Location History:
- Liederbach, Taunus, DE (1977)
- Liederbach am Taunus, DE (1983)
- Liederbach, DE (1984)
Company Filing History:
3 out of 6,662 
1 out of 1 Years Active: 1977-1984
Title: The Innovations of Friedrich Wilhelm Weingarten
Introduction
Friedrich Wilhelm Weingarten is a notable inventor based in Liederbach, Taunus, Germany. He has made significant contributions to the field of pigments, particularly in the development of azo pigments. With a total of four patents to his name, Weingarten's work has had a lasting impact on the industry.
Latest Patents
Weingarten's latest patents include an azo pigment with improved hiding power and a process for its aftertreatment. The process involves heating the crude pigment obtained after coupling to temperatures ranging from 100 to 150 degrees Celsius in a solvent that is either water-immiscible or not indefinitely water-miscible. This innovative method results in a pigment that exhibits substantially improved hiding power, making it suitable for use in stoving lacquers. Another significant patent is for a monoazo pigment derived from acetoacetylamino benzimidazolone, which is recognized for its high fastness properties and excellent covering power.
Career Highlights
Throughout his career, Weingarten has worked with prominent companies such as Hoechst Aktiengesellschaft and Farbwerke Hoechst Aktiengesellschaft. His expertise in pigment technology has positioned him as a key figure in the development of high-performance pigments.
Collaborations
Weingarten has collaborated with notable coworkers, including Klaus Hunger and Joachim Ribka. Their combined efforts have contributed to advancements in pigment technology and innovation.
Conclusion
Friedrich Wilhelm Weingarten's contributions to the field of pigments through his patents and collaborations highlight his importance as an inventor. His work continues to influence the industry, showcasing the value of innovation in pigment development.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.