Bernard Besson

Title: The Innovations of Bernard Besson

Introduction

Bernard Besson is a notable inventor based in Pont de Claix, France. He has made significant contributions to the field of chemistry, particularly in the area of chlorination processes. With a total of four patents to his name, Besson's work has had a considerable impact on the development of phenolic compounds.

Latest Patents

Besson's latest patents include innovative methods for the selective ortho-chlorination of phenols. This process involves the selective chlorination of phenolic compounds, specifically admixtures of 2,4-dichlorophenol and 2,6-dichlorophenol, at the ortho positions using gaseous chlorine in a molten medium. The presence of a selectivity-enhancing effective amount of an organic cation is crucial for this process. Another significant patent focuses on the chlorination of ortho-chlorophenol, where polychlorophenols, such as 2,6-dichlorophenol, are effectively prepared by chlorinating ortho-chlorophenol with gaseous chlorine. This process can occur in the presence of other chlorophenols, typically in a molten state, and requires a catalytically effective amount of a primary, secondary, or tertiary amine.

Career Highlights

Besson has been associated with Rhone-Poulenc Chimie, a prominent company in the chemical industry. His work there has allowed him to explore and develop innovative chemical processes that enhance the production of valuable compounds.

Collaborations

Throughout his career, Besson has collaborated with esteemed colleagues such as Jean-Roger Desmurs and Isabelle Jouve. These collaborations have contributed to the advancement of his research and the successful development of his patented processes.

Conclusion

Bernard Besson's contributions to the field of chemistry through his innovative patents demonstrate his expertise and commitment to advancing chemical processes. His work continues to influence the industry and showcases the importance of innovation in scientific research.