TY - RPRT TI - Polyurethanes Based on Unmodified and Refined Technical Lignins: Correlation between Molecular Structure and Material Properties AU - Wang, Yun-Yan AU - Scheidemantle, Brent AU - Wyman, Charles E. AU - Cai, Charles M. AU - Ragauskas, Arthur J. PY - 2021 DO - 10.1021/acs.biomac.1c00223 UR - https://www.osti.gov/biblio/1784105 ID - 1784105 ER -