Key Laboratory of Chemistry of Northwestern Plant Resources and Key Laboratory for Natural Medicine of Gansu Province;
Lanzhou Institute of Chemical Physics;
Chinese Academy of Sciences;
Lanzhou 730000;
China;
University of Chinese Academy of Sciences;
Beijing 100049;
China;
Engineering Technology Institute of Xinjiang Oilfield Company;
Kelamayi 834000;
China;
Norbornene; imidazolium; hexafluorophosphate(NM-MIm-PF6); Oligo(ethylene; glycol)methacrylate(OEGMA); Hydrophobic; Hydrophilic; Liquid; chromatography(LC);