NEO Battery Showcases Mass-Producible Silicon Battery Prototype with Highest Capacity Retention Achieved to Date

Core Viewpoint - NEO Battery Materials Ltd. has introduced the NBMSiDE® P-300N, an advanced silicon anode product that achieves the highest capacity retention to date, aimed at enhancing battery stability while maintaining low-cost production [1][2]. Product Development - The P-300N builds on the earlier P-300 silicon anode, showcasing significant improvements in capacity retention and efficiency [2]. - The P-300N has achieved a 50-cycle average Coulombic Efficiency (CE) of over 99.8%, indicating superior performance compared to its predecessors [4]. Technical Specifications - The P-300N features two variations: a high-capacity variant with an initial capacity over 2,000 mAh/g and an average CE of over 99.5%, and a high-stability variant with approximately 2,000 mAh/g in initial capacity and an average CE of over 99.8% [8]. - Key refinements in the P-300N include improvements in particle size distribution, shape control, and a composite layer coating that enhances protection against capacity loss [7][9]. Testing and Commercialization - NEO is conducting long-term full cell tests of the P-300N, targeting over 300 cycles to validate its performance [5]. - The company has initiated scale-up efforts for mass production, with plans to manufacture near-commercial battery cells with capacities of 3 to 5 Ah [6]. Market Applications - The P-300N is positioned as a competitive solution for various applications, including electronics, power tools, drones, electric vehicles (EVs), and energy storage systems [4].