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High-Purity Lithium Hydroxide Recovery via Anti-Solvent Crystallisation (HiLi)

Project description

Sustainable lithium recovery to reduce environmental impact

Europe’s reliance on imported lithium and the environmental challenges of traditional extraction methods threaten its transition to climate neutrality. With the support of the Marie Skłodowska-Curie Actions programme, the HiLi project will develop an innovative approach to recover lithium hydroxide directly from lithium sulfate solutions. The proposed approach minimises waste, reduces processing steps and enhances efficiency, thereby offering a cleaner and more cost-effective alternative to conventional techniques. It also eliminates the need for intermediate lithium carbonate production and helps ensure higher purity and better control over the final product. HiLi advances will support Europe’s strategic goals of reducing dependency on critical raw materials, offering a scalable solution that will benefit the battery industry.

Objective

The transition to a climate-neutral Europe relies on securing a continuous and sustainable supply of lithium, a key component in electric vehicle (EV) batteries and renewable energy storage systems. However, Europe's dependence on lithium imports, compounded by the environmentally harmful and complex extraction processes used globally, present major risks to the continent's energy and economic security. This proposal addresses the urgent need for a cost-effective, selective and sustainable method for high purity lithium hydroxide recovery for a advanced battery technology from hard-rock-ore-derived lithium sulfate (Li2SO₄) solutions.
Our innovative approach leverages antisolvent crystallization to efficiently and selectively recover lithium hydroxide while minimizing environmental impact. Unlike conventional methods, which are costly, and produce significant chemical waste, our process streamlines recovery, improving yield, purity, and control over crystal size, phase, and morphology. By directly crystallizing lithium hydroxide monohydrate and sodium sulfate decahydrate, this method reduces processing steps and eliminates the need for intermediate lithium carbonate production, providing a more sustainable and cost-effective alternative.
The proposal is timely and aligns with the Europe's strategic objective to strengthen its battery industry and reduce dependency on critical raw materials. As demand for lithium increases, our method offers a scalable solution that can be commercialized to benefit the entire EU battery ecosystem.
With extensive experience in crystallization of pharmaceuticals and critical metals, I am well-equipped to work on this project, ensuring that the innovative process not only meets technical and environmental benchmarks but also adds significant value to Europe's industrial landscape. Our project will enhance Europe's technological sovereignty, reduce environmental impacts, and contribute to the sustainable growth of EV battery sector.

Fields of science (EuroSciVoc)

Keywords

Programme(s)

Topic(s)

Funding Scheme

HORIZON-TMA-MSCA-PF-EF - HORIZON TMA MSCA Postdoctoral Fellowships - European Fellowships

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Call for proposal

(opens in new window) HORIZON-MSCA-2024-PF-01

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Coordinator

KATHOLIEKE UNIVERSITEIT LEUVEN
Net EU contribution
€ 216 240,00
Address
OUDE MARKT 13
3000 Leuven
Belgium
Region
Vlaams Gewest Prov. Vlaams-Brabant Arr. Leuven
Activity type
Higher or Secondary Education Establishments
Links
Total cost
No data

Partners (1)