Jun Han

Title: Innovations of Jun Han: A Leader in Catalyst Development

Introduction

Jun Han is a notable inventor based in Sunnyvale, CA, who has made significant contributions to the field of catalyst technology. With a total of eight patents to his name, his work primarily focuses on the development of catalysts for hydrocarbon processing, particularly in relation to dewaxing and hydrodesulfurization.

Latest Patents

Among Jun Han's latest innovations are two significant patents. The first patent is for a sour service dewaxing catalyst without a separate hydrogenation function. This innovative catalyst is designed for the dewaxing of hydrocarbon feeds, specifically those with elevated sulfur and nitrogen levels. The catalyst includes a zeolite with a low silica to alumina ratio combined with a low surface binder, or alternatively, a high ratio of zeolite surface area to external surface area.

The second patent centers around selective catalysts with silica supports for naphtha hydrodesulfurization. This patent describes a method for hydrodesulfurizing FCC naphtha using a Co/Mo metal hydrogenation component loaded on a silica or modified silica support. The process minimizes olefin saturation by ensuring the silica support has a defined pore size distribution, enhancing its effectiveness in hydrodesulfurization.

Career Highlights

Throughout his career, Jun Han has held positions at prestigious companies, including ExxonMobil Research and Engineering Company and Celanese International Corporation. His work in these institutions has solidified his reputation as a leading inventor in catalyst technology.

Collaborations

Jun Han has had the opportunity to collaborate with esteemed colleagues such as Valery Sokolovskii and David M Lowe. These collaborations have further enriched his research and the innovations produced during his career.

Conclusion

Jun Han's contributions to the field of catalyst technology through his extensive patent portfolio underscore his importance as an inventor. His latest patents demonstrate a keen understanding of the challenges faced in hydrocarbon processing, providing innovative solutions that pave the way for advancements in the industry. With a successful career and valuable collaborations, Jun Han continues to influence the future of catalyst development.