Ultra-high purity lithium salt, LiFSI, facilitates high performance in advanced battery technology
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JUNE 16, 2021
a) Ionic conductivity of electrolytes based on EC/EMC (3:7, vol.) + 2% FEC and 1M of Li salt. Increasing the LiFSI/LiPF 6 ratio enhances the lifetime at 45°C as well as calendar aging due to the improved thermal and chemical stability of LiFSI, which tends to generate less HF than LiPF 6. Figure 4: Chronoamperometry at 4.4V.
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