Zhihui Wang

Title: Zhihui Wang: Innovator in Lithium-Ion Technology

Introduction

Zhihui Wang is a prominent inventor based in Fremont, CA, known for his contributions to lithium-ion technology. With a focus on enhancing the performance of lithium-ion batteries, he has developed innovative solutions that address key challenges in the field. His work has led to the filing of two patents, showcasing his commitment to advancing battery technology.

Latest Patents

Zhihui Wang's latest patents include an anode structure with binders for silicon and stabilized lithium metal powder. This invention presents a simple solution processing method that achieves uniform and scalable stabilized lithium metal powder coating on lithium-ion negative electrodes. The development of a solvent and binder system for this coating involves selecting the appropriate solvent, polymer binder, and enhancing polymer concentration. The enhanced binder solution consists of a 1% concentration of polymer binder in xylene, utilizing a mixture of poly(styrene-co-butadiene) rubber (SBR) and polystyrene (PS). This method results in a long-sustained, uniformly dispersed stabilized lithium metal powder suspension. The application of a simple doctor blade coating method allows for a uniform coating that adheres firmly to the anode surface. Furthermore, the prelithiation of the negative electrode using stabilized lithium metal powder demonstrates improvements in electrochemical performance in both graphite/NMC and SiO/NMC full-cell configurations. Another notable patent involves instrumentation to dry-deliver stabilized lithium metal powder (SLMP) particles to the lithium-ion electrode, featuring a calendaring apparatus that includes a roller press and a static electricity generator.

Career Highlights

Zhihui Wang has worked with notable organizations such as Applied Materials, Inc. and the University of California. His experience in these institutions has contributed significantly to his expertise in battery technology and materials science.

Collaborations

Zhihui has collaborated with esteemed colleagues, including Gao Liu and Sergey D. Lopatin, further enhancing the impact of his work in the field of lithium-ion technology.

Conclusion

Zhihui Wang's innovative contributions to lithium-ion technology through his patents and collaborations highlight his role as a key figure in advancing battery performance. His work continues to influence the development of more efficient energy storage solutions.