バクテリアのセルロースで安定したオリガノ油エムルションを組み込んだキトーサンフィルム:新鮮なナッツの保存期間を延長するための機能的なアプローチ
Haibin Yuan1, Xinghong Wei1, Huaixiang Tian1
1School of Perfume and Aroma Technology, Shanghai Institute of Technology, Shanghai, 201418, China.
International journal of biological macromolecules
|September 6, 2025
まとめ
新しいキトーサン基の膜は 細菌のセルロースと オレガノ精油を組み込み 新鮮なナッツを効果的に保存します このバイオアクティブ包装は 湿度損失を減らし 腐敗を抑制することで 保存期間を60日まで延長します
科学分野:
- 食品科学と技術
- 材料科学
- バイオテクノロジー
背景:
- 新鮮なナッツは,収穫後の品質が低下しやすいので,水分が失われ,腐ります.
- 効果的な保存方法の開発は 核桃の外観と感覚特性を維持するために不可欠です
研究 の 目的:
- バクテリアセルロース/オレガノエッセンシャルオイル (BC/OEO) のピカリングエムルションによる多機能キトーサン (CS) 基膜の製造と評価.
- フィルムの物理化学的特性,抗菌性,抗酸化作用を評価する.
主な方法:
- CS-BC-OEO複合フィルムの製造は,マトリックス統合のために水素結合を使用します.
- メカニカル強度,水蒸気浸透性,紫外線阻害性,抗菌性,抗酸化性などのフィルムの性能の評価
- 新鮮なナッツの保存,品質指標の監視,保存期間のためのフィルムの適用
主要な成果:
- CS-BC-OEOフィルムは,純粋なCSフィルムと比較して,引力強度 (76.56%) と断裂時の伸長率 (82.41%) を大幅に改善したより密度の高いネットワークを示した.
- 水蒸気浸透性の低下,紫外線阻害の強化,強力な抗微生物活性 (最大97%),および高いフリーラジカル除去能力 (81. 6%) が観察されました.
- ウォールナッツに投与すると,水分損失が著しく減少し,主要な酵素活性が抑制され,保存期間が60日まで延長されました.
結論:
- 開発されたCS-BC-OEO複合膜は,持続可能で生物活性な包装材料として有望です.
- 新鮮なナッツのような脂質が豊富で 高い水分を保存します
- この技術は 保存期間を延ばし 劣悪性の高い食品の品質を 維持する 有効な解決策です
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