Dennis A Keeley

Title: Innovations of Dennis A Keeley

Introduction

Dennis A Keeley is an accomplished inventor based in Beaverton, MI (US). He holds two patents that showcase his expertise in the field of chemistry and polymer science. His work has contributed significantly to advancements in catalyst compositions and amination reactions.

Latest Patents

Keeley's latest patents include a strong acid catalyst composition and a method for the amination of vinyl aromatic polymers with tertiary amines. The strong acid catalyst composition involves a catalyst prepared by polymerizing various components, including butylstyrene and vinyl toluene, to create copolymer beads that are sulfonated for use as a catalyst. The second patent focuses on amination reactions, particularly methods for aminating vinyl aromatic polymers using tertiary amines. This invention is particularly useful in preparing ion exchange resins that can remove perchlorate ions from water sources and recover gold cyanide from mining leach solutions.

Career Highlights

Throughout his career, Keeley has worked with notable companies such as Dow Global Technologies LLC and Rohm and Haas Company. His experience in these organizations has allowed him to develop innovative solutions and contribute to significant projects in the chemical industry.

Collaborations

Keeley has collaborated with professionals like William I Harris and Daryl John Gisch, enhancing his work through shared expertise and insights.

Conclusion

Dennis A Keeley is a notable inventor whose contributions to catalyst compositions and polymer amination have made a lasting impact in the field of chemistry. His patents reflect his innovative spirit and dedication to advancing technology.