Information
Bijlestaal 54A, 1721 PW Broek op Langedijk, Netherlands
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Overview
- Summary
- E-magy B.V. is a Netherlands-based advanced materials company developing and producing nano-porous silicon anode material for enhanced lithium-ion battery performance, aiming for higher energy density, faster charging, and extended battery life by addressing silicon swelling issuesE-magy B.V. is a Netherlands-based advanced materials company developing and producing nano-porous silicon anode material for enhanced lithium-ion battery performance, aiming for higher energy density, faster charging, and extended battery life by addressing silicon swelling issues
- Key Products/Technologies
- Nano-Porous Silicon Anode Material: A proprietary nano-porous silicon anode material incorporating technology to effectively suppress silicon's volumetric expansion. This material enables a high silicon content of over 80% and maintains pouch cell thickness variation below 5%. It is a solution fully compatible with existing lithium-ion battery manufacturing equipment, allowing adoption without significant additional capital expenditure for battery manufacturers.Nano-Porous Silicon Anode Material: A proprietary nano-porous silicon anode material incorporating technology to effectively suppress silicon's volumetric expansion. This material enables a high silicon content of over 80% and maintains pouch cell thickness variation below 5%. It is a solution fully compatible with existing lithium-ion battery manufacturing equipment, allowing adoption without significant additional capital expenditure for battery manufacturers.
- Silicon Anode Solution: Providing a silicon anode solution that can be integrated into existing lithium-ion battery production lines. This solution contributes to significant performance improvements, boosting battery energy density by up to 40% and charging speed by up to three times. It utilizes low-cost metallurgical-grade silicon, reducing production costs and achieving a six-fold reduction in carbon emissions, representing an environmentally friendly production process.Silicon Anode Solution: Providing a silicon anode solution that can be integrated into existing lithium-ion battery production lines. This solution contributes to significant performance improvements, boosting battery energy density by up to 40% and charging speed by up to three times. It utilizes low-cost metallurgical-grade silicon, reducing production costs and achieving a six-fold reduction in carbon emissions, representing an environmentally friendly production process.
- Proprietary Nanostructured Silicon Manufacturing Process: A low-cost mass manufacturing process that prevents silicon particle swelling and breakage through nanoscale pores. This process uses micrometer-sized powder and inexpensive metallurgical silicon, replacing costly engineered particles and difficult-to-process nano-powders.Proprietary Nanostructured Silicon Manufacturing Process: A low-cost mass manufacturing process that prevents silicon particle swelling and breakage through nanoscale pores. This process uses micrometer-sized powder and inexpensive metallurgical silicon, replacing costly engineered particles and difficult-to-process nano-powders.
- High-Capacity Li-ion Cells for Drones: Currently developing a 10Ah pouch cell specifically optimized for drone and unmanned systems applications. This cell achieves an energy density of 300 Wh/kg, with a development target of 340 Wh/kg. It demonstrates stable performance over 250 cycles, maintaining excellent performance even at peak discharge rates of 5C-6C and continuous operation at 1C.High-Capacity Li-ion Cells for Drones: Currently developing a 10Ah pouch cell specifically optimized for drone and unmanned systems applications. This cell achieves an energy density of 300 Wh/kg, with a development target of 340 Wh/kg. It demonstrates stable performance over 250 cycles, maintaining excellent performance even at peak discharge rates of 5C-6C and continuous operation at 1C.
- Core Advantages
- Proprietary Nano-Porous Silicon Technology: Possessing exclusive technology that addresses the inherent volumetric expansion problem of silicon by absorbing the expansion within its nano-structure, reducing swelling to less than 1%. This is a key competitive advantage that significantly enhances battery life and stability.Proprietary Nano-Porous Silicon Technology: Possessing exclusive technology that addresses the inherent volumetric expansion problem of silicon by absorbing the expansion within its nano-structure, reducing swelling to less than 1%. This is a key competitive advantage that significantly enhances battery life and stability.
- Superior Battery Performance Enhancement: The ability to increase energy density by up to 40% and charging speed by up to three times compared to conventional graphite anodes. This contributes to extended range for electric vehicles (EVs) and reduced charging times.Superior Battery Performance Enhancement: The ability to increase energy density by up to 40% and charging speed by up to three times compared to conventional graphite anodes. This contributes to extended range for electric vehicles (EVs) and reduced charging times.
- High Compatibility with Existing Manufacturing Processes: Offering a solution fully compatible with current lithium-ion battery manufacturing lines and equipment. This minimizes the transition costs and risks for battery manufacturers.High Compatibility with Existing Manufacturing Processes: Offering a solution fully compatible with current lithium-ion battery manufacturing lines and equipment. This minimizes the transition costs and risks for battery manufacturers.
- Cost-Efficient and Sustainable Production: Utilizing readily available, low-cost metallurgical-grade silicon as raw material and an efficient casting process to reduce production costs and achieve a six-fold reduction in carbon footprint, representing an eco-friendly approach.Cost-Efficient and Sustainable Production: Utilizing readily available, low-cost metallurgical-grade silicon as raw material and an efficient casting process to reduce production costs and achieve a six-fold reduction in carbon footprint, representing an eco-friendly approach.
- Scalable Production Capacity: Operating an in-house facility near Amsterdam, Netherlands, with an annual production capacity of 25 tons, and a production process designed for easy scalability up to 300 tons per line annually. This demonstrates the capability to meet increasing market demand.Scalable Production Capacity: Operating an in-house facility near Amsterdam, Netherlands, with an annual production capacity of 25 tons, and a production process designed for easy scalability up to 300 tons per line annually. This demonstrates the capability to meet increasing market demand.
- Strong Research and Development & Collaboration Network: Accelerating technology validation and development through close collaboration with renowned research institutions like ZSW (Zentrum für Sonnenenergie- und Wasserstoff-Forschung Baden-Württemberg) and Delft University of Technology (TU Delft), as well as automotive and battery manufacturers.Strong Research and Development & Collaboration Network: Accelerating technology validation and development through close collaboration with renowned research institutions like ZSW (Zentrum für Sonnenenergie- und Wasserstoff-Forschung Baden-Württemberg) and Delft University of Technology (TU Delft), as well as automotive and battery manufacturers.
- Target Industries
- Electric Vehicle (EV) IndustryElectric Vehicle (EV) Industry
- Drone and Unmanned Systems IndustryDrone and Unmanned Systems Industry
- Consumer Electronics Industry (smartphones, laptops, etc.)Consumer Electronics Industry (smartphones, laptops, etc.)
- E-bike and Scooter IndustryE-bike and Scooter Industry
- Medical Devices IndustryMedical Devices Industry
- Renewable Energy Storage SystemsRenewable Energy Storage Systems
- Major Markets
- South Korea (CES 2025 pitching competition participant), Taiwan (CES 2025 pitching competition participant), Japan (CES 2025 pitching competition participant)South Korea (CES 2025 pitching competition participant), Taiwan (CES 2025 pitching competition participant), Japan (CES 2025 pitching competition participant)
- Netherlands (headquarters and production facility), Germany (ZSW research collaboration), Switzerland (CES 2025 pitching competition participant)Netherlands (headquarters and production facility), Germany (ZSW research collaboration), Switzerland (CES 2025 pitching competition participant)
- United States (CES 2025 Best Startup Award recipient)United States (CES 2025 Best Startup Award recipient)
- Certifications/Patents
- Patents: Nano-structured carbon coated silicon material and manufacturing method for use in lithium ion based secondary batteries (NL2027980B1). This patent covers a silicon-based material comprising micron-sized silicon particles with a nano-porous structure and its manufacturing method.Patents: Nano-structured carbon coated silicon material and manufacturing method for use in lithium ion based secondary batteries (NL2027980B1). This patent covers a silicon-based material comprising micron-sized silicon particles with a nano-porous structure and its manufacturing method.
- Awards: Winner of the 'Best Startup Award' at the CES 2025 Cross-Border Pitching Competition. This signifies international recognition for the excellence of its innovative silicon anode material technology.Awards: Winner of the 'Best Startup Award' at the CES 2025 Cross-Border Pitching Competition. This signifies international recognition for the excellence of its innovative silicon anode material technology.
- Technology Validation: Validation of low expansion rate (<1%) and high cycle life of nano-porous silicon anodes through collaborations with ZSW and Delft University of Technology.Technology Validation: Validation of low expansion rate (<1%) and high cycle life of nano-porous silicon anodes through collaborations with ZSW and Delft University of Technology.
Introduction
Location
Bijlestaal 54A, 1721 PW Broek op Langedijk, Netherlands
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