Electrolyte Additives to Form SEI in Lithium-Ion Batteries

Electrolyte Additives to Form SEI in Lithium-Ion Batteries

Updated

LiDFOB (Lithium Difluoro(oxalato)borate, L0370) and LiDFBP or LiDFBOP (Lithium Difluorobis(oxalato)phosphate, L0369) are SEI forming electrolyte additives for lithium-ion batteries. Both are highly soluble in electrolyte solvents such as carbonate esters, which enables the preparation of low-viscosity electrolyte solutions. Both also maintain high conductivity at both low and high temperatures. On the electrode, they form a uniform and electrochemically stable SEI, which improves coulombic efficiency and cyclic performance. The TCI brochure does not list specific example reactions or quantitative data, so the advantages above are the key points stated for these two products.¹) ²) ³) ⁴) ⁵)

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References

  1. S. S. Zhang, Electrochem. Commun. 2006, 8, 1423. doi:10.1016/j.elecom.2006.06.016
  2. Z. Liu, G. Cui, et al., Coord. Chem. Rev. 2015, 292, 56. doi:10.1016/j.ccr.2015.02.011
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  4. J. Han, N Choi, et al., ChemElectroChem 2017, 4, 56. doi:10.1002/celc.201600297
  5. B. Liao, W. Li, et al., Adv. Energy Mater. 2018, 8, 1800802. doi:10.1002/aenm.201800802

Download TCI brochure SEI Forming Electrolyte Additives for Lithium-Ion Batteries (PDF)

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For research and laboratory use only, not for human consumption.

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