Sepion Technologies Analysis: $19M Raised
What is Sepion Technologies?
Nanoscience-driven battery separators for safer, energy-dense EVs
Location
Emeryville, United States
Employees
11-50
Founded
2015
Product Features & Capabilities
- Nanoscience-driven coated separators for lithium-ion and lithium-metal batteries
- Transition metal blocking technology
- Non-flammable electrolyte solutions
- Fast charge capabilities
- UN38.3 compliance for lithium-metal cells
- Embedded value and cost modeling tools
Use Cases
Block nickel, cobalt, manganese, copper, iron in lithium-ion batteries; Enable 5% greater volumetric energy density in EVs; Reduce vehicle mass by up to 10kg; Support fast charging in next-gen lithium-metal batteries; Achieve UN38.3 compliance for lithium-metal cells; Provide cost modeling and embedded value analysis for battery cell design
How much Sepion Technologies raised
Funding - $19M
Other Considerations
Operates 25,000 sq ft pilot facility in Alameda, CA; Maximum annualized capacity of 500,000m2 coated separators and 1MWh prototype cells; Partners with Solvay, 24M Technologies, DOE, ARPA-E, and Activate; Technology filters ions at atomic level to block harmful transition metals
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