This inventor holds 1 USPTO granted patent. Top assignee: Alliedsignal Inc.. Active years: 1988.
Company Filing History:
Years Active: 1988
Title: The Innovative Contributions of Donald C Butt
Introduction
Donald C Butt is a notable inventor based in Brampton, Canada. He has made significant contributions to the field of chemical manufacturing, particularly in the production of high purity anhydrous hydrogen fluoride. His innovative approach has led to advancements that benefit various industrial applications.
Latest Patents
Donald C Butt holds a patent for the "Manufacture of high purity low arsenic anhydrous hydrogen fluoride." This patent describes a process for producing high purity anhydrous hydrogen fluoride (HF) with low levels of arsenic impurity. The method involves contacting anhydrous hydrogen fluoride product, or an intermediate product obtained during its manufacture, with hydrogen peroxide in the presence of a catalyst that includes effective amounts of molybdenum or an inorganic molybdenum compound and a phosphate compound. The process effectively oxidizes the volatile trivalent arsenic impurity to a non-volatile pentavalent arsenic compound, allowing for the distillation of high purity anhydrous hydrogen fluoride with reduced arsenic levels. Additionally, an oxidizing agent such as nitric acid or a nitrate salt can be added to the reaction mixture to eliminate organic contaminants.
Career Highlights
Donald C Butt is associated with AlliedSignal Inc., where he has applied his expertise in chemical processes. His work has been instrumental in enhancing the quality and safety of chemical products. With a focus on innovation, he has contributed to the development of processes that meet stringent purity standards.
Collaborations
Throughout his career, Donald has collaborated with esteemed colleagues such as Theodore J Jenczewski and Robert L Sturtevant. These partnerships have fostered a collaborative environment that encourages the exchange of ideas and advancements in chemical manufacturing.
Conclusion
Donald C Butt's contributions to the field of chemical manufacturing, particularly through his patent on high purity anhydrous hydrogen fluoride, highlight his innovative spirit and dedication to improving industrial processes. His work continues to influence the industry positively.