Fuente: Green Chemistry Green Chem., 2025, Advance ArticleDOI: 10.1039/D5GC04066C, Critical ReviewPeter K. Karoki, Christian O. Kemefa, Xianzhi Meng, Yunqiao Pu, Mairui Zhang, Soyeon Jeong, Chang Geun Yoo, Arthur J. RagauskasThis review highlights recent advances in lignin valorization for the sustainable synthesis of non-isocyanate polyurethanes (NIPUs), emphasizing on green routes, structural modifications, and emerging applications in bio-based materials.To cite this article before page numbers are assigned, use the DOI form of citation above.The content of this RSS Feed (c) The Royal Society of Chemistry