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Transforming Tropical Waste into Intelligent Food Safety Sensors! 🍤🔬
We excited to share our recent research on the development of intelligent packaging films designed to monitor seafood freshness in real-time. By leveraging locally abundant materials in Indonesia, we have created a sustainable solution that turns rambutan peel waste and porang-derived glucomannan into a high-tech safety tool.
Key Innovations from the Study:
• Real-Time Monitoring: The films act as a visual sensor, utilizing the pH-sensitive behavior of anthocyanins to change color—transitioning from yellowish (fresh) to greenish (spoiled)—as shrimp releases volatile nitrogen during storage.
• Enhanced Stability: By using gallic acid copigmentation, we can improve the color stability and antioxidant activity of the natural pigments.
• Robust Mechanical Properties: These films aren't just smart; they are strong. They exhibit a tensile strength of up to 9.37 MPa and improved microstructural homogeneity thanks to the synergy between fish gelatin and glucomannan.
• Sustainability Focus: This approach advances the use of biodegradable, bio-based polymers to reduce the environmental impact of conventional synthetic packaging.
This research highlights the incredible potential of upcycling agro-industrial by-products to enhance food safety and quality in the global seafood industry.
Further information : https://tis.wu.ac.th/index.php/tis/article...