Keyword: Scanning Electron Microscope

Total Papers Found: 20
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Insulation rigid and elastic foams based on albumin

Author(s): , , , , , ,

This article discusses the creation and characterization of albumin based rigid and elastic foams. These foams were created using formaldehyde as the hardener for the protein, while camphor was used ...

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Dynamic mechanical, mechanical and thermal analysis of CPI/NBR blends: effect of blend composition and crosslink density

Author(s): , , , ,

Composites made from a combination of cis-polyisoprene (CPI) and nitrile butadiene rubber (NBR) were investigated to determine the effect of varying proportions of each additive on the mechanical and thermal ...

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Thermal Characterization of Lauric–Stearic Acid/Expanded Graphite Eutectic Mixture as Phase Change Materials

Author(s): , , ,

Expanded graphite (EG) was added to lauric acid (LA)-stearic acid (SA) phase change materials to enhance their thermal conductivities. The PCMs were prepared in varying mass fractions of LA ...

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Chemical modification of tannin/furanic rigid foams by isocyanates and polyurethanes

Author(s): , , , ,

Polymeric tannin/furanic foams fortified with polyurethane (PUR) and 4,4’ diphenylmethane diisocyanate (pMDI) were prepared. The thermo-physical and mechanical properties of the produced foams were investigated experimentally.  It was found that ...

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Processing of polyurethane/carbon nanotubes composites using novel minimixer

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Polytetramethylene ether glycol (PTMEG) was used to functionalize multi-walled carbon nanotube (MWNT) by grafting to produce MWNT-g-PTMEG. These functionalized nanotubes were then dispersed in thermoplastic polyurethane (TPU) to form a ...

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Thermal energy storage performance of paraffin-based composite phase change materials filled with hexagonal boron nitride nanosheets

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A paraffin-based composite phase change material (PCM) was prepared by the addition of hexagonal boron nitride (h-BN) nanosheets to melted paraffin wax followed by vigorous stirring. The nanosheets were added ...

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CO2-blown microcellular non-isocyanate polyurethane (NIPU) foams: from bio- and CO2-sourced monomers to potentially thermal insulating materials

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Low-density microcellular non-isocyanate polyurethane (NIPU) foams were prepared using biological compounds and carbon dioxide. The morphology of these foams was investigated by scanning electron microscopy (SEM), and the thermal conductivity ...

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Corrosion Behavior and Thermal Conductivity of Plasma Sprayed AlN/Al2O3 Coating

Author(s): , ,

Composite spray coatings containing Al2O3 and AlN were prepared and their tensile bonding strength, microhardness, corrosion behavior and thermal conductivity were compared to those of pure Al2O3. The ...

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Microstructural and thermophysical properties of U–6 wt.%Zr alloy for fast reactor application

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Thermophysical properties of a uranium-6 wt. % zirconium alloy were investigated at high temperatures to evaluate the performance of the alloy as a driver fuel for a liquid-metal cooled fast reactor. ...

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Porous thermal insulation materials derived from fly ash using a foaming and slip casting method         

Author(s): , , , , ,

Coal fly ash was used as the base material for the formation of thermal insulation materials. The porosity of the produced materials ranged from 86.3-94.5 vol. %. The insulating materials were ...

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