Xiaoqi Sun

Title: Innovations of Xiaoqi Sun in Rare Earth Element Recovery

Introduction

Xiaoqi Sun is a notable inventor based in Fujian, China, recognized for his contributions to the field of rare earth element recovery. He holds 2 patents that focus on innovative methods for extracting valuable materials from waste residues. His work is significant in promoting sustainable practices in the rare earth industry.

Latest Patents

One of Xiaoqi Sun's latest patents is a method for recovering thorium and rare earth elements from rare earth waste residues. This method involves several steps, including mixing waste residues with an inorganic acid, extracting elements with an organic phase, and back-extracting thorium into an aqueous phase. The extractant used in this process contains alkyl phosphonic acid monoalkyl ester and dialkylphosphinic acid, ensuring efficient recovery of valuable elements.

Another patent focuses on an extractant and method for extracting and separating yttrium. The extractant comprises cations selected from quaternary phosphonium or quaternary ammonium, with sec-octylphenoxy acetate as the anion. This innovative approach allows for low acidity extraction and high efficiency, while also minimizing waste production during the process.

Career Highlights

Xiaoqi Sun is affiliated with the Xiamen Institute of Rare Earth Materials, where he conducts research and development in the field of rare earth materials. His work has contributed to advancements in sustainable extraction methods, which are crucial for the future of the industry.

Collaborations

Xiaoqi collaborates with notable colleagues, including Yanliang Wang and Yamin Dong, who contribute to his research efforts and innovations in rare earth element recovery.

Conclusion

Xiaoqi Sun's innovative patents and research in rare earth element recovery highlight his significant contributions to the field. His work not only advances technology but also promotes sustainability in the extraction of valuable resources.