Table 1.
Comparisons of the performance of MgAl-LDH/Sep membrane with that of commercially available and literature reported dye separation membranes.
| Membrane | Pure Water Flux (L·m−2·h−1·bar−1) | Dye Permeate Flux (L·m−2·h−1·bar−1) | Dye Rejection (%) | Operating Conditions | Ref. | |
|---|---|---|---|---|---|---|
| pH limitation | Max. Temp. (°C) | |||||
| UH004 (hydrophilic PES) | 27.5 | 27 | 98.9 | 0–14.0 | 95 | [31] |
| SIO2-PIL/PES blending NF | 21.2 | null | 90-93 | – | – | [32] |
| GO-PSBMA/PES blending NF | 12.5 | 8.8 | 95 | – | – | [33] |
| Zwitterion-hydrotalcite incorporated PES | 20.1 | null | 86.7 | – | – | [34] |
| PAEK-COOH | 29.5 | 25 | 95 | 1.0–10.0 | 95 | [35] |
| MgAl-LDH/Sep | 1200 | 900 | 99.8 | – | – | This work |
Operation pressure: 0.4 MPa. This work: 0.1 MPa.