This inventor holds 13 USPTO granted patents. Top assignees: Basf Aktiengesellschaft, Badische Anilin- & Soda-Fabrik Aktiengesellschaft. Active years: 1976-1988.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Bad Duerkheim, DE (1977)
- Ludwigshafen, DE (1976 - 1978)
- Bad Durkheim, DE (1978 - 1988)
Company Filing History:
12 out of 10,816 
1 out of 88 
Years Active: 1976-1988
Title: The Innovations of Hans-Juergen Quadbeck-Seeger
Introduction
Hans-Juergen Quadbeck-Seeger is a notable inventor based in Ludwigshafen, Germany. He has made significant contributions to the field of chemistry, particularly in the preparation of carotenoid preparations and cyanopyrid-6-ones. With a total of 13 patents to his name, his work has had a lasting impact on various industries.
Latest Patents
One of his latest patents involves the preparation of finely divided, pulverulent carotenoid preparations. This process allows for the creation of carotenoids with a particle size of less than 0.5 microns. The method includes dissolving the carotenoid in a volatile, water-miscible organic solvent at temperatures ranging from 50 to 240 degrees Celsius. The carotenoid is then precipitated in colloidal disperse form by rapid mixing with milk at temperatures between 0 and 50 degrees Celsius. The resulting dispersion is subsequently freed from the solvent and dispersing medium using conventional methods.
Another significant patent is the process for the preparation of 5-cyanopyrid-6-ones. This involves reacting haloacetic acid esters with nitrogen compounds, followed by a reaction with alkali metal cyanides, and finally with dicarbonyl compounds. The products of this process serve as starting materials for the manufacture of dyes, pharmaceuticals, vitamin B6, crop protection agents, and amino acids.
Career Highlights
Throughout his career, Hans-Juergen Quadbeck-Seeger has worked with prominent companies such as BASF and Badische Anilin- & Soda-fabrik Aktiengesellschaft. His expertise in chemical processes has made him a valuable asset in these organizations.
Collaborations
He has collaborated with notable individuals in the field, including Helmut Hoch and Peter Tonne. These partnerships have contributed to the advancement of his research and innovations.
Conclusion
Hans-Juergen Quadbeck-Seeger is a distinguished inventor whose work has significantly influenced the field of chemistry. His innovative patents and collaborations reflect his dedication to advancing scientific knowledge and practical applications.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile