Green ultrasonic engineering of hierarchical microphase structures and enhanced properties in chitosan–silk blends across molecular weight ranges

Key Points

• Enhanced properties were noted in chitosan-silk blends with varying molecular weights, optimizing their performance for practical use.
• Properties significantly improved by 25% using ultrasonic engineering methods, showcasing effective material modification.
• Analysis of ultrasound-assisted blending techniques on chitosan and silk blends was conducted, revealing promising enhancements in microphase structure.
• Potential applications in biomedical and packaging fields are highlighted, indicating a significant positive impact on material innovation.