Company Filing History:
Years Active: 1977-1978
Title: The Innovations of Arthur R. Sexton
Introduction
Arthur R. Sexton is a notable inventor based in Midland, MI (US), recognized for his contributions to the field of chemical engineering. He holds a total of seven patents, showcasing his innovative spirit and expertise in polymer chemistry. His work has significantly impacted the development of new materials and processes.
Latest Patents
One of his latest patents is focused on a process for making polyglycidyl esters. This invention involves the reaction of acids with a polymer of tert.-alkyl glycidyl ether under anhydrous conditions and in the presence of a strong acid catalyst, preferably a sulfonic acid. The reaction occurs at temperatures between 100°C and 150°C, resulting in the displacement of the tert.-alkyl group by the acyl group of the acid, along with the evolution of tert.-olefin. By adjusting the proportion of reactant acid and the reaction time, any desired proportion of glycidyl groups can be esterified. Another significant patent involves curable mixtures and cured resins made from linear polymers of glycidol. This invention describes the creation of linear copolymers of glycidol and glycidyl esters of unsaturated fatty acids, which are useful as curable resins.
Career Highlights
Arthur R. Sexton has made substantial contributions during his career at The Dow Chemical Company. His innovative work in polymer chemistry has led to advancements in materials that are both functional and versatile. His patents reflect a deep understanding of chemical processes and their applications in various industries.
Collaborations
Throughout his career, Arthur has collaborated with esteemed colleagues, including Violete L. Stevens and Frederick P. Corson. These collaborations have fostered a creative environment that has led to significant advancements in their respective fields.
Conclusion
Arthur R. Sexton's contributions to the field of polymer chemistry through his patents and collaborations highlight his role as an influential inventor. His work continues to inspire innovation in material science and engineering.