Stéphane Randu

Title: Innovations of Stéphane Randu in Low-Viscosity Polyisocyanates

Introduction

Stéphane Randu is a notable inventor based in Lyons, France. He has made significant contributions to the field of chemistry, particularly in the preparation of low-viscosity polyisocyanates. His innovative work has led to the development of a unique method that enhances the properties of polyisocyanate compositions.

Latest Patents

Stéphane Randu holds 1 patent for his invention titled "Method for the preparation of low-viscosity (poly) isocyanates." This patent describes a low viscosity polyisocyanate composition that contains at least one isocyanate dimer with a uretidinedione unit. The preparation involves a reaction medium containing at least one isocyanate monomer, where the isocyanate groups are borne by sp-carbon atoms. The process requires heating the reaction medium, without a dimerization catalyst, to a temperature between 50°C and 200°C for a maximum of 24 hours.

Career Highlights

Stéphane Randu is associated with Rhodia Chimie, a company known for its innovative chemical solutions. His work at Rhodia Chimie has allowed him to explore and develop new methodologies in the field of polyisocyanates, contributing to advancements in various applications.

Collaborations

Stéphane has collaborated with talented coworkers such as Eugènie Charriere and Jean-Marie Bernard. Their combined expertise has fostered a productive environment for innovation and research.

Conclusion

Stéphane Randu's contributions to the field of low-viscosity polyisocyanates exemplify the impact of innovative thinking in chemistry. His patent and work at Rhodia Chimie highlight the importance of collaboration and creativity in driving advancements in technology.