Xiaoxin Chang

Title: Xiaoxin Chang: Innovator in Palladium-Based Catalysts

Introduction

Xiaoxin Chang is a prominent inventor based in Beijing, China. He has made significant contributions to the field of catalysis, particularly with his innovative work on palladium-based supported hydrogenation catalysts. His research focuses on enhancing the efficiency and effectiveness of chemical processes.

Latest Patents

Xiaoxin Chang holds a patent for a "Palladium-based supported hydrogenation catalyst, and preparation method and application thereof." This invention relates to a catalyst that is prepared by impregnating an AlO-containing carrier with an organic solution containing a bipyridine derivative having a hydroxy group. The process includes drying and impregnating with a mixed solution containing palladium ions and auxiliary active components selected from Ag, Au, Ni, Pb, and Cu. The preparation method allows for the uniform dispersion of Pd and M atoms on the carrier, overcoming challenges related to surface tension and solvation effects. The resulting catalyst exhibits excellent hydrogenation activity, ethylene selectivity, and anti-coking performance, making it suitable for selective hydrogenation processes of C2 fractions.

Career Highlights

Xiaoxin Chang is associated with Petrochina Company Limited, where he applies his expertise in catalysis to advance the company's research and development initiatives. His work has been instrumental in improving the efficiency of chemical processes within the organization.

Collaborations

Xiaoxin collaborates with notable colleagues, including Chunxia Che and Yulong Liang. Their combined efforts contribute to the advancement of innovative solutions in the field of catalysis.

Conclusion

Xiaoxin Chang's contributions to the development of palladium-based catalysts highlight his role as an influential inventor in the field of chemical engineering. His innovative approaches continue to pave the way for advancements in hydrogenation processes.