Research results

Collagen degradation

Showing 21–30 of 41 papers, ranked by topic relevance.

XXXVIII IULTCS Congress · 2025 · L-P-001

Innovative Use of Raspberry Leaf Extract as a Natural Mordant for Sustainable Leather Dyeing

André L.N. Zanella; Tatiana B. Schreiner; Raquel Mourão; Joaquim Gaião; Arantzazu Santamaria-Echart; Maria Filomena Barreiro

… color degradation. This suggests that: ✓ Raspberry extract may provide dye- binding efficiency comparable to metallic mordants, possibly due to tannins (e.g., ellagic acid) interacting with collagen and dyes. ✓ The tannin-dye-collagen complex …

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XXXVIII IULTCS Congress · 2025 · L-O-007

Multifunctional wet-white leather tanning system based on vegetable tannins and dual-functionalized zirconium phosphate nanoplatelets: Optimization, characterization, and applications

Jiabo Shi; Yixuan Zeng; Liyao Wang; Miao Zhang; Yi Zhang

… Hydrogen-bonding and electrostatic interactions between the ZrP NPs and collagen fibers stabilized the collagen fibers, enabling hierarchical incorporations of ZrP NPs with the leather matrix. Moreover, we propose a mixed-dimensional materials design …

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XXXVIII IULTCS Congress · 2025 · L-O-004

Pilot Scale Study of Sulfide Free Enzymatic Unhairing for Ethiopian Raw Materials: Towards Sustainable and Circular Economy Pathway

Jayakumar Gladstone Christopher; Mohammed Hussien Seid; Prasanna Ramakrishnan; Akash Bhalla; Dagnew Negasa; Mishamo Wakasso; Sundarapandiyan Sundaramoorthy; Balaraman Madhan; Saravanan Palanivel

Enzymatic unhairing is an alternative to traditional sulfide -based unhairing processes in leather manufacture to achieve sustainable and cleaner methods. The leather manufacturers poised forward - thinking strategy to replace conventional methods. However, there are …

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III IULTCS EuroCongress · 2022 · V-O-078

Ecological tanning based on modified carbohydrates

Michela Paganin1, Marco Gentilin2, Giancarlo Lovato3

… or electrochemically, thus forming glucose chains containing two or more carbonyl groups able to react with collagen and able to coordinate with other binders such as tannins, cross-linking agents and metals. With this …

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III IULTCS EuroCongress · 2022 · V-O-098

Biodegradable leather: sodium alginate derivatives as re-tanning agents

Elena Badea1,8*, Ioan Călinescu4*, Petre Chipurici4, Cristina Carșote5, Concepció Casas6, Anna Bacardit6, Placido Neri3, Carmine Gaeta3, Rocco Gliubizzi2, Franca Nuti7, Ilaria Quaratesi1,2,3

… The SADs ability to bind to collagen was evaluated by micro-Differential Scanning Calorimetry. The best SAD was synthetized on micro-pilot scale and tested as re-tanning agent in a wet white process …

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