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Keyword: thermal insulation

Total Papers Found: 37

Thermal characterization of a lightweight mortar containing expanded perlite for underground insulation

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The shotcrete technique is a method used to pneumatically spray concrete at mine openings to provide insulative working environments. This study tested the thermal conductivity of Expanded Perlite Aggregate (EPA) ...

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Preparation of silica aerogel/polyurethane composites for the application of thermal insulation

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The authors prepared silica aerogel/polyurethane composites by two different methods for the comparison of the two methods. The objective was to study the thermal insulation and hydrophobic properties of ...

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The application of thermal conductivity measurements to the Kuqa River profile, China, and implications for petrochemical generation

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The thermal conductivities of 6 rocks containing gypsum, as well as 6 rocks in which gypsum is absent were determined experimentally. The rock samples were taken from the Kuqa depression, in the ...

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Thermal performances of asphalt mixtures using recycled tyre rubber as mineral filler

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Recycled tyre rubber was used to replace varying fractions of limestone as filler in asphalt in order to determine the effect that the added rubber would have on the thermal ...

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Heat transfer in microcellular polystyrene/multi-walled carbon nanotube nanocomposite foams

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Polystyrene/multi-walled carbon nanotube (PS/MWCNT) nanocomposite foams were prepared in order to determine if these foams exhibited a reduced thermal conductivity in comparison to pristine polystyrene foam. The thermal ...

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Closed-cell carbon foams from diphenolic acid-based polybenzoxazine

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Carbon foams were prepared from diphenolic acid-based benzoxazine foams by pyrolysis under nitrogen atmosphere. The method used in this article produced foams containing a large fraction of closed cells which ...

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Mechanical and Adiabatic Properties of Silica Aerogel Doped with TiO2 Nanowire

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The potential for the use of silica aerogels doped with TiO2 nanowires as thermal insulators was evaluated. It was found that the TiO2-doped aerogels showed good thermal insulation properties ...

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Effect of the pore volume fraction on the thermal conductivity and mechanical properties of kaolin-based foams

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Very porous ceramics were prepared by the direct foaming method containing 79% kaolinite , based on commercial clay. Ceramics were prepared with different pore volume fractions, and the different ceramics were analyzed ...

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Glass foams from dismantled cathode ray tubes

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Glass components recovered from dismantled cathode ray tubes (CRTs) are very difficult to recycle or reuse and so other methods of using these glass components must be found to prevent ...

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

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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 ...

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