Karim El-Othmani

Title: Karim El-Othmani: Innovator in Rubber Composition for Run-Flat Tires

Introduction

Karim El-Othmani is a notable inventor based in Clermont-Ferrand, France. He has made significant contributions to the field of rubber compositions, particularly in the development of materials for run-flat tires. His innovative approach has led to the creation of a patented rubber composition that enhances the performance and safety of tires.

Latest Patents

Karim holds a patent for a rubber composition with high processability specifically designed for run-flat tires. This crosslinkable rubber composition includes a first elastomer made of polybutadiene, which has a Mooney plasticity ranging from 40 to 70 Mooney units. The content of this first elastomer is strictly greater than 50 phr. Additionally, the composition features a second elastomer and carbon black with a specific surface area between 15 m²/g and 25 m²/g, along with an oil adsorption number of compressed sample (COAN) ranging from 65 ml/100 g to 85 ml/100 g. This innovative formulation aims to improve the durability and reliability of run-flat tires.

Career Highlights

Karim El-Othmani is currently employed at Compagnie Générale des Établissements Michelin, a leading company in tire manufacturing. His work focuses on developing advanced materials that enhance tire performance. His expertise in rubber technology has positioned him as a key player in the industry.

Collaborations

Throughout his career, Karim has collaborated with esteemed colleagues such as Joel Barbouteau and Jean-Marc Marechal. These collaborations have fostered an environment of innovation and have contributed to the advancement of tire technology.

Conclusion

Karim El-Othmani's contributions to the field of rubber compositions for run-flat tires exemplify his commitment to innovation and safety in the automotive industry. His patented work continues to influence tire manufacturing and performance standards.