Harold V Larson

Title: Harold V Larson: Innovator in Epoxidation Catalyst Preparation

Introduction

Harold V Larson is a notable inventor based in Houston, TX, with a significant contribution to the field of chemical engineering. He holds a total of 6 patents, showcasing his innovative approaches in catalyst preparation and purification processes.

Latest Patents

Among his latest patents, Larson has developed methods for utilizing monopropylene glycol from purge streams in the preparation of molybdenum-based catalysts for epoxidation reactions. This process involves combining and separating streams exiting from the propylene oxide/styrene monomer (POSM) reactor to isolate an aqueous-based, MPG-containing purge stream. This stream can be used directly in catalyst preparation or undergo further purification treatments. Additionally, he has patented a process for improving the quality of propylene oxide contaminated with high molecular weight poly(propylene oxide). This involves contacting liquid propylene oxide with solid adsorbents, such as activated carbon, to obtain a substantially pure oxide product suitable for producing high resilient flexible polyurethane foams.

Career Highlights

Throughout his career, Larson has worked with prominent companies, including Olin Corporation and Atlantic Richfield Company. His work has significantly impacted the chemical industry, particularly in the development of catalysts and purification processes.

Collaborations

Larson has collaborated with notable colleagues, including Hyman D Gillman and Morris E Clark, contributing to advancements in their respective fields.

Conclusion

Harold V Larson's innovative work in catalyst preparation and purification processes has made a lasting impact on the chemical engineering landscape. His contributions continue to influence the industry and inspire future innovations.