Karl Oefele

Title: Karl Oefele: Innovator in Ruthenium Complexes

Introduction

Karl Oefele is a notable inventor based in Puchheim, Germany. He has made significant contributions to the field of chemistry, particularly in the development of ruthenium complexes. His work focuses on innovative processes that enhance the production of polymers and their hydrogenated products.

Latest Patents

Karl Oefele holds a patent for "Ruthenium complexes, process for preparation thereof, and processes for producing open-ring polymer of cycloolefins and hydrogenation products thereof by using the complex as catalyst." This invention relates to a ruthenium complex compound that features a heteroatom-containing carbene compound with a six-membered ring structure bonded to ruthenium. The patent outlines a process for producing ring-opened cyclic olefin polymers through ring-opening metathesis polymerization using this complex. Additionally, it describes a method for hydrogenating the carbon-carbon double bonds of these polymers, resulting in products with distinct physical properties compared to prior art. Notably, the use of dicyclopentadiene in this process yields hydrogenated products that exhibit excellent heat resistance, making them suitable for applications in medical appliances and electrical components.

Career Highlights

Karl Oefele is associated with Zeon Corporation, where he continues to advance his research and development efforts. His work has positioned him as a key figure in the field of polymer chemistry, particularly in the application of ruthenium complexes.

Collaborations

He has collaborated with notable colleagues, including Masato Sakamoto and Seiji Okada, contributing to the advancement of their shared research interests.

Conclusion

Karl Oefele's innovative work in ruthenium complexes and polymer production showcases his significant impact on the field of chemistry. His contributions are paving the way for advancements in various industrial applications.