This inventor holds 5 USPTO granted patents. Top assignees: Kronos Titan-g.m.b.h., Kronos (u.s.a.), Inc., Kronos, Inc.. Active years: 1981-1996.
Company Filing History:
2 out of 14 
1 out of 3 
1 out of 20 Years Active: 1981-1996
Title: Franz Rosendahl: Innovator in Titanium Dioxide Suspension Technology
Introduction
Franz Rosendahl is a notable inventor based in Leverkusen, Germany. He has made significant contributions to the field of titanium dioxide suspension technology, holding a total of 5 patents. His work has had a considerable impact on various industries, particularly in the production of high solids content titanium dioxide.
Latest Patents
One of Rosendahl's latest patents involves a process for preparing high solids content titanium dioxide suspension. This innovative method allows for the production of a finely divided titanium dioxide slurry without the use of a dispersing agent. The process includes dechlorination and filtration, which enables control over the content of multivalent anions in the slurry. This control is crucial for achieving the desired consistency and solids content in the filter cake. The resulting titanium dioxide suspension, with a solids content of approximately 78%, is particularly useful in the paper industry.
Career Highlights
Throughout his career, Franz Rosendahl has worked with prominent companies such as Kronos Titan GmbH and Kronos (U.S.A.), Inc. His expertise in titanium dioxide technology has positioned him as a key figure in the industry. His innovative approaches have led to advancements that enhance the efficiency and effectiveness of titanium dioxide production.
Collaborations
Rosendahl has collaborated with notable colleagues, including Edgar Klein and Siegfried Blumel. These partnerships have contributed to the development of his patented technologies and have fostered a collaborative environment for innovation.
Conclusion
Franz Rosendahl's contributions to titanium dioxide suspension technology exemplify his dedication to innovation and excellence. His patents and career achievements reflect his significant impact on the industry.