Qiang Li

Title: Qiang Li: Innovator in Graphite and Lithium Battery Recovery Technologies

Introduction

Qiang Li is a prominent inventor based in Guangdong, China, known for his significant contributions to the fields of materials science and battery technology. With a total of four patents to his name, he has developed innovative methods that address environmental concerns and improve the efficiency of battery recycling processes.

Latest Patents

One of Qiang Li's latest patents is titled "Expanded graphite and preparation method therefor." This preparation method involves several steps, including mixing graphite powder with a metal peroxide and/or alkali metal superoxide in a protective atmosphere. The process aims to produce a composite material that, when subjected to a liquid medium, results in intercalated graphite. The final step involves heating this intercalated graphite to create expanded graphite, effectively minimizing harmful impurities such as sulfur and sulfides during production, thus reducing environmental pollution.

Another notable patent is the "Method for recovering lithium battery slurry and device for recovery of same." This method includes pretreating lithium battery slurry and then using centrifugal spray drying to separate solid phases from solvents. The accompanying device features a centrifugal spray drying system designed to enhance the recovery of NMP after separating positive electrode material, showcasing an innovative approach to lithium battery recycling.

Career Highlights

Qiang Li has worked with notable companies such as Guangdong Brunp Recycling Technology Co., Ltd and Hunan Brunp Recycling Technology Co., Ltd. His experience in these organizations has allowed him to apply his innovative ideas in practical settings, contributing to advancements in recycling technologies.

Collaborations

Throughout his career, Qiang Li has collaborated with talented individuals, including You Zhou and Dingshan Ruan. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.

Conclusion

Qiang Li's work in the field of graphite and lithium battery recovery technologies highlights his commitment to innovation and environmental sustainability. His patents reflect a deep understanding of material science and a dedication to improving recycling processes.