Coatings Archives - Thermtest Inc.

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

Author(s): Hongwei Yang, Shan-Tung Tu, Weiling Luan

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 ...

Keywords: Coatings, Microhardness, Scanning Electron Microscope, Scanning electron microscope (SEM), SEM, Sprayed Coatings, Tensile Bonding Strength, Thermal Conductivity, X-ray Diffraction, X-ray diffraction (XRD), XRD

The Effects of Thermophysical Properties and Environmental Conditions on Fire Performance of Intumescent Coatings on Glass Fibre-Reinforced Epoxy Composites

Author(s): Baljinder K. Kandola, Piyanuch Luangtriratana, Serge Bourbigot, Sophie Duquesne

The reaction to fire properties of three commercial coatings designed for steel structures were investigated. The coatings in this study were covering a glass fiber-reinforced epoxy composite. It was determined ...

Keywords: Char Expansion, Coatings, composites, cone calorimeter, Epoxy, Fire Protection, glass, Intumescent Coatings, Thermal Barrier Properties, Thermal Conductivity, Transient Plane Source Technique

Characterization of anisotropic and irregularly-shaped materials by high-sensitive thermal conductivity measurements

Author(s): H. Nagai, T. Okutani

The transient plane source (TPS) technique has a wide range of applications because of its capability to test solids, liquids, powders, and anisotropic materials over a range of sizes. Thermal ...

Keywords: anisotropy, Bulk material, ceramics, Coatings, Complex geometry, films, heat flow, metal, probe, Sensor, Single sided, Solids, Thermal Analysis, Thermal Conductivity, thermal contact resistance, Thermal Resistance, thermal transport properties, Thin, Transient hot-strip (THS), Transient plane source (TPS), Transient plane source (TPS) method

Properties of Nanocrystals-formulated Aluminosilicate Bricks

Author(s): Barbara Federica Scremin, Caterina Lorusso, Claudia Carlucci, Emanuela Filippo, Francesca Baldassarre, Francesca Conciauro, Gaetano Terranova, Giuseppe Ciccarella, Paolo Maria Congedo, Rosaria D'Amato, Viviana Vergaro

Seven different types of nanocrystals were used as additives in aluminosilicate bricks to determine if this is a valid method of decreasing the thermal diffusivity of the bricks for use ...

Keywords: Archimedes Method, building materials, Building Refractories, Coatings, Compression Breaking Test, Compression Resistance, density, Fillers, ICP-AES, Inductively Coupled Plasma-Atomic Emission Spectroscopy, Inductively Coupled Plasma-Atomic Emission Spectroscopy (ICP-AES), Nanocrystals, Porosimetry, porosity, Raman Microscopy, Scanning Electron Microscopy, Scanning Electron Microscopy (SEM), SEM, TEM, Thermal Conductivity, Thermal Diffusivity, TPS Method, Transient Plane Source, Transient plane source (TPS) method, Transmission electron microscopy, Transmission electron microscopy (TEM), Water Absorption, X-ray Diffraction, X-ray diffraction (XRD), XRD

Properties and Performance of High-Purity Thermal Barrier Coatings

Author(s): A. Cipitria, I. O. Golosnoy, L. Xie, M. R. Dorfman, S. Paul, T. W. Clyne

Using the transient plane source (TPS) technique, the authors investigated the thermal properties of a series of yttria-stabilized zirconia (YSZ) thermal barrier coatings (TBCs). The YSZ coatings had varying amounts ...

Keywords: Coatings, Dilatometry, Impurity Content, Plasma Spraying, Purity, Rapid Temperature Furnace, TBCs, Thermal Barrier Coatings, Thermal Barrier Coatings (TBCs), Thermal Conductivity, TPS Technique, Transient Plane Source, Transient plane source (TPS) method, X-ray Diffraction, X-ray diffraction (XRD), XRD, Young's Modulus, YSZ, Yttria-Stabilized Zirconia, Yttria-Stabilized Zirconia (YSZ)

Low Thermal Conductivity Coatings for Gas Turbine Applications

Author(s): J. Wigren, N. Markocsan, P. Nylen, X.-H. Li

Thermal barrier coatings (TBC) are plasma sprayed onto gas turbine parts in order to improve combustion efficiency and component life time. Two TBC are looked at in this report: yttria ...

Keywords: Coatings, Laser Flash Technique, Laser Flash Technique (LFT), LFT, Plasma Spraying, Plasma Torch Power Input, porosity, TBC, Thermal Barrier Coatings, Thermal Barrier Coatings (TBC), Thermal Conductivity, TPS Technique, Transient Plane Source, Transient plane source (TPS) method

Thermally conductive, insulated polyimide nanocomposites by AlO(OH)-coated MWCNTs

Author(s): James Economy, Jiarui Xu, Qianyi Wang, Shanxiong Xiao, Siwei Liu, Yi Zhang, Zhengping Qiao, Zhenguo Chi

In this paper, a thermally conductive insulated inorganic nanolayer of AlO(OH) was coated onto the surface of multi-walled carbon nanotubes (MWCNTs) to create a novel thermally conductive material. The ...

Keywords: Carbon nanotubes, CNTs, Coatings, Electrical Conductivity, Microelectronics, multi-walled carbon nanotubes, Multi-walled carbon nanotubes (MWCNTs), MWCNTs, nanocomposites, Thermal Conductivity

Thermal properties of the optically transparent pore-free nanostructured yttria-stabilized zirconia

Author(s): Alexander A. Balandin, D. Teweldebrhan, J. E. Garay, J. R. Morales, S. Ghosh

Yttria-stabilized zirconia (YSZ) was synthesized by the spark plasma sintering process to generate pore-free, homogenous bulk samples that were then tested for thermal conductivity, which was measured by two separate ...

Keywords: Advanced Electronics, Callaway-Klemens Model, Coatings, density, fuel cell, Grain Size, High Temperature Coatings, Laser Flash Technique, Laser Flash Technique (LFT), LFT, Micro-Raman Spectroscopy, Optically Transparent Thermal Insulators, Optically Transparent Thermal Insulators (OTTI), OTTI, PHM, Phonon-Hopping Model, Phonon-Hopping Model (PHM), porosity, Scanning Electron Microscopy, Scanning Electron Microscopy (SEM), SEM, Solid Oxide, Spark Plasma Sintering Process, Temperature, Thermal Conductivity, Thermal Diffusivity, thermal insulation, TPS Technique, Transient Plane Source, Transient plane source (TPS) method, X-ray Diffraction, X-ray diffraction (XRD), XRD, YSZ, Yttria-Stabilized Zirconia, Yttria-Stabilized Zirconia (YSZ)

Synthesis of hollow silica nanospheres by sacrificial polystyrene templates for thermal insulation applications

Author(s): Arild Gustavsen, Bjorn Petter Jelle, Linn Ingunn C. Sandberg, Tao Gao

In this paper, researchers synthesized monodispersed polystyrene spheres (PS), of a desired size. Generally, PS have a typical diameter ranging from 180 nm to 900 nm. However, the researchers in this study ...

Keywords: Coatings, diameter, hollow silica nanosphere, hollow silica nanosphere (HSNSs), HSNSs, monodispersed polystyrene spheres, photon scattering, polystyrene sphere, polyvinylpyrrolidone, Polyvinylpyrrolidone (PVP), PVP, silica coating process, sphere size, Thermal Conductivity, thermal insulation

Industrial development of high-entropy alloys

Author(s): Chih-Chao Yang, Jien-Wei Yeh, Wei-Hong Wu

Traditional alloys are composed of approximately one to two major metal elements, such as aluminum, and titanium, etc. For the purpose of casting molds, new research has led to the ...

Keywords: Alloys, Chemical inertness, Coatings, Composition, hardness, High-entropy alloys, Industrial applications to alloys, metal, Microstructure, Temperature, Wear resistance

Keyword: Coatings

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

The Effects of Thermophysical Properties and Environmental Conditions on Fire Performance of Intumescent Coatings on Glass Fibre-Reinforced Epoxy Composites

Characterization of anisotropic and irregularly-shaped materials by high-sensitive thermal conductivity measurements

Properties of Nanocrystals-formulated Aluminosilicate Bricks

Properties and Performance of High-Purity Thermal Barrier Coatings

Low Thermal Conductivity Coatings for Gas Turbine Applications

Thermally conductive, insulated polyimide nanocomposites by AlO(OH)-coated MWCNTs

Thermal properties of the optically transparent pore-free nanostructured yttria-stabilized zirconia

Synthesis of hollow silica nanospheres by sacrificial polystyrene templates for thermal insulation applications

Industrial development of high-entropy alloys

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