Sunrise New Energy Subsidiary, Guizhou Huiyang, Granted Patent In China For Fast-Charging Silicon-Carbon Anode Method

Benzinga · 1d ago

Sunrise New Energy Co., Ltd. (NASDAQ:EPOW) ("Sunrise" or the "Company") today announced that its subsidiary, Guizhou Huiyang Technology Innovation Research Co., Ltd., has been granted an invention patent titled "A Method for Improving the Fast-Charging Performance of Silicon-Carbon Composite Anode Materials" (Patent No. 202411167789.X) by the China National Intellectual Property Administration.

This patented technology addresses key industry challenges faced by silicon-carbon composite anode materials during fast charging and high-rate operation, including interfacial instability, insufficient ion transport efficiency, and accelerated capacity degradation. Through innovations in composite structural optimization, interface stabilization, and ion-transport pathway enhancement, the method significantly improves the electrochemical performance of silicon-carbon composite materials under high-rate charging conditions. This advancement is highly valuable for the development and application of next-generation fast-charging lithium-ion batteries and solid-state battery anode materials.