Jinxing Long

Title: Innovations of Jinxing Long in Lignin Depolymerization

Introduction

Jinxing Long is an accomplished inventor based in Guangzhou, China. He has made significant contributions to the field of lignin depolymerization, focusing on environmentally friendly methods for producing valuable chemicals. With a total of 2 patents, his work showcases innovative approaches to utilizing biomass resources.

Latest Patents

One of Jinxing Long's latest patents is a method for preparing maleate by selective catalytic oxidation of lignin. This invention utilizes a heteropolyacid functionalized ionic liquid as a catalyst, combined with an aqueous alcohol solution as a reaction medium. The process operates at a temperature range of 110-160°C and an oxygen pressure of 0.5-1.0 MPa for 1-6 hours. The selectivity of maleate achieved is higher than 47.83%. This method not only enhances the yield and selectivity of chemicals derived from lignin but also promotes a green and safe production process.

Another notable patent is the method for preparing p-hydroxycinnamate using ionic liquid for catalytic lignin depolymerization. This process involves the preparation of a halogen metal-based ionic liquid and the catalytic depolymerization of lignin mixed with alcohol. The reaction occurs at temperatures between 140-200°C for 4-8 hours, resulting in high value-added chemicals, with p-hydroxycinnamate as the main product. The method is characterized by its simplicity, mild conditions, and high selectivity, making it an environmentally friendly option.

Career Highlights

Jinxing Long is affiliated with the South China University of Technology, where he continues to advance research in the field of lignin utilization. His innovative methods contribute to the development of sustainable chemical processes, aligning with global efforts to reduce environmental impact.

Collaborations

Jinxing Long collaborates with notable colleagues, including Xuehui Li and Zhenping Cai, who share his commitment to advancing research in lignin depolymerization.

Conclusion

Jinxing Long's contributions to the field of lignin depolymerization highlight the potential for innovative and sustainable chemical production methods. His patents reflect a commitment to environmental sustainability and the advancement of green chemistry.