This inventor holds 1 USPTO granted patent. Top assignee: Hoechst Aktiengesellschaft. Active years: 1997.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
Years Active: 1997
Title: Innovations of Kai-Uwe Tonnes
Introduction
Kai-Uwe Tonnes is a notable inventor based in Rüsselsheim, Germany. He has made significant contributions to the field of polymer chemistry, particularly through his innovative work with polytetrafluoroethylene micropowders. His expertise and research have led to advancements that benefit various industrial applications.
Latest Patents
One of his key patents is titled "Polytetrafluoroethylene micropowders, their preparation and use." This patent describes a method for obtaining polytetrafluoroethylene micropowders with a narrow molecular weight distribution and specific surface area. The micropowders can contain up to about 3% by weight of comonomers and have a primary particle size ranging from 150 to 250 nm. The preparation process involves polymerization in an aqueous medium using hydrogen, methane, or ethane as a chain transfer agent. This innovative approach ensures that the availability of free radicals remains essentially constant throughout the polymerization time. These micropowders are particularly suitable for polyacetals, as they minimize deposits in molds during melt processing and enhance color stability.
Career Highlights
Kai-Uwe Tonnes is associated with Hoechst Aktiengesellschaft, a prominent company in the chemical industry. His work has been instrumental in developing new materials that have practical applications in various sectors. His patent reflects his commitment to advancing polymer technology and improving manufacturing processes.
Collaborations
Throughout his career, Tonnes has collaborated with esteemed colleagues, including Ludwig Mayer and Hermann Bladel. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.
Conclusion
Kai-Uwe Tonnes is a distinguished inventor whose work with polytetrafluoroethylene micropowders has made a significant impact in the field of polymer chemistry. His contributions continue to influence industrial applications and enhance material performance.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile