نتایج جستجو برای: polymeric nanocomposites

تعداد نتایج: 38374  

2010
A. Sharma R. Sharma

Organic polymeric composite materials are useful in applications sucgh as light emitting diodes, electrochromic displays, smart windows, and field transistors, electromagnetic interference shielding devices, energy storage products such as batteries, super capacitors and fuel cells. Nanoparticles of conducting polymers are formed by chemical or electrochemical synthesis by precipitation, crysta...

Cationic waterborne polyurethane as a new dispersing polymer was synthesized by using relatively hydrophilic polyols. Dispersing cationic polyurethane (DCPU) nanocomposites were prepared using isophorone diisocyanate (IPDI), polyethylene glycol (PEG) with different molecular weights (Mn=200, 400, 600,and1000 g/mol), N-methyl diethanolamine (MDEA), dibutyltin dilaurate (DBTDL) and different perc...

2015
Vikas Mittal

In recent years, advanced nanocomposite materials have been widely used in a large number of commercially valuable industrial applications such as in automobile, marine coatings, aerospace, and construction industries. The nanocomposites are made up of organic polymers and inorganic nanomaterials using different processing techniques. For example, metal, metal oxide, and carbon-based nanomateri...

Journal: :Journal of nanoscience and nanotechnology 2008
Jinguo Zhang E Manias Charles A Wilkie

Polymer/clay nanocomposites have been under an extensive investigation for about 15 years. Traditional methods to modify the clay are usually limited to small organic cations, preferably containing long alkyl chain(s), which are exchanged with the inorganic cations in the clay gallery. This article provides a comprehensive review on the strategies for clay modification using polymeric surfactan...

2010
Shanghua Li Meng Meng Lin Muhammet S. Toprak Do Kyung Kim Mamoun Muhammed

This article provides an up-to-date review on nanocomposites composed of inorganic nanoparticles and the polymer matrix for optical and magnetic applications. Optical or magnetic characteristics can change upon the decrease of particle sizes to very small dimensions, which are, in general, of major interest in the area of nanocomposite materials. The use of inorganic nanoparticles into the poly...

2012
Ebunoluwa Ayandele Biswajit Sarkar Paschalis Alexandridis

Hybrid materials with superior structural and functional properties can be obtained by incorporating nanofillers into polymer matrices. Polyhedral oligomeric silsesquioxane (POSS) nanoparticles have attracted much attention recently due to their nanometer size, the ease of which these particles can be incorporated into polymeric materials and the unique capability to reinforce polymers. We revi...

Journal: :journal of physical & theoretical chemistry 2013
milad edraki mohammad banimahd keivani

this review reports recent advances in the field of polymer–layered silicate nano composites. thesematerials have attracted both academic and industrial attention because they exhibit dramaticimprovement in properties at very low filler contents. herein, the structure, preparation andproperties of polymer–layered silicate nanocomposites are discussed in general, and finally the effectof clay na...

Journal: :International journal of nanomedicine 2016
Alexander S Pozdnyakov Artem I Emel'yanov Nadezhda P Kuznetsova Tamara G Ermakova Tat'yana V Fadeeva Larisa M Sosedova Galina F Prozorova

New nontoxic hydrophilic nanocomposites containing metallic silver nanoparticles (AgNPs) in a polymer matrix were synthesized by the chemical reduction of silver ions in an aqueous medium. A new nontoxic water soluble copolymer of 1-vinyl-1,2,4-triazole and N-vinylpyrrolidone synthesized by free radical-initiated polymerization was used as a stabilizing agent. Transmission electron microscopy, ...

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