Laurent Coissieux

Title: Innovations of Laurent Coissieux

Introduction

Laurent Coissieux is a notable inventor based in Gerzat, France. He has made significant contributions to the field of elastomers, particularly in the development of diene elastomers with cyclic vinyl units. With a total of three patents to his name, Coissieux's work has implications for various industries, including tire manufacturing.

Latest Patents

One of Coissieux's latest patents is titled "Diene elastomer with cyclic vinyl units and processes for obtaining same." This invention focuses on a linear or branched diene elastomer that contains cyclic vinyl units, with a mass content of at least 15%. The elastomer has a number-average molecular weight ranging from 10,000 to 300,000 g/mol. The process for producing this elastomer involves the continuous reaction of a conjugated diene monomer in an inert hydrocarbon solvent, utilizing a specific catalytic system.

Another significant patent is "Rubber compound for tire tread and method for the preparation thereof." This patent describes a crosslinkable rubber composition that includes a diene elastomer with cyclic vinyl units, which can be used to create tire treads. The elastomer in this composition also has a number-average molecular weight between 30,000 and 350,000 g/mol, and the preparation method involves anionic polymerization.

Career Highlights

Throughout his career, Laurent Coissieux has worked with Michelin Recherche Et Technique S.A., where he has contributed to advancements in tire technology. His expertise in elastomers has positioned him as a key figure in the development of innovative materials for the automotive industry.

Collaborations

Coissieux has collaborated with notable professionals in his field, including Jean-Luc Cabioch and Nicole Dajoux. These collaborations have further enhanced his research and development efforts in elastomer technology.

Conclusion

Laurent Coissieux's innovative work in the field of diene elastomers has led to significant advancements in material science, particularly for tire applications. His patents reflect a commitment to enhancing the performance and durability of elastomeric materials.