نتایج جستجو برای: polymer nanocomposites

تعداد نتایج: 105187  

2015
Mingchao Wang Dilini Galpaya Zheng Bo Lai Yanan Xu Cheng Yan

(2014) Surface functionalization on the thermal conductivity of graphene–polymer nanocomposites. which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited. The moral rights of the named author(s) have been asserted. Notice: Changes introduced as a result of publishing processes such as copy-editing and formatting may not be reflec...

2017
Guanyao Wang Xingyi Huang Pingkai Jiang

High-dielectric-constant polymer nanocomposites are demonstrated to show great promise as energy storage materials. However, the large electrical mismatch and incompatibility between nanofillers and polymer matrix usually give rise to significantly reduced breakdown strength and weak energy storage capability. Therefore, rational selection and elaborate functionalization of nanofillers to optim...

2011
Tao Wang Alan B. Dalton Joseph L. Keddie

The effects of physisorbed polymer molecules on carbon nanotubes dispersed in a soft polymer matrix on the resulting mechanical strength of the nanocomposite are reported. From measurements of the large-strain deformation of the nanocomposites, the shear strength, τ, of the nanotube/matrix interface was determined as a function of the interfacial polymer chain length and the chain density, Σ. T...

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: :international journal of nano dimension 0
z. abbasi young researchers and elite club, ilam branch, islamic azad university, ilam, iran. e. rezaee nezhad department of chemistry, payame noor university, po box 19395-4697 tehran, iran. v. moradi young researchers and elite club, ilam branch, islamic azad university, ilam, iran. f. moradi young researchers and elite club, ilam branch, islamic azad university, ilam, iran. o. ahmadi young researchers and elite club, ilam branch, islamic azad university, ilam, iran. a. homafar department of chemistry, eyvan-e-gharb branch, islamic azad university, eyvan, iran.

the aims of the study were to investigate the effect of poly(ε -caprolactone) (pcl) and nano- sio2 within the thermoplastic starch (tps) blends on the rate and extent of starch enzymatic hydrolysis using enzymes α-amylase and amyloglucosidase. the results of this study have revealed that blends with nano-sio2 content at 6 wt% exhibited a significantly reduced rate and extent of starch hydrolysi...

2011
Mohammed Alsawafta Simona Badilescu Abhilash Paneri

Gold-poly(methyl methacrylate) nanocomposites are prepared by an in situ method, by irradiating spin-coated films containing the polymer and the gold precursor dissolved in acetone. The reduction of gold ions results in the formation of Au that nucleates and grows within the polymer film. It is shown that, depending on the energy source, gold nanoparticles with different shapes can be formed. N...

2009
Harekrishna Deka Niranjan Karak

The highly branched polyurethanes and vegetable oil-based polymer nanocomposites have been showing fruitful advantages across a spectrum of potential field of applications. Mesua ferrea L. seed oil-based hyperbranched polyurethane (HBPU)/clay nanocomposites were prepared at different dose levels by in situ polymerization technique. The performances of epoxy-cured thermosetting nanocomposites ar...

Journal: :Chemical communications 2009
Samuel Tekobo Eugene Pinkhassik

Organic nanodisks, a new type of organic nanoparticles suitable for creating polymer-polymer nanocomposites, are produced by controlled polymerization within the hydrophobic interior of bicelles (discoidal lipid aggregates) used here as recyclable scaffolds.

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: :ACS applied materials & interfaces 2014
Min Nie Dilhan M Kalyon Frank T Fisher

Interfacial properties are known to have a critical effect on the mechanical properties of a nanocomposite material system. Here, the interfacial load transfer in a carbon nanotube (CNT)/nylon-11 composite was studied with a CNT/nylon-11 nanohybrid shish kebab (NHSK) structure modification using Raman spectroscopy. Characterization of the polymer crystal in the NHSK using differential scanning ...

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