Effect of Gamma Irradiation on the Stability of Tanned Leather

Leather tanning involves several processes of converting putrescible hide to stable leather resistant to harsh environmental conditions. Severe conditions such as high temperatures and UV radiation, when exposed to the leather materials, cause degradation and decrease physical, chemical, and str...

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Main Authors: Mercy Chebwogen, Kallen Mulilo Nalyanya, Tabitha A. Amollo, Simon Gachagua Mathenge
Format: Article
Language:English
Published: idd3 2024-04-01
Series:Textile & Leather Review
Subjects:
Online Access:https://www.tlr-journal.com/tlr-2024-038-chebwogen/
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author Mercy Chebwogen
Kallen Mulilo Nalyanya
Tabitha A. Amollo
Simon Gachagua Mathenge
author_facet Mercy Chebwogen
Kallen Mulilo Nalyanya
Tabitha A. Amollo
Simon Gachagua Mathenge
author_sort Mercy Chebwogen
collection DOAJ
description Leather tanning involves several processes of converting putrescible hide to stable leather resistant to harsh environmental conditions. Severe conditions such as high temperatures and UV radiation, when exposed to the leather materials, cause degradation and decrease physical, chemical, and structural properties. The effect of gamma irradiation on viscoelastic properties and stability of tanned leather against thermal and photodegradation was studied using the Dynamic Mechanical Analysis (DMA) technique. The thermal stability of chrome and mimosa-tanned leather was inferred from the peak of storage modulus graphs. Gamma irradiation of samples with low doses increased the storage modulus of chrome and mimosa-tanned leathers. Doses up to 20 kGy decreased the stability of thermally aged chrome-tanned leather. However, for mimosa-tanned, there was an increase at higher doses as a result of gamma irradiation inducing additional bonds that enhance the stability of the tanned leather. Nevertheless, there is a variation in the stability of chrome-tanned leather at different doses of irradiation.
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spelling doaj.art-75578f1877f84677a98f65f00a13efd32024-04-06T21:13:40Zengidd3Textile & Leather Review2623-62812024-04-01755056810.31881/TLR.2024.038Effect of Gamma Irradiation on the Stability of Tanned LeatherMercy Chebwogen0Kallen Mulilo Nalyanya1Tabitha A. Amollo2Simon Gachagua Mathenge3Department of Physics, Egerton University, Egerton, Nakuru, KenyaDepartment of Physics, Egerton University, Egerton, Nakuru, KenyaDepartment of Physics, Egerton University, Egerton, Nakuru, KenyaDepartment of Physics, Egerton University, Egerton, Nakuru, KenyaLeather tanning involves several processes of converting putrescible hide to stable leather resistant to harsh environmental conditions. Severe conditions such as high temperatures and UV radiation, when exposed to the leather materials, cause degradation and decrease physical, chemical, and structural properties. The effect of gamma irradiation on viscoelastic properties and stability of tanned leather against thermal and photodegradation was studied using the Dynamic Mechanical Analysis (DMA) technique. The thermal stability of chrome and mimosa-tanned leather was inferred from the peak of storage modulus graphs. Gamma irradiation of samples with low doses increased the storage modulus of chrome and mimosa-tanned leathers. Doses up to 20 kGy decreased the stability of thermally aged chrome-tanned leather. However, for mimosa-tanned, there was an increase at higher doses as a result of gamma irradiation inducing additional bonds that enhance the stability of the tanned leather. Nevertheless, there is a variation in the stability of chrome-tanned leather at different doses of irradiation.https://www.tlr-journal.com/tlr-2024-038-chebwogen/gamma irradiationleatherthermal stabilityphotostabilityviscoelasticity
spellingShingle Mercy Chebwogen
Kallen Mulilo Nalyanya
Tabitha A. Amollo
Simon Gachagua Mathenge
Effect of Gamma Irradiation on the Stability of Tanned Leather
Textile & Leather Review
gamma irradiation
leather
thermal stability
photostability
viscoelasticity
title Effect of Gamma Irradiation on the Stability of Tanned Leather
title_full Effect of Gamma Irradiation on the Stability of Tanned Leather
title_fullStr Effect of Gamma Irradiation on the Stability of Tanned Leather
title_full_unstemmed Effect of Gamma Irradiation on the Stability of Tanned Leather
title_short Effect of Gamma Irradiation on the Stability of Tanned Leather
title_sort effect of gamma irradiation on the stability of tanned leather
topic gamma irradiation
leather
thermal stability
photostability
viscoelasticity
url https://www.tlr-journal.com/tlr-2024-038-chebwogen/
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AT simongachaguamathenge effectofgammairradiationonthestabilityoftannedleather