Papers:
Surface Modification and Performance Analysis of Jute Based Nanophased Green Composite
The surface modification of jute fibers was accomplished by performing subsequent chemical treatments such as detergent washing, dewaxing, alkali and acetic acid treatment. The morphology of the modified surface was examined using the scanning electron [...]
Chemical and Phase Transformations of Nanocrystalline Oxides in a Carbon Nanoreactor
The application of nanocrystalline oxides as precursors for synthesis of new nanomaterials with the preservation of the dimensions of the initial nanoparticles is of considerable interest. Its main problem is the sintering and growth of [...]
Integration of SWCNT into Olefin polymer composites
Single Walled Carbon NanoTubes (SWCNT) have covalently integrated into polyolefin such as PP and PE. SWCNTs are homogeneously distributed in the polymer matrix without interface problem due to covalently anchor.
Role of Nanoparticles in Life Cycle of Nanocomposites
Gu X., Chen G., Zhao M., Watson S.S., Zhe D., Stutzman P.E., Nguyen T., Chin J.W., Martin J.W., NIST, US
This study is to investigate the role of ZnO nanoparticles in the life cycle of a waterborne polyurethane (PU) nanocomposite during UV exposure. The specimens were exposed to the NIST SPHERE (Simulated Photodegradation via High [...]
Surface tailoring of carbon fabric reinforced PES composites with micro and nano PTFE fillers
Carbon fabric reinforced polymers (CFRPs) are being increasingly used as advanced composites for structural materials applications, especially in aircraft industry because of very high specific strength and modulus apart from their higher thermal conductivity, corrosion [...]
Characterizing Nanoparticle Emissions from Burning Polymer Nanocomposites
Nyden M.R., Harris R.H., Kim Y-S, Davis R.D., Marsh N.D., Zammarano M., National Institute of Standards and Technology, US
At Nanotech 2009, we presented evidence that CNFs used as fire retardants in polyurethane foam (PUF), were destroyed in the flames and, therefore, were not released when CNF containing foams are burned under well-ventilated conditions. [...]
Direct Evidence of Nanoparticle Release from Epoxy Nanocomposites Exposed to 295 nm-400 nm UV Radiation
Nanoparticles are increasingly used for enhancing multiple properties of polymers in many industries including construction, automobile, and aerospace. However, recent research suggests that nanoparticles might have negative effects on the environments and health safety. Since [...]
An analytical method to quantify the release of silica nanoparticles from polymer nanocomposites exposed to UV radiation
Silica nanoparticles are being utilized to enhance the mechanical performance of polymeric coatings used in automotive and construction industries. However, cumulative effects of UV radiation will degrade the polymeric molecules, resulting in a potential for [...]
Developing a Strategy for the Spatial Localisation and Autonomous Release of Silver Nanoparticles within Smart Implants
A novel approach to the controlled release of silver nanoparticles from a solid state repository within microdevice/micro fluidic architectures is presented. The dynamics of their formation, mechanism and influence on particle formation and release characteristics [...]
Nanoparticle release from nano-containing product, introduction to an energetic approach
The use of nanoparticles in manufactured products becomes more and more frequent and could lead to new potential risks for the workers, the consumers and the environment. This study focused on the R&D process of [...]
Poly(vinyl chloride)/TiO2 nanocomposite resin via the synthesis of TiO2 nanoparticles in vinyl chloride followed by in situ suspension polymerization
Various methods are established and implemented to prepare polymer/TiO2 nanocomposites, but the choice of preparation method is limited in the case of most frequently used commodity polymers such as PVC, because of their enormous production [...]
Functionalization of Carbon Nanotubes for Advanced CNT/LCP Nanocomposites
A novel approach has been made to the chemical functionalization of multi-walled carbon nanotubes (MWCNTs) for developing advanced polymeric nanocomposites with liquid crystalline polymer (LCP). In the approach, we have selectively introduced two types of [...]
Atomistic-Based Continuum Modeling of the Interfacial Properties of Structural Adhesive Bonds
This work is concerned with the multiscale modeling of nano-reinforced structural adhesive bonds (SABs) that are typically used in the transport industry, with the aerospace sector being the prime target. Specifically, it is our objective [...]
Alignment of Si3N4 nanorods in Polypropylene single fibers
We have successfully aligned the silicon nitride nanorods in polypropylene single filaments through melt extrusion process. Significant enhancement in tensile properties has been observed for 1wt% rod shaped Si3N4 particles. The tensile results clearly show [...]
Trifunctional Epoxy – SWNTs Composites. a New Non – Covalent SWNTs Integration Approach
González-Domínguez J.M., Ansón-Casaos A., Díez-Pascual A.M., Ashrafi B., Naffakh M., Johnston A., Gómez M.A., Martínez M.T., Instituto de Carboquimica (CSIC), ES
Properly dispersing CNTs within polymers, specifically egarding epoxy matrices, is extremely difficult. A novel non-covalent functionalization technique, in which a block copolymer (Pluronic F68) is used to wrap SWNTs, has been developed combining both concepts: [...]
Synthesis of polynobornene on catalyst functionalized-MWCNTs with a “grafting from” approach: The influence of the catalyst-MWCNT spacing
Longo P., Costabile C., Grisi F., Latorraca N., Ciambelli P., Sarno M., Leone C., Sannino D., University of Salerno, IT
The synthesis of “homogeneuos” polymeric composites containing multi-walled carbon nanotubes (MWNT), that could effectively combine the properties of carbon nanotubes with the solubility and processability of polymers, has emerged as one of the most important [...]
Quantum Dot – Fibre Composites
Quantum dots are nano-scale inorganic semiconductor materials typically 1-10 nm in size, which exhibit interesting optical, electronic, and catalytic properties. Their electroluminescent and photoluminescent properties find applications in optoelectronic devices, fluorescent labelling in biotechnology and [...]
Nanogold and Nanosilver Plastics
We present the innovative development of new plastic materials functionalised by nanogold and nanosilver entities which exhibit anti-microbial and catalytic effects for applications such as air and water filters, membranes, protective textiles, wound dressings and [...]
Wide Area Deposition of Transparent Flexible Nanocomposites
Our group has been involved in the deposition of thin film nanocomposites via spin coating in which the optical and mechanical properties of the composites is controlled by the volume packing of the inorganic nanoparticles. [...]
Fabrication and Characterization of the GaP/PGMA Polymer Nanocomposite for Advanced Light Emissive Device Structures
This work will continues our efforts to advance GaP/PGMA polymer nanocomposite for light emissive devices based. The components of these nanocomposites demonstrate complementary behavior and each is a candidate for use in optoelectronics. Nanoparticles of [...]
Carbon Nanocomposite Electrode for Electrostatic Precipitators
The electrostatic precipitator (ESP) is a key pollution control component in air pollution control devices for oil and coal-fired industrial boilers. Within the electrostatic precipitator, fly ash particles are charged electrically due to a corona [...]
Nanopalladium – Wool: A Novel Fibre for Multifunctional
The development of new functional textiles based on composite materials of natural fibres and nanomaterials have become of increasing interest within both academic and industrial sectors. The inherent properties of their all precursor components can [...]
The physical properties of zein nanoclay hybrid resin as a base for zein nanoclay films
The waste of petroleum-based packaging materials has become the worldwide major environmental concern. Therefore, the biodegradable materials derived from renewable resources have become under spot light as a potential approach to reduce the packaging material [...]
Nanogold and Nanosilver Wool: New Products for High Value Fashion Apparel and Functional Textiles
ORAL We have developed a new proprietary nanotechnology and product suite of high value textiles involving the use of nanogold and nanosilver as colourants and functional components in wool. This innovatively links the high value [...]
Deposition of layered TiO2/N,C-ITO film electrodes for solar hydrogen production via water splitting
In this study, a nitrogen/carbon-codoped indium tin oxide (N,C-ITO) film is deposited on unheated ITO glass substrate. Thereafter, a titanium dioxide (TiO2) film is grown on the N,C-ITO layer to be a layered TiO2/N,C-ITO (Ti/TO) [...]
Effect of Bimodal Micro-Nano Powder Mixture on the Solids Loading and Pressureless Sintering of Silicon Carbide and Aluminum Nitride
Solids loading of around 65 vol.% (against the reported 50 vol.%) and 70 vol.% (against the reported 56 vol.%) were achieved for SiC and AlN feedstocks using bimodal micro-nano (μ/n) powder mixtures, respectively. The injection [...]
Preparation, properties and thermal control applications of silica aerogel infiltrated with solid-liquid phase change materials
In the present work, silica aerogel saturated with erythritol as phase change materials (PCMs) was prepared by melt infiltration. The properties of the composite were determined by scanning electronic microscope (SEM), Fourier transformation infrared spectroscope [...]
Multifunctional Nanocomposite Systems
A method to produce multifunctional nanocomposite materials is presented. Polymer stabilized nanoparticles (e.g. hydroxides, oxides, metals, salts, etc.) are incorporated into a bulk inorganic matrix (zinc oxide/hydroxide, aluminum oxide/hydroxide, ferric oxide, silica, ceria, etc) through [...]
‘In situ polymerization and composite formation’ (IPCF): An important synthesis route in advanced materials science
‘In situ polymerization and composite formation’ (IPCF) types of reactions for the synthesis of ‘metal-polymer composite material’ have a potential advantage in the area of ‘synthetic material science’ since both the polymer and the nanoparticles [...]
Graphene and polymer composite using easy soluble expanded graphite
ESEG was prepared from a fluorinated graphite intercalation compound (FGIC) - C2F∙nClF3 containing inorganic volatile intercalating agent ClF3. The severe expanded state, together with high specific surface area of the ESEG can give us essential [...]
Thermomechanical Properties of Epoxy Resin MWCNts Nanocomposites
Kanapitsas A., Zois H., Delides C.G., Technological Educational Institute of Lamia Department of E, GR
The main aim of the present work is to study the mechanical and thermal properties of nanocomposite materials based on epoxy resin (ER) matrix reinforced with multi-walled carbon nanotubes (CNTs). The filler content was systematically [...]
Ag-TiO2 Coated Polyurethane Composite Nanofiber Web for Application in the Protection against Chemical and Biological Warfare Agent
Threats of chemical warfare (CW) and biological warfare (BW) agents are serious international problems. It is positively necessary to protect humankind against CW/BW agents. The objective in this work is to develop protective clothing that [...]
Development of Melt Blown Electrospinning Apparatus of Isotactic Polyproylene
Watanabe K., Lee K.H., Lee Y.J., Nakamura T., Lee K.H., Lee Y.J., Kim B.S., Kim I.S., Kim K.W., Kim B.S., Kim I.S., Kim K.W., Kim B.S., Kim I.S., Kim K.W., Shinshu University, JP
Melt blown electrospinning is a method of combining melt blown with melt electrospinning. In this study, we developed the multi nozzle melt blown electrospinning machine. The significant point of this method is to use air [...]
Magnetic Dye-Adsorbent Catalyst: A “Core-Shell” Nanocomposite
Shukla S., Varma M.R., Suresh K.G., Warrier K.G.K., Council of Scientific and Industrial Research (CSIR), IN
A magnetic dye-adsorbent catalyst has been developed which is the modification of the conventional magnetic photocatalyst. It consists of a nanocomposite particle having a “core-shell” structure, with a magnetic ceramic particle as a core and [...]
Nanohybrid silica/polymer subcritical aerogels
Fidalgo A., Ilharco L.M., Farinha J.P.S., Martinho J.M.G., Centro de Química-Física Molecular, Instituto Superior Técnico, PT
Novel nanohybrid silica/polymer aerogels were produced by the soft sol-gel process, under subcritical conditions. They are hydrophobic, monolithic, and with improved mechanical properties. These materials may well be the answer to low cost-high performance insulators. [...]
The magnetic properties optimization in diluted magnetic oxide semiconductor nanoparticles obtained by a modified co-precipitation approach in intrazeolitic networks
Ferromagnetism in diluted magnetic semiconductors (DMS) has been a subject of great scientific and technological interest for the past few years due to its implications for spintronics, advanced magneto-optics and sensors applications. Our research involves [...]
Evaluations of PP-g-GMA and PP-g-HEMA as a Compatibilizer for Polypropylene/Clay Nanocomposites
In this study, we investigated the performances of a hydroxy ethyl methacrylate grafted PP (PP-g-HEMA) and a glycidyl methacrylate grafted PP (PP-g-GMA) as compatibilizers in PP/clay nanocomposites. The compatibilizers were prepared by melt grafting with [...]
Journal: TechConnect Briefs
Volume: 1, Nanotechnology 2010: Advanced Materials, CNTs, Particles, Films and Composites
Published: June 21, 2010
Industry sector: Advanced Materials & Manufacturing
Topics: Advanced Materials for Engineering Applications, Composite Materials
ISBN: 978-1-4398-3401-5