Investigation of Thermal and Solar Properties of Aerogel Powder Coated Textiles

Aerogels, the lowest-density solids in the world, have very effective thermal insulation properties with their extremely high surface area and porous structure. Recently, there has been an increasing interest in using aerogels in the textile industry, especially to obtain functional and technical te...

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Main Authors: Atike KÖKEN, Mehmet KANİK
Format: Article
Language:English
Published: Kaunas University of Technology 2023-08-01
Series:Medžiagotyra
Subjects:
Online Access:https://matsc.ktu.lt/index.php/MatSc/article/view/32869
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author Atike KÖKEN
Mehmet KANİK
author_facet Atike KÖKEN
Mehmet KANİK
author_sort Atike KÖKEN
collection DOAJ
description Aerogels, the lowest-density solids in the world, have very effective thermal insulation properties with their extremely high surface area and porous structure. Recently, there has been an increasing interest in using aerogels in the textile industry, especially to obtain functional and technical textiles. In this study, thermal and solar properties of polyester fabrics coated at different concentrations (1 %, 2 %, and 4 %) of aerogels with different particle sizes (~ 8 µm, 0 – 80 µm, 0 – 0.5 mm) were investigated. It was observed that the aerogel particle size and concentration had a significant effect on the thermal and solar properties, and the lowest thermal conductivity coefficient and thermal resistance values (0.036 W/mK and 14.33 m2 K/W, respectively) appeared at the largest particle size and maximum concentration. In contrast, the solar reflectance values of the coated samples decrease up to 62 % with increasing aerogel particle size. In a conclusion, the coating method with aerogel powders could be applied to improve the thermal insulation and solar protection properties of mainly curtains, tents, tarpaulins, and sportswear fabrics.
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spelling doaj.art-bba83564061b4baba6d917777f41d2d82023-08-24T05:22:25ZengKaunas University of TechnologyMedžiagotyra1392-13202029-72892023-08-0129338239010.5755/j02.ms.3286938123Investigation of Thermal and Solar Properties of Aerogel Powder Coated TextilesAtike KÖKEN0https://orcid.org/0000-0002-1781-5025Mehmet KANİK1https://orcid.org/0000-0003-2317-7282Bursa Uludag University / Bursa Technical UniversityBursa Uludag UniversityAerogels, the lowest-density solids in the world, have very effective thermal insulation properties with their extremely high surface area and porous structure. Recently, there has been an increasing interest in using aerogels in the textile industry, especially to obtain functional and technical textiles. In this study, thermal and solar properties of polyester fabrics coated at different concentrations (1 %, 2 %, and 4 %) of aerogels with different particle sizes (~ 8 µm, 0 – 80 µm, 0 – 0.5 mm) were investigated. It was observed that the aerogel particle size and concentration had a significant effect on the thermal and solar properties, and the lowest thermal conductivity coefficient and thermal resistance values (0.036 W/mK and 14.33 m2 K/W, respectively) appeared at the largest particle size and maximum concentration. In contrast, the solar reflectance values of the coated samples decrease up to 62 % with increasing aerogel particle size. In a conclusion, the coating method with aerogel powders could be applied to improve the thermal insulation and solar protection properties of mainly curtains, tents, tarpaulins, and sportswear fabrics.https://matsc.ktu.lt/index.php/MatSc/article/view/32869aerogelsthermal insulationsolar protectiontechnical textilescoatings
spellingShingle Atike KÖKEN
Mehmet KANİK
Investigation of Thermal and Solar Properties of Aerogel Powder Coated Textiles
Medžiagotyra
aerogels
thermal insulation
solar protection
technical textiles
coatings
title Investigation of Thermal and Solar Properties of Aerogel Powder Coated Textiles
title_full Investigation of Thermal and Solar Properties of Aerogel Powder Coated Textiles
title_fullStr Investigation of Thermal and Solar Properties of Aerogel Powder Coated Textiles
title_full_unstemmed Investigation of Thermal and Solar Properties of Aerogel Powder Coated Textiles
title_short Investigation of Thermal and Solar Properties of Aerogel Powder Coated Textiles
title_sort investigation of thermal and solar properties of aerogel powder coated textiles
topic aerogels
thermal insulation
solar protection
technical textiles
coatings
url https://matsc.ktu.lt/index.php/MatSc/article/view/32869
work_keys_str_mv AT atikekoken investigationofthermalandsolarpropertiesofaerogelpowdercoatedtextiles
AT mehmetkanik investigationofthermalandsolarpropertiesofaerogelpowdercoatedtextiles