ILJIN Electric introduced a next-generation silicon alloy anode material.

Silicon anode materials are gaining attention as next-generation secondary battery materials to replace existing graphite. Major domestic and international battery companies are accelerating their research and development and commercialization efforts.

The next-generation silicon alloy anode material ‘nanoAISA-1750’ developed by ILJIN Electric. /Courtesy of ILJIN Electric

ILJIN Electric unveiled the next-generation silicon alloy anode material "nanoAISA-1750" at "InterBattery 2025," held from the 5th to the 7th at COEX in Gangnam, Seoul. This innovative anode material, which utilizes rapid solidification alloy technology, has been micro-sized to a few nanometers (nm).

nanoAISA is noted for applying a high-efficiency process that maximizes raw material utilization, reducing manufacturing expenses and favoring mass production. In particular, the company explains that it excels in performance as its storage capacity is nearly five times larger than existing products, maintaining over 90% of the initial capacity even after more than 500 charge and discharge cycles.

ILJIN Electric plans to move toward commercialization soon after evaluations of finished goods currently underway with domestic battery companies. According to SNE Research, the global silicon anode material market is expected to grow from $1.9 billion (approximately 2.7 trillion won) in 2025 to $4.3 billion (approximately 6.2 trillion won) in 2030, and $6.6 billion (approximately 9.6 trillion won) by 2035.

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