Company Filing History:
Years Active: 2006-2007
Title: Ralf Echterhoff: Innovator in Diisocyanate Production
Introduction
Ralf Echterhoff is a notable inventor based in Dormagen, Germany. He has made significant contributions to the field of chemical engineering, particularly in the production of diisocyanates and polyisocyanates. With a total of 2 patents, his work has advanced the understanding and application of these important chemical compounds.
Latest Patents
Echterhoff's latest patents include innovative processes for the production of di- and polyisocyanates of the diphenylmethane series. One of his patents focuses on a method that involves the reaction of aniline and formaldehyde in the presence of an acid catalyst. This process leads to the formation of di- and polyamines, which are then phosgenated to obtain crude di- and polyisocyanates. The patent details the separation of fractions containing specific weights of 3-ring and multi-ring MDI, ensuring the desired acidity is achieved through the addition of an acidic compound.
Another significant patent by Echterhoff involves the production of mixtures of diisocyanates and polyisocyanates from the diphenylmethane series. This process yields a fraction containing at least 95 wt. % binuclear methylenediphenyl diisocyanate, showcasing his expertise in optimizing chemical production methods.
Career Highlights
Throughout his career, Ralf Echterhoff has worked with prominent companies in the chemical industry, including Bayer MaterialScience AG and Covestro Deutschland AG. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking innovations in chemical production.
Collaborations
Echterhoff has collaborated with esteemed colleagues such as Ulrich Liman and Robert Vieler. These partnerships have fostered a collaborative environment that encourages the exchange of ideas and advancements in their respective fields.
Conclusion
Ralf Echterhoff's contributions to the field of diisocyanate production highlight his innovative spirit and dedication to advancing chemical engineering. His patents and collaborations reflect a commitment to excellence and a drive to push the boundaries of what is possible in chemical manufacturing.