David E Wallick

Title: David E. Wallick: Innovator in Methylcellulose Solutions

Introduction

David E. Wallick is a notable inventor based in Midland, MI (US). He has made significant contributions to the field of chemical engineering, particularly in the preparation of methylcellulose solutions. With a total of 7 patents to his name, Wallick's work has had a considerable impact on various industrial applications.

Latest Patents

Wallick's latest patents include a process for preparing an aqueous solution of methylcellulose. This innovative process involves anhydroglucose units joined by 1-4 linkages, where hydroxy groups of the anhydroglucose units are substituted with methyl groups. The specific ratio of s23/s26 is maintained at 0.36 or less, ensuring the desired properties of the solution. The process requires mixing the methylcellulose with an aqueous liquid at a temperature not exceeding 10°C and at a shear rate of at least 1000 s.

Career Highlights

Throughout his career, David E. Wallick has worked with prominent companies such as Dow Global Technologies LLC and The Dow Chemical Company. His expertise in chemical processes has been instrumental in advancing the applications of methylcellulose in various industries.

Collaborations

Wallick has collaborated with esteemed colleagues, including Robert L. Sammler and Charles D. Gartner. These partnerships have fostered innovation and contributed to the successful development of his patented processes.

Conclusion

David E. Wallick's contributions to the field of methylcellulose solutions exemplify the spirit of innovation. His patents and collaborations reflect a commitment to advancing chemical engineering practices.