Company Filing History:
5 out of 28 
1 out of 1 Years Active: 1979-1988
Title: Innovations by Schrade F. Radtke: Pioneering Zinc-Aluminum Alloys
Introduction
Schrade F. Radtke, based in New Canaan, CT, is a notable inventor recognized for his significant contributions to materials science, particularly in the field of zinc-aluminum alloys. With a total of six patents to his name, Radtke has demonstrated a commitment to advancing technology through innovative solutions.
Latest Patents
Radtke's latest patents focus on the development of zinc-aluminum alloy coatings for steel, which exhibit desirable ductile properties and a uniform fine grain structure. One of his patents details a zinc-aluminum alloy coating that comprises over 25 percent by weight aluminum and zinc. This alloy is enhanced with a rare earth alloy, improving wettability to ferrous metals. By increasing the concentration of aluminum in the alloy, the solubility of the rare earth alloy is also improved, thereby further enhancing wettability.
Another innovative contribution is the creation of an alloy for use in a zinc galvanizing bath, which consists of zinc, aluminum, and a rare earth-containing alloy such as mischmetal. The preferred embodiments of this alloy consist of approximately 85% to 97% zinc, 3% to 15% aluminum, and up to 1.0% mischmetal. Additionally, the alloy may incorporate various elements such as iron, lead, antimony, magnesium, tin, copper, and silicon.
Career Highlights
Radtke has had a distinguished career, contributing to renowned organizations such as the International Lead Zinc Research Organization, Inc. and Cosmos Engineering, Inc. His work in these institutions has further solidified his reputation as an expert in materials innovation.
Collaborations
Throughout his career, Radtke has collaborated with notable individuals such as Dodd S. Carr and Max Kronstein. These partnerships have contributed to his research and the successful development of his inventions.
Conclusion
Schrade F. Radtke's innovations in zinc-aluminum alloys not only represent advancements in materials science but also demonstrate his dedication to improving industrial applications. With several patents to his name, Radtke continues to influence the field and inspire future innovations.