Mark A Kuehne

Title: The Innovations of Mark A. Kuehne in Reverse Osmosis Membrane Technology

Introduction

Mark A. Kuehne, an accomplished inventor located in Evanston, IL, has made significant contributions to the field of water treatment technology. With a portfolio of two patents, his work focuses on enhancing the efficiency and effectiveness of reverse osmosis membranes. This technology is crucial for providing clean water in various applications, making his innovations particularly impactful.

Latest Patents

Kuehne's latest patents center around the development of high flux reverse osmosis membranes. These membranes exhibit improved water flux and superior solute rejection characteristics. The formation process involves an interfacial reaction of a monomeric polyamine with an amine-reactive reactant, carried out in the presence of a monohydric phenol on a porous substrate. A notable example described in his patents is a high flux composite membrane that is prepared by coating a porous substrate with an aqueous solution containing specific concentrations of m-phenylenediamine and phenol. The process includes interfacially contacting this substrate with a nonaqueous solution of trimesoyl chloride to form a polyamide coating, followed by washing and drying steps to ensure purity.

Career Highlights

Mark A. Kuehne is currently associated with Nl Chemicals Technologies, Inc., where he continues to develop innovative solutions in the realm of water purification. His research has not only advanced the science of membrane technology but has also shown significant practical applications in enhancing water quality.

Collaborations

Throughout his career, Kuehne has collaborated with notable professionals in the field, including Norman N. Li and Robert J. Petersen. These partnerships have played a vital role in advancing the research and development of new membrane technologies.

Conclusion

Mark A. Kuehne’s contributions to the field of reverse osmosis membrane technology mark a significant step forward in water purification methods. His dedication to innovation and collaboration has led to advancements that have the potential to improve access to clean water, underscoring the critical importance of his work in today’s world.