Table 2. Cathodic Limiting Potentials, Anodic Limiting Potentials, ESWs, Glass Transition Temperatures, and Thermal Decomposition Temperatures of the Neat ILs and the IL-Based Electrolytes.
| 0.1
mA cm–2 |
0.2
mA cm–2 |
Tg (°C) | Tonset (°C) | |||||
|---|---|---|---|---|---|---|---|---|
| IL/electrolyte | EC (V vs Li/Li+) | EA (V vs Li/Li+) | ESW (V) | EC (V vs Li/Li+) | EA (V vs Li/Li+) | ESW (V) | ||
| (N4,4,4,4)(MEEA) | 2.20 | 5.07 | 2.87 | 1.74 | 5.38 | 3.64 | –67 | 204 |
| (P4,4,4,4)(MEEA) | 1.11 | 4.75 | 3.64 | 0.88 | 5.0 | 4.12 | –80 | 317 |
| [Li(MEEA)]0.1[(P4,4,4,4)(MEEA)]0.9 | 1.08 | 4.73 | 3.65 | 0.84 | 4.99 | 4.15 | –78 | 330 |
| [Li(MEEA)]0.2[(P4,4,4,4)(MEEA)]0.8 | 1.07 | 4.87 | 3.80 | 0.82 | 5.08 | 4.26 | –77 | 334 |
| [Li(MEEA)]0.3[(P4,4,4,4)(MEEA)]0.7 | 0.98 | 4.74 | 3.76 | 0.70 | 5.0 | 4.30 | –77 | 337 |
| [Li(MEEA)]0.4[(P4,4,4,4)(MEEA)]0.6 | 1.06 | 4.81 | 3.75 | 0.69 | 5.20 | 4.51 | –76 | 340 |