Utilization of Waste Leather for Efficient Removal of Ca2+ and Mg2+ in Lithium Carbonate Production

Strategic Insights -

Researchers from Sichuan University have made a breakthrough discovery in the field of nanotechnology, utilizing waste leather to efficiently remove calcium and magnesium ions from lithium carbonate production. The findings, published in the journal Nanoscale Advances, demonstrate the potential of this innovative approach to produce high-quality lithium carbonate, a crucial component in the production of electric vehicle batteries.

Key Takeaways:

  • The study evaluated the use of vegetable-aldehyde combination tanned leather to filter Ca2+ and Mg2+ from a LiHCO3 solution, utilizing the nano structure of the leather.
  • Results showed an effective reduction in Ca2+ and Mg2+ concentrations in the LiHCO3 solution, with the leather able to be reused for at least 12 cycles.
  • The research highlighted the tanned leather's potential as a reliable filtration medium for lithium-ion battery precursors.
  • The study was funded by Guangzhou and Leather and Leather Goods Industry Research Center, Aba science and technology bureau.
  • The researchers noted that this approach offers a cost-effective and sustainable high-quality lithium carbonate production strategy.

Statistics:

  • The study demonstrated an effective reduction in Ca2+ and Mg2+ concentrations in the LiHCO3 solution.
  • The leather was able to be reused for at least 12 cycles.
  • The researchers estimated that this approach could potentially reduce production costs and environmental impact of lithium carbonate production.

Sources:

  • NewsRx. Researchers from Sichuan University Report Details of New Studies and Findings in the Area of Nanostructures (Utilization of Waste Leather for Efficient Removal of Ca 2+ and Mg 2+ In Lithium Carbonate Production via ...). Nanotechnology Weekly. October 27, 2025; p 3994.
  • Utilization of Waste Leather for Efficient Removal of Ca 2+ and Mg 2+ In Lithium Carbonate Production via Nano-structural Adsorption. Nanoscale Advances, 2025.