ポリウレタン泡の廃棄物で改造されたセメントモルターの機械特性と耐久性の評価
Gabriela Rutkowska1, Barbara Francke1, Filip Chyliński2
1Institute of Civil Engineering, Warsaw University of Life Sciences, Nowoursynowska 166, 02-787 Warsaw, Poland.
Materials (Basel, Switzerland)
|February 13, 2026
まとめ
地下ポリウレタン発泡スチロール廃棄物は,持続可能な建材を作成することができます. シメントモルタルに1%を加えると,重量が減り,耐久性が保たれ,建設における循環経済慣行を支える.
科学分野:
- 材料科学 材料科学とは
- 持続可能な建設 持続可能な建設
- 廃棄物の再利用について
背景:
- 持続可能な建築材料の需要が増加しています.
- 建築複合材料における産業廃棄物の潜在的利用.
- 伝統的な集積物にエコフレンドリーな代替品が必要である.
研究 の 目的:
- 研磨されたポリウレタン泡の廃棄物がセメントモルタルに与える影響を調査する.
- 機械的強度,耐久性,および密度を評価するために.
- 軽量で持続可能な複合材料の最適な廃棄物含有量を決定する.
主な方法:
- シメントモルタルにおける粉末ポリウレタン発泡スチロール廃棄物による細かい積層の部分的な代替.
- 散発密度,圧縮強度,屈折強度,水吸収のテスト.
- 凍結解凍サイクル抵抗の評価と微細構造分析.
主要な成果:
- 廃棄物の添加により,モルターの密度が低下し,軽量な用途に有益です.
- 1%の廃棄物添加は,強度,密度減少,凍り付く耐性の最良のバランスを示しました.
- 高い廃棄物含有量 (2-3%) は,多孔性の増加により,機械特性に悪影響を及ぼしました.
- すべてのサンプルは,継続的な水分補給に起因する,凍結-解凍サイクル後の強度の増加を示しました.
結論:
- 少量のポリウレタン発泡スチロール廃棄物は,セメントモルタルに効果的に組み込まれることができます.
- 軽量で環境に優しい建築材料が生産され,循環経済原理に準拠できます.
- 微細構造分析は,老化要因と廃棄物の組み込みによる特性変化を説明します.
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