نتایج جستجو برای: nanocomposite membranes

تعداد نتایج: 106770  

Journal: :Journal of colloid and interface science 2012
Seyed Shahin Homaeigohar Hossein Mahdavi Mady Elbahri

Electrospun nanofibrous membranes (ENMs) are considered as a state of the art in water filtration technology mainly owing to their high interconnected porosity and tunable pore size assumed to offer a very high permeability also selectivity. However, the extremely high surface area makes the ENMs prone to mechanical breakdown and lack of wettability lowering the filtration efficiency. Hence, an...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه گیلان - دانشکده فنی 1393

asymmetric membranes are widely used in many industrial membrane separation processes. the major advantage of membrane filtration over the conventional process is its ability to remove a wider spectrum of particles without using any chemicals. hollow fiber configuration offer many advantages over flat-sheet or tubular membranes. the spinning process of hollow fiber may look simple, yet it is te...

Journal: :Journal of Applied Membrane Science & Technology 2023

Integrating nanotechnology and membrane technology has resulted in the development of adsorptive nanocomposite membranes with exceptional properties for various applications, including water reclamation. The application wastewater treatment is a promising that combines advantages adsorption filtration techniques. Literature reviews reported were successfully developed efficiently removed emergi...

Polysulfone/carbon nanotubes (PSF/CNTs) nanocomposite membrane was prepared via phase inversion induced by immersion precipitation technique. In addition, the surface of the CNTs were functionalized by polar carboxylic and amine groups to improve the interaction between the CNTs and the polymer matrix. For this purpose, the neat CNTs were chemically treated using sulfuric acid/ nitric acid (H2S...

Journal: :Journal of nanoscience and nanotechnology 2013
Shafeer Kalathil Hoa Van Nguyen Jae-Jin Shim Mohammad Mansoob Khan Jintae Lee Moo Hwan Cho

The anode electrode material is a crucial factor for the overall performance of a microbial fuel cell (MFC). In this study, a plain carbon paper modified with the CNT/MnO2 nanocomposite was used as the anode for the MFC and a mixed culture inoculum was used as the biocatalyst. The modified anode showed better electrochemical performance than that of plain carbon paper, and Brunauer Emmett Telle...

During interfacial polymerization (IP) reaction between m-phenylenediamine (MPDA) and trimesoyl chloride (TMC), a by-product, i.e. hydrochloric acid can produce. This produced acid diffuses back in aqueous phase and protonates MPDA and reduces its reactivity that results in lowering of polymer yield and performance of membrane. Further, for getting consistency in reverse...

Journal: :Catalysts 2021

Photocatalytic TiO2-PVDF/PMMA nano-composites flat sheet membranes were fabricated by phase inversion and then employed in a crossflow filtration pilot to remove model pollutants of various sizes charge from aqueous solution. The dope solution contained mixture PVDF PMMA as polymers, polyethylene glycol (PEG) polyvinylpyrrolidone (PVP) additives, triethyl phosphate (TEP) green solvent TiO2 immo...

Journal: :International Journal of Chemical Engineering and Applications 2014

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