Hybrid Deep Eutectic Solvent of LiTFSI-Ethylene Glycol Organic Electrolyte for Activated Carbon-Based Supercapacitors

Table 2

Density, viscosity, ionic conductivity, and self-extinguishing time (SET) of DESs and mixtures of DES + x% wt. AN (or EC) at room temperature.

Mixture	Density (g·cm^−3)	Viscosity (mPa·s)	Conductivity (mS·cm^−1)	SET (s·g^−1)
DES 1 : 4	1.203	21.80	2.98	50.6
DES 1 : 4 + 10% wt. AN	1.143	18.38	—	55.8
DES 1 : 4 + 20% wt. AN	1.089	14.28	3.06	52.4
DES 1 : 4 + 30% wt. AN	1.038	12.74	—	56.9
DES 1 : 4 + 40% wt. AN	0.993	10.19	—	67.8
DES 1 : 4 + 50% wt. AN	0.943	9.47	3.12	68.2
DES 1 : 4 + 10% wt. EC	1.220	20.35	—	52.3
DES 1 : 4 + 20% wt. EC	1.225	17.66	3.33	54.0
DES 1 : 4 + 30% wt. EC	1.236	15.42	—	56.1
DES 1 : 4 + 40% wt. EC	1.248	13.22	—	59.9
DES 1 : 4 + 50% wt. EC	1.260	12.37	4.23	60.3