Christopher Robert Nelsen

Title: Christopher Robert Nelsen: Innovator in Gypsum Anhydrite Fillers

Introduction

Christopher Robert Nelsen is a notable inventor based in Lindenhurst, IL (US). He has made significant contributions to the field of materials science, particularly in the development of gypsum anhydrite fillers. His innovative approach has led to advancements in the manufacturing processes of these materials.

Latest Patents

Nelsen holds a patent for "Gypsum anhydrite fillers and process for making same." This patent discloses a process for producing dead burn calcium sulfate anhydrite. The process includes a slurry calcination step to create calcium sulfate anhydrite, followed by the removal of free water while minimizing rehydration. The patent also describes dead burn calcium sulfate anhydrite particles with high aspect ratios, such as fibers with an average aspect ratio of at least 4:1, or very fine particle sizes at or below 2 micrometers. These particles are characterized by very low water content, making them useful as fillers in various applications.

Career Highlights

Nelsen is associated with the United States Gypsum Company, where he has applied his expertise in materials science. His work has contributed to the company's reputation as a leader in the gypsum industry. His innovative processes and products have enhanced the quality and performance of gypsum-based materials.

Collaborations

Throughout his career, Nelsen has collaborated with notable colleagues, including Michael Lawrence Bolind and Michael J Porter. These collaborations have fostered a creative environment that encourages innovation and the development of new technologies.

Conclusion

Christopher Robert Nelsen is a distinguished inventor whose work in gypsum anhydrite fillers has made a significant impact in the materials science field. His innovative processes and collaborations continue to drive advancements in this area.