Location History:
- Hofheim, Taunus, DE (1976 - 1977)
- Hofheim, DE (1978)
- Hofheim am Taunus, DE (1985 - 1986)
Company Filing History:
Years Active: 1976-1986
Title: Lorenz Heiss: Innovator in Chemical Processes
Introduction
Lorenz Heiss is a notable inventor based in Hofheim am Taunus, Germany. He has made significant contributions to the field of chemistry, particularly in the development of innovative processes for synthesizing complex chemical compounds. With a total of 8 patents to his name, Heiss has established himself as a key figure in his industry.
Latest Patents
Among his latest patents, Heiss has developed a process for preparing 4,4-bis-benz-ox(-thi,-imid)-azol-2-yl-stilbenes. This process involves reacting a (4-chloromethyl)-iminobenzoic acid alkyl ester with o-aminophenol, o-aminothiophenol, or o-phenylene diamine, followed by a reaction with potassium hydroxide or sodium hydroxide in a polar aprotic solvent. Additionally, he has patented a method for preparing stilbenedicarbonitriles by dimerizing o- or p-cyanobenzyl chloride in a polar aprotic solvent with alkali metal hydroxide powder. These stilbenedicarbonitriles serve as precursors for fluorescent brighteners of the bisbenzoxazolylstilbene class.
Career Highlights
Lorenz Heiss is currently associated with Hoechst Aktiengesellschaft, a prominent company in the chemical industry. His work has been instrumental in advancing chemical processes that have practical applications in various fields, including materials science and fluorescent technology.
Collaborations
Heiss has collaborated with notable colleagues such as Martin Hille and Klaus-Dieter Hammer. These partnerships have contributed to the successful development of his innovative chemical processes.
Conclusion
Lorenz Heiss is a distinguished inventor whose work in chemical processes has led to significant advancements in the field. His contributions continue to influence the development of new materials and technologies.
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