Dandan Jia

Title: Dandan Jia and Her Patent for Continuous Preparation of Exo-Tetrahydrodicyclopentadiene.

Introduction

Dandan Jia is an inventor associated with Beijing, China, and with work connected to China Petroleum & Chemical Corporation and Sinopec Research Institute of Petroleum Processing Co., Ltd. Her patent concerns a continuous process for preparing exo-tetrahydrodicyclopentadiene, also known as exo-THDCPD.

Latest Patents

The provided information lists 1 patent for Jia: “Continuous Process for the Preparation of Exo-Tetrahydrodicyclopentadiene.” The invention describes passing endo-THDCPD and hydrogen gas through two reaction zones in sequence. The first zone contains a supported metal hydrogenation catalyst that acts as a hydrogenation protectant, while the second contains a metal-modified molecular sieve catalyst that promotes isomerization.

The process converts endo-THDCPD into exo-THDCPD through hydroisomerization. According to the supplied patent description, it achieves a conversion greater than 86% and target-product selectivity greater than 94%.

Career Highlights

Jia’s listed professional affiliations connect her to China’s petroleum and refining research sector. The patent reflects work on catalyst-based process design and the continuous production of a targeted chemical compound.

Collaborations

The supplied information identifies Zhaolin Fu and Zhiping Tao as Jia’s coworkers. Their names are associated with her professional and patent-related context.

Conclusion

Dandan Jia’s listed invention focuses on improving the continuous preparation of exo-THDCPD through a two-stage catalytic process, with reported conversion above 86% and selectivity above 94%.