Table 1 Sample codes
S. no. | Amount of MWCNTs | Chemical route followed | Dispersion before functionalization | Functional groups attached | Sample code |
---|---|---|---|---|---|
1 | 40 mg | Double-step functionalization | No | -COOH -SO3H | FPCNT01 |
2 | 50 mg | Double-step functionalization | Yes | -COOH - SO3H | DFCNT03 |
3 | 50 mg | Single-step functionalization | Yes | -COOH | FCNT03 |
4 | 20 mg | Single-step functionalization | No | -COOH -PO3H2 | PhCNT01 |