Company Filing History:
Years Active: 1976-1988
Title: Innovations by Inventor Fritz Ehrhard
Introduction
Fritz Ehrhard is a notable inventor based in Neuss, Germany. He has made significant contributions to the field of polyurethane technology, holding a total of 3 patents. His work focuses on processes that enhance the production of moldings with improved mechanical properties.
Latest Patents
One of his latest patents is a process for the production of non-foamed moldings. This innovative method involves the reaction of an organic polyisocyanate with a polyhydroxyl compound and/or polyepoxide in the presence of a water chain extender. The resulting moldings exhibit better mechanical properties, such as tensile strength and elongation, compared to prior art moldings. Another significant patent is directed towards the solvent-free production of solid polyurethane moldings. This process utilizes a polyisocyanate mixture containing a specific percentage of 2,4'-diisocyanatodiphenylmethane, allowing for the creation of solid plastic moldings without the use of solvents.
Career Highlights
Fritz Ehrhard is associated with Bayer Aktiengesellschaft, a leading company in the chemical and pharmaceutical industry. His work at Bayer has allowed him to develop and refine his innovative processes, contributing to advancements in material science.
Collaborations
Throughout his career, Ehrhard has collaborated with notable colleagues such as Rolf Kubens and Herbert Gebauer. These collaborations have fostered an environment of innovation and have led to the successful development of new technologies in the field.
Conclusion
Fritz Ehrhard's contributions to the field of polyurethane technology through his patents and collaborations highlight his role as a significant inventor. His innovative processes continue to influence the industry and improve the quality of moldings produced.