Argylium Appoints Leadership, Outlines Battery Development Plan

Key highlights
  • Argylium aims to become the European leader in sulfide solid electrolytes for all-solid-state batteries by 2028-2030.
  • The company plans two funding rounds over the next three years to finance large-scale pilot synthesis units.
  • Argylium's roadmap includes four phases: qualification, capacity ramp-up, industrial demonstration, and industrialization.
  • The development centers in Paris and La Rochelle focus on innovation and industrial scale-up of sulfide electrolytes.

Leadership Appointments

Alessandro Chiovato has been appointed CEO of Argylium, bringing extensive experience from his previous roles at Syensqo and Solvay Group. Valérie Buissette takes on the role of CTO, leveraging her expertise in advanced battery materials and her leadership in Syensqo's "Solid State Batteries" program.

Company Objectives

Argylium, a joint venture by Axens, Syensqo, and IFPEN, aims to lead in the development of sulfide solid electrolytes for all-solid-state batteries in Europe. The company targets achieving 500 Wh/kg by 2028-2030, focusing on safety and rapid charging capabilities.

Operational Framework

Operational since January 2026, Argylium employs over 50 experts across two sites in France. The Paris research center focuses on innovation and prototyping, while the La Rochelle development center is equipped for industrial scale-up and sample production.

Roadmap and Funding

Argylium's roadmap includes four phases: qualification and financing, capacity ramp-up and securing raw materials, industrial demonstration unit and initial sales, and industrialization and licensing. The company plans two funding rounds over the next three years to support investments in large-scale pilot synthesis units.

Source: Axens

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