Company Filing History:
Years Active: 1983-1990
Title: Manfred Langer: Innovator in Chemical Processes
Introduction
Manfred Langer is a notable inventor based in Frankfurt-am-Main, Germany. He has made significant contributions to the field of chemistry, particularly in the preparation of various chemical compounds. With a total of four patents to his name, Langer's work has had a meaningful impact on the industry.
Latest Patents
Langer's latest patents include a process for the preparation of 2-arylthiobenzoic acids and a process for the preparation of diaryl sulphides. The first patent describes a method that involves reacting lithium 2-chlorobenzoate with lithium thiophenoxide, producing intermediates useful in creating thioxanthene compounds. The second patent outlines a process for preparing diaryl sulphides through the reaction of an aromatic diazonium salt with arenethiol, catalyzed by a non-metallic solid such as charcoal or silica gel.
Career Highlights
Throughout his career, Langer has worked with prominent companies, including Cassella Aktiengesellschaft and Bayer Aktiengesellschaft. His experience in these organizations has allowed him to refine his skills and contribute to various innovative projects.
Collaborations
Langer has collaborated with notable coworkers, including Wolfgang Bauer and Kuno Reh. These partnerships have likely enhanced his research and development efforts in the field of chemistry.
Conclusion
Manfred Langer's contributions to chemical processes through his patents and collaborations highlight his role as an influential inventor. His work continues to inspire advancements in the chemical industry.