William M Herring

Title: William M. Herring: Innovator in Esterification Processes

Introduction

William M. Herring, an accomplished inventor based in Trenton, MI, has made significant strides in the field of chemical engineering. He holds four patents, showcasing his expertise and innovation in processes that enhance the preparation and purification of chemical compounds.

Latest Patents

Among Herring's latest innovations are two notable patents focused on phthalic acid diester preparation. The first outlines a continuous process for producing phthalate diesters using phthalic acid or anhydride combined with a stoichiometric excess of saturated aliphatic alcohols containing between four to ten carbon atoms. This comprehensive procedure involves the reaction of phthalic acid or anhydride in a reactor followed by a meticulous purification process that includes neutralization with sodium hydroxide and separation into organic and aqueous phases. The method emphasizes sustainability by recycling materials and minimizing waste, particularly through the effective treatment of aqueous waste streams.

The second patent provides an improvement in the purification of polyether polyols. This innovative process employs a solvent wash and recovery system to efficiently remove residual catalysts, enhancing the quality of the final product.

Career Highlights

William M. Herring currently works at BASF Wyandotte Corporation, a leading chemical company renowned for its commitment to innovation and sustainability in the chemical industry. His contributions have been critical in advancing the efficiency of chemical processes, particularly in esterification and purification methods.

Collaborations

Throughout his career, Herring has collaborated with notable colleagues such as Joseph F. Louvar and Kamal K. Ladha, contributing to the development and refinement of innovative chemical processes. Their joint efforts reflect a strong commitment to pushing the boundaries of what is possible in chemical manufacturing.

Conclusion

William M. Herring exemplifies the spirit of innovation that drives advancements in the chemical industry. His patents not only enhance production efficiency but also align with sustainable practices, making a significant impact in the field. As he continues to develop groundbreaking technologies, Herring's work remains pivotal for future innovations in chemical engineering.