Renault's Ampere and Basquevolt Partner on Next-Gen Lithium-Metal Batteries

Key highlights
  • Ampere and Basquevolt focus on lithium metal-based batteries for EVs.
  • Basquevolt's technology offers higher energy density and reduced costs.
  • The collaboration has been ongoing for over 12 months.
  • Production process is simpler, cutting capital investment by 30% per GWh.

Partnership Overview

Ampere, part of Renault Group, and Basquevolt have signed a Joint Development Agreement to advance lithium metal-based batteries for electric vehicles. This collaboration aims to enhance battery performance and accelerate commercial deployment.

Technological Advancements

Basquevolt's technology offers a significant improvement in energy density over current lithium-ion batteries. By utilizing polymer electrolyte and advanced anode materials, the batteries promise compact, lightweight designs with superior thermal stability and fast-charging capabilities.

Strategic Goals

The partnership focuses on validating battery performance in real-world automotive conditions. The goal is to meet evolving customer needs and support the transition to next-generation EV batteries.

Manufacturing Efficiency

After over a year of collaboration, Basquevolt has demonstrated that its technology can achieve high energy density while reducing overall battery pack costs. The simpler manufacturing process enabled by polymer electrolyte results in approximately 30% lower capital investment per GWh and 30% less energy used per kWh produced.

Source: InnoEnergy

chemXplore Weekly

The week’s project milestones and project news from the chemical industry, free every Wednesday.

Free. One email a week. Unsubscribe any time.

Related articles

21 April 2026
EBA annual event: Europe shifts to industrial-scale battery execution

Panelists stressed transition from project launches to industrial ramp-up, needing coordinated policy, finance and market measures, new funding tools, and scalable tech to secure competitiveness

13 July 2026
Rivus Batteries raises €2 million to scale critical‑mineral‑free flow battery chemistry

€2m seed plus €2m in grants to scale an organic, critical‑mineral‑free flow battery electrolyte compatible with commercial flow battery hardware.

5 March 2026
Altris and Mecaware Join 2026 EIC Accelerator

Selected for EIC funding, they aim to scale battery materials and recycling, enhancing Europe's clean energy and circular economy efforts.