Ping Xu

Title: Innovations by Inventor Ping Xu

Introduction

Ping Xu is a distinguished inventor based in Kyoto, Japan, known for his significant contributions to the field of gas separation technologies. With a total of two patents to his name, Xu has developed innovative methods that enhance the performance and manufacturing processes of polyimide-type gas permeation membranes.

Latest Patents

One of Ping Xu's latest patents is titled "Method of manufacturing a polyimide-type gas permeation membrane." This invention involves a polyimide resin dope, characterized by having at least three fluorine atoms in its repeating molecular unit, which can be extruded into tube form or coated on a supporting body. The innovative process allows the dope to be immersed in a compatible solvent, resulting in a virtually defect-free polyimide-type gas separation membrane enriched with fluorine. Remarkably, this method is cost-effective and simplifies production.

Another notable patent by Xu is "Gas separating composite membrane and process for producing the same." This invention describes a gas-separating composite membrane that consists of two types of polyimide resin layers, each possessing different molecular structures and solubility in organic solvents. The first layer is a porous polyimide supporting membrane with significant nitrogen gas permeation flux density, while the second layer delivers outstanding gas separating performance through a fluorine-containing polyimide thin film. This innovative composite excels in heat and chemical resistance, ensuring both high performance and practicality in cost.

Career Highlights

Throughout his career, Ping Xu has made significant strides in the realm of polymer chemistry and membrane technology. His work at Nitto Denko Corporation has placed him at the forefront of innovations that optimize the efficiency of gas separation processes. With advanced technical skills and a deep understanding of material science, Xu has successfully developed solutions that meet contemporary industrial challenges.

Collaborations

Ping Xu collaborates closely with esteemed colleagues Tomomi Ohara and Hisao Hachisuka, whose expertise complements his innovative endeavors. This collaborative spirit fosters a dynamic environment within Nitto Denko Corporation, advancing their collective research and development initiatives.

Conclusion

Ping Xu stands out as a leading inventor in the field of gas separation technology, with patents that demonstrate his commitment to enhancing performance and manufacturing efficiency. Through his innovative approaches to polyimide-type gas permeation membranes, Xu continues to contribute to advancements that hold promise for various industrial applications. His work not only reflects his individual brilliance but also showcases the power of collaboration in the pursuit of technological progress.