Alfred M Dennis

Title: Innovations by Alfred M. Dennis in Aluminum Surface Treatments

Introduction

Alfred M. Dennis, an innovative inventor based in Newburgh, Indiana, has made significant contributions to the field of aluminum surface treatments. With a total of two patents to his name, his work showcases advancements that improve the performance and durability of aluminum materials, particularly in food and beverage packaging.

Latest Patents

Dennis's latest patents reflect his expertise in the treatment of aluminum alloy substrates. His first notable patent focuses on a method for coating an aluminum alloy substrate. This process involves pretreating the substrate with an aqueous solution containing an organophosphorus compound, specifically a vinyiphosphonic acid-acrylic acid copolymer, prior to applying a polymer coating. The method includes a rejuvenation process where aluminum is removed from the solution using cation exchange resin, enhancing the efficiency and effectiveness of the coating procedure.

The second patent is for a cleaner and cleaning method specifically designed for aluminum container sheets. This method aims to improve the surface properties of aluminum sheet used in food cans and beverage can ends. It includes a unique formulation that lowers magnesium levels on the aluminum oxide surface, leading to enhanced corrosion resistance. The cleaner combines several components, including sodium carbonate, sodium hydroxide, sodium gluconate, and a compound containing 1-hydroxyethylidene-1,1-diphosphonic acid, focusing on optimizing the performance of aluminum in packaging applications.

Career Highlights

Alfred M. Dennis has dedicated his professional career to the Aluminum Company of America, where he has been instrumental in advancing technologies related to aluminum processing and treatment. His work in developing surfaces that foster improved durability and performance in aluminum products has positioned him as a valuable contributor in the industry.

Collaborations

Throughout his career, Dennis has worked alongside notable individuals such as Joseph D. Guthrie and George T. Gregory. These collaborations have enabled a synergistic approach to innovation, leading to the development of cutting-edge solutions that benefit the aluminum manufacturing sector.

Conclusion

Alfred M. Dennis exemplifies the forward-thinking spirit of inventors who drive progress in material science. His patents on aluminum substrate treatment not only enhance product quality but also contribute to the sustainability of manufacturing practices in the industry. As he continues to push the boundaries of innovation, the impact of his work is sure to resonate within the aluminum sector for years to come.