Chenxin Tian

Title: Innovations by Chenxin Tian in Membrane Technology

Introduction

Chenxin Tian is a notable inventor based in Shanghai, China, recognized for his contributions to membrane technology. He has been instrumental in developing methods that enhance the recycling and longevity of polyvinylidene fluoride (PVDF) membranes used in water treatment processes. With a total of two patents to his name, his work reflects a commitment to sustainability and innovation in environmental engineering.

Latest Patents

Chenxin Tian's latest patents include a method for recycling scrapped polyvinylidene fluoride (PVDF) membranes produced in water treatment. This innovative method involves a series of steps including cleaning the scrapped membrane with sodium hypochlorite and citric acid, treating it with a structural transformation agent, and enhancing its hydrophilicity through self-polymerization of dopamine. This process not only extends the service life of the membranes but also improves their anti-contamination performance.

Another significant patent is focused on the preparation of polyamide (PA) nanofiltration (NF) membranes by regenerating scrapped microfiltration (MF) membranes. This method employs a cleaning-repairing-interfacial polymerization upgrading strategy, utilizing sodium hypochlorite and oxalic acid for deep cleaning. The use of PDA as a repairing agent allows for the construction of a reaction platform on the membrane surface, ultimately leading to the formation of a PA NF membrane with enhanced properties.

Career Highlights

Chenxin Tian is affiliated with Tongji University, where he continues to advance research in membrane technology. His work has garnered attention for its practical applications in improving water treatment processes and addressing environmental challenges.

Collaborations

Chenxin collaborates with esteemed colleagues, including Zhiwei Wang and Ruobin Dai, who contribute to his research endeavors. Their combined expertise fosters a dynamic research environment that promotes innovation in membrane technology.

Conclusion

Chenxin Tian's innovative approaches to recycling and enhancing membrane technology demonstrate his significant impact on environmental engineering. His patents reflect a dedication to sustainability and the advancement of water treatment solutions.