清潔な皮の加工へのアプローチとして,硫酸による無塩漬けは,より清潔な皮の加工へのアプローチです
Renata Biškauskaitė-Ulinskė1, Virgilijus Valeika1
1Faculty of Chemical Technology, Kaunas University of Technology, Radvilenu pl. 19, 50254 Kaunas, Lithuania.
Materials (Basel, Switzerland)
|February 13, 2026
まとめ
p-toluenesulfonic acid monohydrateは,革の漬け付けに有効な代替品を提供し,クロム焼けの効率を改善し,排水汚染物質を減らすことができます. この方法は,従来のプロセスと比較できる質の高いコスト革を生成します.
科学分野:
- 革加工と材料科学について
- 持続可能な化学と環境技術
背景:
- 伝統的な皮革漬けは硫酸を使用しており,排水に関する環境問題が生じています.
- サルフォン酸は,革製造におけるより環境に優しい代替品として検討されている.
研究 の 目的:
- 皮革製造におけるピクルス剤としてのp-toluenesulfonic acid monohydrateの有効性を評価する.
- コラーゲン,クロム化,最終的な革の特性への影響を評価する.
主な方法:
- p-トロウエネスルフォン酸モノ水素と従来の方法によるピッキングの比較分析.
- コラーゲン変化と廃水の特性 (TDS,TSS,塩化物) の評価.
- クロム化効率 (クロム枯渇) と最終皮革品質の評価.
主要な成果:
- p-toluenesulfonic acid monohydrateは,従来の漬物としてコラーゲンに同様の効果を示しました.
- 実験的なピッキングにより,廃水中のTDS,TSS,塩化物濃度が著しく低下しました.
- クロム焼けは,従来のピッキングでは68.7%と比べて98%の顕著なクロム枯渇を示した.
- 低量の塩基硫酸クロムは,湿った青い革に望ましいクロム含有量を達成するのに十分でした.
結論:
- p-toluenesulfonic acid monohydrateは,革の漬け付けに適した代替品であり,クロムの効率性を高めています.
- この方法は,下水汚染物質の減少により,環境に大きな利益をもたらします.
- その結果生じる皮革は,従来の皮革に匹敵する品質を保ちます.
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