Table 1. Processing Number of MWCNTs.
| number | sample name | named number |
|---|---|---|
| 1 | [C4mim]CH2-C6H4-HSO3/MWCNTs | MWCNTs-1 |
| 2 | [C4mim]CH2-HSO3/MWCNTs | MWCNTs-2 |
| 3 | [C4mim]HSO4/MWCNTs | MWCNTs-3 |
| 4 | [C4mim]OH/MWCNTs | MWCNTs-4 |
| 5 | [C4mim]Ac/MWCNTs | MWCNTs-5 |
| 6 | [C4mim]CH2-C6H4-HSO3/MWCNTs-OH | MWCNTs-OH-1 |
| 7 | [C4mim]CH2-HSO3/MWCNTs-OH | MWCNTs-OH-2 |
| 8 | [C4mim]HSO4/MWCNTs-OH | MWCNTs-OH-3 |
| 9 | [C4mim]OH/MWCNTs-OH | MWCNTs-OH-4 |
| 10 | [C4mim]Ac/MWCNTs-OH | MWCNTs-OH-5 |
| 11 | [C4mim]CH2-C6H4-HSO3/MWCNTs-COOH | MWCNTs-COOH-1 |
| 12 | [C4mim]CH2-HSO3/MWCNTs-COOH | MWCNTs-COOH-2 |
| 13 | [C4mim]HSO4/MWCNTs-COOH | MWCNTs-COOH-3 |
| 14 | [C4mim]OH/MWCNTs-COOH | MWCNTs-COOH-4 |
| 15 | [C4mim]Ac/MWCNTs-COOH | MWCNTs-COOH-5 |