Ultrahigh molecular weight branched polyhydroxyethyl methacrylate was synthesised at room temperature. - Tian, Yu; Huang, Feiyao; Zhu, Di; Jiang, Li; Jiang, Qimin; Yang, Hongjun; Huang, Wenyan; Xue, Xiaoqiang; Jiang, Bibiao (Materials Research Innovations, 2025)