Lithium Difluoro(oxalato)borate can be used as a conducting salt or a film-forming additive in lithium-ion battery electrolytes.
- Basic information
- English name: Lithium Difluoro(oxalato)borate
- CAS number: 409071-16-5
- Molecular formula: C2BF2O4.Li
- Molecular weight: 143.76
- Related categories: Battery electrolyte
- Transport Information: Not dangerous goods
- Application
- Used as a conducting salt
It can replace the traditional lithium hexafluorophosphate (LiPF₆) as the primary salt in the electrolyte, endowing the battery with excellent low-temperature performance and fast charge/discharge capability.
- Used as a film-forming additive
It can form a stable SEI film on the electrode surface, significantly improving the battery’s cycle life, capacity retention, and safety.
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