Lignin composites for uv-shielding coatings in agriculture
Lignin and lignin nanoparticles form bio-based composites for effective UV-shielding coatings in agriculture, enhancing seed preservation and insect resistance. These eco-friendly composites are applied using spray, dip, or spin coating methods.
Overview
Lignin composites offer an innovative solution for UV-shielding in agricultural applications. By leveraging the natural UV-blocking properties of lignin and lignin nanoparticles, these bio-based materials provide effective protection against harmful UV rays. When combined with cellulose, chitosan, or other bio-based materials, they create coatings that not only shield seeds from UV radiation but also enhance insect resistance and seed preservation. Furthermore, these water-dissolvable composites are environmentally friendly, ensuring safety and biodegradability.
Technical specifications
Key features:
- Utilizes lignin and lignin nanoparticles for superior UV protection
- Combines with materials like cellulose and chitosan for enhanced performance
- Provides seed preservation and insect resistance
- Environmentally friendly and biodegradable
- Applied through methods such as spray coating, dip coating, and spin coating
Technology readiness level
The technology is at TRL 4, indicating that it has been validated in a laboratory environment. Future studies will focus on testing lignin composite coatings on various plant seeds to assess their UV-shielding, preservation, and insect resistance capabilities. This research will require collaboration with organizations for resources like plant seeds and coating equipment.
About Kangwon National University
Kangwon National University is a large public research university organized across four campuses in Gangwon State, South Korea, with about 30,000 students and 1,400 faculty. Its regional model connects research, talent, and external partners across Chuncheon, Gangneung, Samcheok, and Wonju, giving companies multiple points of access to university expertise and facilities. An industry–university cooperation foundation supports sponsored research, shared equipment, technology commercialization, and startups; a campus innovation park is being developed to host companies and research organizations, joint work, field training, and networking. Research is supported by competitive funding from Korea’s National Research Foundation, Ministry of Science and ICT, Ministry of Trade, Industry and Energy, and Ministry of Education.
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