Skip to main content
Go to the home page of the European Commission (opens in new window)
English en
CORDIS - EU research results
CORDIS

Biopolymers for high-capacity batteries

Objective

Lithium-based batteries underpin nearly all portable, automotive, and grid-scale energy systems, however, nowadays their performance is reaching theoretical limits. Current cathode chemistries, mainly NMC, NCA, and LiFePO₄, cannot deliver the ultra-lightweight, high-capacity storage required for electric aviation, space, and defence applications. Moreover, their dependence on critical transition metals such as cobalt, nickel, and manganese introduces severe environmental, ethical, and geopolitical vulnerabilities, while production and disposal of inorganic cathodes contribute significantly to CO2 emissions and toxic waste production.
Biotron Energy LLC is addressing these limitations through a revolutionary class of metal-free cathode-active materials based on plant-derived, electrochemically active biopolymers. These protein-based compounds, engineered with specific amino acid architectures, exhibit unique redox activity and a highly porous 3D molecular structure densely populated with functional groups capable of lithium-ion interaction. This design enables exceptional charge storage and stability without any transition metals or structural additives.
Laboratory prototypes developed and validated have demonstrated record-breaking performance: specific capacities up to 30,000 Ah/kg and energy densities exceeding 63,000 Wh/kg, surpassing all known lithium-based cathodes and even pure lithium’s theoretical limit. Beyond performance, Biotron Energy’s technology achieves over 95% lower CO2 emissions compared to conventional cathodes and eliminates risks of thermal runaway or fire.
With unprecedented electrochemical efficiency, intrinsic sustainability and safety, Biotron Energy’s patented biopolymer technology represents a paradigm shift in energy storage.

Fields of science (EuroSciVoc)

This project has not yet been classified with EuroSciVoc.
Be the first one to suggest relevant scientific fields and help us improve our classification service

Keywords

Programme(s)

Topic(s)

Funding Scheme

HORIZON-CSA - HORIZON Coordination and Support Actions

See all projects funded under this funding scheme

Call for proposal

(opens in new window) HORIZON-WIDERA-2025-02

See all projects funded under this call

Coordinator

BIOTRON ENERGY LLC
Net EU contribution
€ 500 000,00
Address
TARAS SHEVCHENKO STREET N1, COMMERCIAL OFFICE SPACE N 3
0108 TBLISI
Georgia
SME
Yes
Activity type
Private for-profit entities (excluding Higher or Secondary Education Establishments)
Links
Total cost
No data