Preparation and properties of alkali lignin-based expanded flame retardant polyurethane foam
WANG Rui, AN Xinyu, GONG Ling, LI Xu, LIU Zhiming
Journal of Functional Materials . 2025, (9): 9207 -9212 .  DOI: 10.3969/j.issn.1001-9731.2025.09.025