Efficient Separation and Targeted Activation of Lignin by Ethanolamine Pyruvate Protic Ionic Liquid. - Zhu, Liuli; Zhu, Jiatian; Zhou, Jingpeng; Feng, Qin; Liu, Baojie; Qin, Chengrong; Liang, Chen; Huang, Caoxing; Yao, Shuangquan (Polymers (20734360), 2026)