Imidodisulfuryl fluoride lithium salt (LiFSI)/ cas: 171611-11-3
Original : https://www.shokubai.co.jp/en/products/environment/lifsi.html
Applications
Physical properties
Antistatic effects
LiFSI is added to PEG-containing acrylic-based adhesives.
Surface resistance is measured under a dry condition at 23ºC.Cycle life
Cathode：LiCoO2
Anode：Graphite
Charge/Discharge Rate：0.2CPerformance at Low Temperature
Cathode：LiNi1/3Co1/3Mn1/3O2
Anode：Graphite
Temperature：-20ºCContact
The use of LiFSI as an additive improves cycle life, charge/discharge performance, low-temperature performance and cell bulging caused at high tempreture.
- Additive for lithium ion secondary battery
- Electrolyte for lithium ion secondary battery
- Electrolyte for lithium ion primary battery
- Antistatic agent
| LiFSI | LiTFSI | LiPF6 | |
|---|---|---|---|
| Molecular Weight (g/mol) | 187 | 287 | 152 |
| Ionic Conductivity (mS/cm) | 9.8 | 6.8 | 8.0 |
| Thermal Decomposition Temperature (ºC) | 308 | 337 | 154 |
| Molecular Radius (Å) | 3.5 | 4.7 | 2.7 |
LiFSI gives better antistatic effects than other lithium salts in broad range of concentrations.
【Evaluation Conditions】LiFSI is added to PEG-containing acrylic-based adhesives.
Surface resistance is measured under a dry condition at 23ºC.
LiFSI-containing electrolyte improves the cycle life of the battery.
【Evaluation Conditions】Cathode：LiCoO2
Anode：Graphite
Charge/Discharge Rate：0.2C
LiFSI-containing electrolyte improves Discharge Capacity at low temperature.
【Evaluation Conditions】Cathode：LiNi1/3Co1/3Mn1/3O2
Anode：Graphite
Temperature：-20ºC
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