This inventor holds 2 USPTO granted patents. Top assignee: Basf Aktiengesellschaft. Active years: 1989-1991.
Company Filing History:
Years Active: 1989-1991
Title: Innovations of Leo Ehemann
Introduction
Leo Ehemann is a notable inventor based in Roedersheim-Gronau, Germany. He has made significant contributions to the field of materials science, particularly in the development of lubricants for polyvinyl chloride. With a total of 2 patents to his name, Ehemann's work has had a lasting impact on the industry.
Latest Patents
Ehemann's latest patents include innovative methods for producing oxidized polyethylene. The first patent focuses on the use of oxidized polyethylenes as lubricants in the extrusion of polyvinyl chloride. This process involves the oxidation of finely divided high-density polyethylene at elevated temperatures using an oxidation gas, such as air or oxygen. The polyethylene used contains a specific percentage of a free radical former organic compound, and the oxidation process is carefully controlled to achieve optimal results.
The second patent also addresses the oxidation of polyethylene, emphasizing its utility as water-emulsifiable waxes and lubricants. This method involves oxidizing high-density polyethylene in a paddle dryer, where the oxidation gas is introduced into the free gas space above the polyethylene. The temperature is meticulously adjusted to ensure effective oxidation, enhancing the material's properties for industrial applications.
Career Highlights
Ehemann is currently associated with BASF Aktiengesellschaft, a leading chemical company known for its innovative solutions. His work at BASF has allowed him to explore and develop new materials that meet the evolving needs of various industries. His contributions have been instrumental in advancing the applications of polyethylene in manufacturing processes.
Collaborations
Throughout his career, Ehemann has collaborated with esteemed colleagues, including Ludwig Schuster and Werner Liedy. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.
Conclusion
Leo Ehemann's contributions to the field of materials science, particularly through his patents on oxidized polyethylene, demonstrate his commitment to innovation. His work continues to influence the industry, paving the way for new applications and advancements in material technology.