Ruokui Chen

Title: Innovations of Ruokui Chen in Lithium Battery Recycling

Introduction

Ruokui Chen is a notable inventor based in Changsha, China, recognized for his contributions to the field of lithium battery recycling. With a total of four patents to his name, Chen has developed innovative methods that enhance the efficiency and effectiveness of lithium extraction from retired batteries.

Latest Patents

Chen's latest patents include a method for selectively extracting lithium from retired batteries and a wet sorting process for waste lithium batteries. The first patent discloses a method that utilizes an ion exchange effect between divalent manganese ions and lithium ions. This method involves mixing a positive electrode material with a divalent manganese salt, followed by a ball milling process that effectively damages the lattice structure of the positive electrode material. This process reduces the activation energy required for lithium extraction, resulting in a higher leaching rate and selectivity for lithium. The second patent outlines a wet sorting process that includes steps such as wet ball milling, screening, and magnetic separation to recover valuable materials from waste lithium batteries.

Career Highlights

Ruokui Chen has worked with prominent companies in the recycling technology sector, including Hunan Brunp Recycling Technology Co. Ltd. and Guangdong Brunp Recycling Technology Co., Ltd. His work in these organizations has significantly contributed to advancements in battery material recycling.

Collaborations

Chen has collaborated with notable colleagues, including Changdong Li and Qiang Li, to further enhance the development of innovative recycling technologies.

Conclusion

Ruokui Chen's innovative approaches to lithium battery recycling demonstrate his commitment to improving sustainability in the energy sector. His patents reflect a significant advancement in the field, showcasing the potential for more efficient recycling processes.