Effect of Ionic Liquid Surfactants on Coal Oxidation and Structure

Table 1

CMC results of the six ILs.

ILs	CMC (mol/L)	CMC (g/L)
[HOEtMIm][NTf2]	0.001	0.407
[HOEtMIm][BF4]	0.01	2.140
[N8,8,8,1]Cl	0.002	0.808
[N2,2,2,2]Cl	0.8	132.568
[C12MIm]Br	0.008	2.651
[C14MIm]Br	0.004	1.438