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. 2023 Dec 20;63(1):489–497. doi: 10.1021/acs.iecr.3c03312

Table 2. Summary of Recycling Performance with Different Methodsa.

  ILM AAA in batch AAA in flow
BMIM-OTf Recovery Rate (v/v, %) 50.5 87.0 78.6
BMIM-NTf2 Recovery Rate (v/v, %) N.A. 90.8 87.3
Water Conc. in Re. BMIM-NTf2 (wt%) N.A. 4.9 2.2
a

Recovery rates are presented in volumetric ratios. Water concentrations in recycled BMIM-NTf2 are presented in weight percentages. Recovery rate and water concentration are unavailable in the ILM method due to process difference.