Robert A Mendelson

Title: **Innovations by Robert A Mendelson: A Pioneer in Processing Olefin Copolymers**

Introduction

Robert A Mendelson is an accomplished inventor based in Houston, TX, known for his contributions to the field of polymer science. With three patents to his name, Mendelson has significantly impacted the processing of olefin copolymers, focusing on improving their characteristics for industrial applications. His work primarily involves developing polymer compositions that exhibit enhanced performance under various conditions.

Latest Patents

Mendelson's latest inventions revolve around essentially saturated hydrocarbon polymer compositions. These innovations include a detailed examination of a polymer having a backbone chain and a plurality of hydrocarbyl sidechains. Each sidechain holds a number-average molecular weight ranging from 2500 Daltons to 125,000 Daltons and a molecular weight distribution (MWD) of 1.0-3.5.

One of the notable features of his inventions is the Newtonian limiting viscosity, which at 190°C is at least 50% greater than that of a linear olefinic polymer with the same chemical composition and weight average molecular weight. Optimized characteristics such as a low ratio of the rubbery plateau modulus and ratios of extensional viscosity further highlight the unique properties of Mendelson's polymers. Illustrations of his work include ethylene-butene prepared by anionic polymerization and hydrogenated ethylene-hexene copolymers prepared through coordination polymerization, showcasing improved processing behaviors.

Career Highlights

Mendelson is a prominent figure at ExxonMobil Chemical Patents Inc., where he applies his expertise in polymer development. His patents are not only a testament to his innovative thinking but also reflect his dedication to advancing polymer technology for better processing efficiency and material performance.

Collaborations

Throughout his career, Mendelson has collaborated with fellow experts in the field, including Cesar Alberto Garcia-Franco and David John Lohse. These partnerships have undoubtedly facilitated the exchange of ideas and fostered advancements in polymer processing methodologies.

Conclusion

In conclusion, Robert A Mendelson continues to play a vital role in the field of polymer science with his innovative patents and collaborations. His work at ExxonMobil Chemical Patents Inc. highlights his commitment to enhancing the characteristics of olefin copolymers, leading to improved processing and application versatility in various industries. Mendelson's contributions set a benchmark for future innovations within the polymer domain, reflecting the ongoing evolution of material science.