Donald J Marn

Title: Innovations by Donald J. Marn

Introduction

Donald J. Marn is a notable inventor based in Wickliffe, Ohio. He has made significant contributions to the field of lubricants and functional fluids, holding a total of 2 patents. His work focuses on enhancing the performance and longevity of seals used in various applications.

Latest Patents

Marn's latest patents include compositions for extending seal life and lubricants and functional fluids containing the same. These inventions relate to compositions that incorporate a sulfur-containing antiwear/extreme pressure agent, a basic nitrogen compound, or a mixture thereof, along with a hydrocarbyl mercaptan. The compositions may also include a phosphorus or boron antiwear or extreme pressure agent, a dispersant, or an overbased metal salt. The result is a formulation that significantly reduces the deterioration of seals, such as nitrile, polyacrylate, and fluoroelastomer, thereby extending their useful life. Additionally, Marn has developed functional fluids that are effective over a wide range of temperatures, including very high temperatures.

Career Highlights

Donald J. Marn has built a successful career at The Lubrizol Corporation, where he has been instrumental in advancing lubricant technology. His innovative approaches have led to improved product formulations that benefit various industries.

Collaborations

Marn has collaborated with notable colleagues, including Mary F. Salomon and Franklin Paul Abbott, contributing to a dynamic work environment that fosters innovation.

Conclusion

Donald J. Marn's contributions to the field of lubricants and functional fluids demonstrate his commitment to innovation and excellence. His patents reflect a deep understanding of material science and engineering, making a lasting impact on the industry.