Liwen Tang

Title: The Innovative Contributions of Inventor Liwen Tang

Introduction: Liwen Tang, an accomplished inventor based in Beijing, China, has made significant contributions to the field of catalytic cracking. With a focus on advancing catalytic processes, Tang’s innovative work has culminated in the development of a unique modified β zeolite, showcasing both technical expertise and inventive acumen.

Latest Patents: Liwen Tang holds a patent for a modified β zeolite used as a catalytic cracking catalyst. This modified β zeolite contains 0.5-15 wt % of an IVB group metal element represented in oxide form based on the dry weight of the zeolite. Notably, 30-60% of the medium strong acid centers of the modified β zeolite contribute to the total acid amount. The strong acid centers make up 5-25% of this total, while maintaining a B acid to L acid ratio of 0.8 or higher. Additionally, the weight ratio of the IVB group metal element present in the body phase of the modified β zeolite to that on its surface falls between 0.1-0.8. This innovative catalyst demonstrates enhanced selectivity and yield of C4 olefin, providing substantial improvements in catalytic performance.

Career Highlights: Liwen Tang's professional journey includes pivotal roles at prominent organizations, such as China Petroleum & Chemical Corporation and the Research Institute of Petroleum Processing under Sinopec. Through his tenure at these institutions, Tang has honed his skills and contributed to breakthrough advancements in petroleum processing technologies.

Collaborations: Throughout his career, Liwen Tang has had the opportunity to collaborate with distinguished colleagues, including Shanqing Yu and Jiasong Yan. These collaborations have fostered a dynamic exchange of ideas and propelled innovative research endeavors in the field of catalytic materials.

Conclusion: Liwen Tang's inventive spirit and dedication to innovation in catalytic processes position him as a key figure in the realm of chemistry and materials science. His patented modified β zeolite serves as a testament to his impactful contributions, influencing both industrial applications and future research trajectories in the field.