高強度の接着剤を生産するための持続可能な材料
Clayton R Westerman1, Bradley C McGill1, Jonathan J Wilker2,3
1Department of Chemistry, Purdue University, West Lafayette, IN, USA.
Nature
|September 13, 2023
まとめ
この研究は,大豆油のような植物性素材から作られた新しい持続可能な接着剤を紹介しています. この環境に優しい粘着剤は,産業基準に匹敵する性能を提供し,材料のリサイクルを促進し,埋立地廃棄物を削減します.
科学分野:
- 材料科学
- 緑の化学
- ポリマー科学
背景:
- 従来の接着剤は石油に依存しており 環境に問題があります
- 現在の持続可能な接着剤の代替品は 性能の制限や高コスト,スケーラビリティの問題があります
- 高性能で環境に優しい接着剤の必要性は 循環型経済にとって極めて重要です
研究 の 目的:
- 持続可能でバイオマスの成分から高性能の接着剤システムを開発する.
- 新薬の粘着性能と固化状態を評価する.
- この持続可能な接着剤が 産業用途と廃棄物の削減に 持つ可能性を実証する
主な方法:
- エポキシド化された大豆油,ヤシ酸,タンニク酸を用いた粘着剤の作成.
- 金属基板の粘着性能の試験,様々な固化条件下 (ヘアドライヤーから180°Cオーブン)
- 新しい粘着剤の強度と,エポキシのような既存の工業的粘着剤の比較分析.
主要な成果:
- 開発された接着剤システムは,現在の産業用接着剤に匹敵する性能を示しています.
- 金属基板で約18MPaまでの粘着強度を達成した.
- ヘアドライヤーで迅速に固められるか,オーブンで長時間固められ,多用途性を示します.
- 最適な条件では,性能は古典的なエポキシ接着剤を上回りました.
結論:
- バイオマスの新しい接着剤が開発されました
- この接着剤は従来の石油基の接着剤と比べても性能が優れている.
- 低コストでスケーラビリティがあり,持続可能な調達により,環境にやさしい材料の結合に適した代替品として位置づけられています.
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