Pierrick Roger-dalbert

Title: Pierrick Roger-Dalbert: Innovator in Polyamide Prepolymer Technology

Introduction

Pierrick Roger-Dalbert is a notable inventor based in Pierre-Bénite, France. He has made significant contributions to the field of polymer science, particularly in the development of methods for preparing polyamide prepolymers. His innovative approach has led to advancements in the efficiency and quality of polyamide production.

Latest Patents

Roger-Dalbert holds a patent for a "Method for the continuous preparation of formulated polyamide prepolymers." This method involves a continuous process for preparing a formulated polyamide prepolymer with a solution viscosity ranging from 0.25 dL/g to 0.70 dL/g, as measured according to ISO 307:2007 in m-cresol at 20° C. The process includes a polycondensation step using one or more polyamide precursor monomers in an extruder with at least two co-rotating conveying screws. Notably, the method allows for the addition of at least one additive during the polycondensation step without the extraction of water formed during the process.

Career Highlights

Pierrick Roger-Dalbert is currently employed at Arkema France, a leading company in the specialty chemicals and advanced materials sector. His work at Arkema has allowed him to focus on innovative solutions in polymer technology, contributing to the company's reputation for excellence in the field.

Collaborations

Roger-Dalbert collaborates with Gérald Romazini, a fellow professional in the industry. Their partnership enhances the research and development efforts at Arkema, fostering innovation in polymer applications.

Conclusion

Pierrick Roger-Dalbert's contributions to the field of polyamide prepolymer technology exemplify the impact of innovative thinking in the chemical industry. His patent and work at Arkema France highlight the importance of continuous improvement in manufacturing processes.