3.0, 5.0 M) then the acrylamide (AM) monomer grafted onto pure PVC and dehydrochlorinated (DHPVC) backbone by free-radical graft copolymerization. Membranes from –graft–acrylamide were prepared via a phase inversion method. The success AM grafting investigated CHN elemental analysis, DSC, TGA DTGA analysis. membranes characterized scanning electron microscopy (SEM)...

Abstract Polyvinyl chloride (PVC) was dehydrochlorinated in alkali solution (Sodium Hydroxide NaOH) and then grafted with acrylamide (Am) by free-radical polymerization using benzoyl peroxide (BPO) as an initiator under inert atmosphere. The investigations involved examining the degree of dehydrochlorination on PVC different concentration from NaOH (1, 3 5 molarity) determine optimum grafting efficiency pure molarity PVC. polyvinyl (DHPVC) copolymer (PVC-graft-Acrylamide) characterized FTIR,...

Metal corrosion is one of the most critical challenges in industrial processes. In this research, nanocomposite coating was synthesized by blending tungsten trioxide (WO3) nanoparticles with Epoxy resin and applied on brass samples to evaluate performance protection under stressed environments. A dip-coating method adopted coat sample's surface. Coated uncoated have been subjected tests study behavior when exposed corrosive media. Obtained results indicated that coated mixed epoxytungsten...

Gallium has the second lowest melting point of all metals after mercury (29.8 ºC) and ability to reactwith alloys at room temperature produce a workable plastic mass that hardens with time. As aresult Gallium-based have been introduced dental market as mercury-free amalgam substitutes.Filling material produced by mixing alloy powder gallium liquid instead mercury. Thiswork involves addition NiTi Galloy improve some mechanical properties. Theseproperties included compression, hardness,...