Maurice Rignon

Title: Innovations of Maurice Rignon

Introduction

Maurice Rignon is a notable inventor based in Givry, France. He has made significant contributions to the field of chemical engineering, particularly in the area of electrochemical processes. With a total of three patents to his name, Rignon's work focuses on the reduction of nitro compounds and the production of amino alcohols.

Latest Patents

Rignon's latest patents include a process for the electroreduction of aliphatic nitro derivatives. This innovative process allows for the reduction of aliphatic nitro compounds to their corresponding nitroalcohols. The chemical electroreduction is performed on a bimetallic cathode, which consists of a copper support metal and an active element such as zinc or cadmium. Another significant patent involves the process for making amino alcohols through the electrochemical reduction of nitro compounds. This method entails a three-stage reduction of the nitro group on a cathode made from a material with a strong hydrogen overpotential. The final stage includes a purification operation by electro-electrodialysis, which is particularly useful for producing various nitroalcohols.

Career Highlights

Rignon is currently associated with L'Air Liquide, Société Anonyme Pour L'Étude Et L'Exploitation Des. His work at this esteemed company has allowed him to explore and develop innovative processes that contribute to advancements in chemical manufacturing.

Collaborations

Some of Rignon's notable coworkers include Jean Malafosse and Jean-Claude Catonne. Their collaborative efforts have further enhanced the research and development of electrochemical processes.

Conclusion

Maurice Rignon's contributions to the field of electrochemical processes demonstrate his innovative spirit and dedication to advancing chemical engineering. His patents reflect a commitment to developing efficient methods for producing valuable chemical compounds.