Starch-based essential oil controlled-release film

Humidity-triggered release

A starch composite film activated by a pectin-nanolignin stabilized citrus essential oil Pickering emulsion, offering long-lasting slow release and humidity-responsive release while enhancing mechanical properties, barrier, and antimicrobial/antioxidant activity.

Zhang, Shikai · Haonan, Guo · Li, Houshen · Xinbei, Qiao · Wu, Peng · Li, Yijing · Ai, Shiyun · Shan, Yang · Ding, Shenghua

Food Packaging and Shelf Life 2025

Advantages

Significantly extend shelf life of perishable fruits

Enhanced mechanical properties, water contact angle, and water vapor/oxygen barrier

Long-lasting slow release, antioxidant, antibacterial, and UV resistance

Reliably biosafe and naturally degradable