Location History:
- Darmstadt, DE (1981)
- Ludwigshafen, DE (1982)
Company Filing History:
Years Active: 1981-1982
Title: Werner Praetorius: Innovator in Chemical Processes
Introduction
Werner Praetorius is a notable inventor based in Ludwigshafen, Germany. He has made significant contributions to the field of chemical engineering, particularly in the preparation of various chemical compounds. With a total of 4 patents to his name, Praetorius has demonstrated a commitment to innovation and advancement in his field.
Latest Patents
Among his latest patents, one notable invention is the continuous preparation of adipic acid. This process involves the hydrolysis of C.sub.1 -C.sub.4 -alkyl adipates with water at elevated temperatures, utilizing a strongly acidic ion exchanger. The method improves efficiency by feeding esters and excess water to the middle section of a column, allowing for effective recycling of the reaction mixture. Another significant patent involves the preparation of imidazoles, where 2-imidazolines are reacted at temperatures ranging from 250°C to 500°C in the presence of various catalysts. The imidazoles produced are valuable for creating dyes, crop protection agents, and pharmaceuticals.
Career Highlights
Werner Praetorius is currently associated with BASF Aktiengesellschaft, a leading chemical company. His work at BASF has allowed him to explore innovative chemical processes and contribute to the company's extensive portfolio of products. His expertise in chemical engineering has positioned him as a key player in the development of new technologies.
Collaborations
Throughout his career, Praetorius has collaborated with several talented individuals, including Peter Magnussen and Toni Dockner. These collaborations have fostered a creative environment that encourages the exchange of ideas and the development of groundbreaking technologies.
Conclusion
In summary, Werner Praetorius is a distinguished inventor whose work in chemical processes has led to significant advancements in the industry. His patents reflect a deep understanding of chemical engineering and a dedication to innovation. His contributions continue to influence the field and inspire future developments.