Zhang X, Xie Y, Guo W, Yan L. A Phosphorous-based Polyol for Flame Retarded Rigid Polyurethane Foam. SJT [Internet]. 2023 Apr. 20 [cited 2026 Jun. 1];5(4):89-96. Available from: https://bcpublication.org/index.php/SJT/article/view/4758