نتایج جستجو برای: nanocomposite, zeolite, zeolite/collagen

تعداد نتایج: 22458  

Journal: :Applied optics 2010
Elsa Leite Izabela Naydenova Svetlana Mintova Louis Leclercq Vincent Toal

Novel nanocomposites consisting of a water-soluble acrylamide-based photopolymer and colloidal zeolite nanoparticles of zeolite Beta and zeolite A were prepared. The interactions between the photopolymer components and zeolite nanoparticles in the photopolymerizable nanocomposites were characterized for the first time by (13)C nuclear magnetic resonance and visible spectroscopy. It was found th...

Journal: :international journal of nano dimension 0
e. ghobadi separation processes research group (sprg), department of engineering, university of kashan, kashan, iran. m. hemmati polymer science & technology division, research institute of petroleum industry, tehran, iran. gh. khanbabaei polymer science & technology division, research institute of petroleum industry, tehran, iran. m. shojaei polymer science & technology division, research institute of petroleum industry, tehran, iran. m. asghari separation processes research group (sprg), department of engineering, university of kashan, kashan, iran. energy research institute, university of kashan, ghotb-e-ravandi ave., kashan, iran.

polyurethane/zeolite 13x nanocomposite films were fabricated using solution casting method. the synthesized nanocomposite films were structurally characterized using sem, tga and tensile analysis. sem images showed appropriate distribution of nanocrystalline zeolite particles within polyurethane matrix. better thermal stability of nanocomposite films in comparison to neat polyurethane was shown...

2008
Yi Huang Huanting Wang

A novel confined-space synthesis method has been developed to synthesize zeolite nanocrystals. Colloidal silica nanoparticles serving as the silica source as well as the hard template were embedded in the mesoporous carbon via in situ polymerization of furfuryl alcohol (FA) in the presence of tri-block copolymer (Pluronic P123), and then reacted with an alkaline aqueous solution (Na2O-Al2O3-H2O...

A high flux thin-film nanocomposite membrane epoxy/ zeolite NaA nanocomposite films prepared by using ultrasonic mixing and spin coating. The synthesized nanocomposites film was characterized by X-ray diffraction (XRD), scanning electron microscopy (SEM), thermal gravity analysis (TGA), and FTIR spectroscopy. Water softener and water flux characteristics of the epoxy/ zeolite NaA nanocomposite ...

Journal: :international journal of nanoscience and nanotechnology 2010
a. olad m. khatamian b. naseri

a nanocomposite of polyaniline (pani) with natural clinoptilolite (clino) was prepared by chemical oxidative polymerization of anilinium cations in the presence of clinoptilolite dispersion. the pani/clino nanocomposite was characterized using ftir, xrd and sem techniques as well as electrical conductivity measurement using four point probe technique. cyclic voltammetry analysis was used to inv...

2015
K. Dastafkan M. Sadeghi A. Obeydavi

The decontamination reactions of O,S-diethyl methyl phosphonothiolate, as an agricultural organophosphorous pesticide onto 20 wt% loaded manganese dioxide nanoparticles-silver-Y zeolite as a nanocomposite catalyst in different solvents, were evaluated and monitored by means of gas chromatography–flame ionization detector and gas chromatography–mass spectrometry. Prior to the reaction, the catal...

Polyurethane/zeolite 13X nanocomposite films were fabricated using solution casting method. The synthesized nanocomposite films were structurally characterized using SEM, TGA and tensile analysis. SEM images showed appropriate distribution of nanocrystalline zeolite particles within polyurethane matrix. Better thermal stability of nanocomposite films in comparison to neat polyurethane was shown...

Polyurethane/zeolite 13X nanocomposite films were fabricated using solution casting method. The synthesized nanocomposite films were structurally characterized using SEM, TGA and tensile analysis. SEM images showed appropriate distribution of nanocrystalline zeolite particles within polyurethane matrix. Better thermal stability of nanocomposite films in comparison to neat polyurethane was shown...

Baharak Divband Sara Javanmardi,

Objective-The aim of this study was to investigate the healing effects of Ag+- zeolite/gelatin nanocomposite on excisional wound healing in rat animal model. Design-Experimental study Animals-Eighteen male Sprague-Dawly rats weighing 200-220g Procedure- Ag+- zeolite/gelatin nanocomposite was fabricated by sol-...

2015
Neeraj Jain M. K. Dwivedi Rashmi Agarwal Pragati Sharma

Discharge of dye effluents into the natural streams may be toxic to the aquatic lives as well as human being. In the present studies, zeolite was synthesized from coal fly ash by alkaline hydrothermal treatment and mixed with magnetite nanoparticles in suspension to produce zeolite-iron oxide magnetic nanocomposite. It was used as adsorbent for the removal of malachite green dye from aqueous so...

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