Dennis L MacDonald

Title: Innovations of Dennis L MacDonald

Introduction

Dennis L MacDonald is a notable inventor based in Wheaton, Illinois. He has made significant contributions to the field of colloidal chemistry, holding a total of six patents. His work focuses on the development of advanced colloidal compositions and methods that enhance their effectiveness and application.

Latest Patents

Among his latest patents is a groundbreaking invention titled "Colloidal compositions and methods of preparing same." This patent describes colloidal compositions that include a silicate and a metal dispersed within it. The compositions can also incorporate a stabilizer, such as a quaternary amine, to improve the dispersion of the metal within the silicate. Another significant patent is for a "Process for producing high solids colloidal silica." This method enhances the effectiveness of colloidal silica by carefully managing the removal of charged impurities, ensuring that the colloid does not become overly viscous while maintaining its functional properties.

Career Highlights

Throughout his career, Dennis has worked with prominent companies such as Ecolab USA Inc. and Nalco Chemical Company. His experience in these organizations has allowed him to apply his innovative ideas in practical settings, contributing to advancements in the industry.

Collaborations

Dennis has collaborated with several professionals in his field, including Bruce A Keiser and Maureen B Nunn. These collaborations have fostered a productive exchange of ideas and have led to further innovations in colloidal chemistry.

Conclusion

Dennis L MacDonald is a distinguished inventor whose work in colloidal compositions has made a significant impact in the field. His patents reflect a deep understanding of the complexities of colloidal systems and their applications. His contributions continue to influence advancements in this area of research.