Depolymerized Lignin as an Enabler for Superior Lignin–Acrylonitrile Copolymers for Sustainable Wet-spun Fibers

Key Points

• The aim is to explore how depolymerized lignin can enhance the properties of lignin-acrylonitrile copolymers for fiber production.
• Analyzed the structure and characteristics of depolymerized lignin.
• Created copolymers using lignin and acrylonitrile.
• Evaluated the performance of wet-spun fibers derived from these copolymers.
• Demonstrated improved fiber properties compared to traditional polymers.
• Highlighted the potential for enhanced sustainability in carbon fiber production.
• Showed feasibility for using lignin as a significant raw material.