This inventor holds 2 USPTO granted patents and 1 EPO patent. Top assignee: Sumitomo Chemical Company, Limited. Active years: 2002-2003.
Company Filing History:
Years Active: 2002-2003
Title: Gerd Dahlhoff: Innovator in Epsilon-Caprolactam Production
Introduction
Gerd Dahlhoff is a notable inventor based in Bergheim, Germany. He has made significant contributions to the field of chemical engineering, particularly in the production of epsilon-caprolactam. With a total of 2 patents to his name, Dahlhoff's work has advanced the methods used in this important chemical process.
Latest Patents
Dahlhoff's latest patents include a method for producing epsilon-caprolactam and a reactor for this method. The first patent describes a process for producing epsilon-caprolactam from cyclohexanone oxime using a zeolite or non-zeolitic material as a catalyst under gas phase reaction conditions. This method involves a reaction step that converts cyclohexanone oxime into epsilon-caprolactam in the presence of the catalyst, followed by a regeneration step that treats the catalyst with a non-oxidizing gas at temperatures ranging from about 100°C to about 600°C. The second patent outlines a process for producing epsilon-caprolactam from cyclohexanone oxime, which includes an evaporation step of a mixture of cyclohexanone oxime and a solvent in a fluidized bed, followed by a rearrangement step that utilizes a solid catalyst for the gas phase Beckmann rearrangement reaction.
Career Highlights
Gerd Dahlhoff is currently associated with Sumitomo Chemical Company, Limited, where he continues to innovate in the field of chemical production. His expertise in the synthesis of epsilon-caprolactam has positioned him as a key figure in this area of research.
Collaborations
Dahlhoff has collaborated with notable colleagues such as Wolfgang F Hölderich and Hiroshi Ichihashi. These partnerships have further enhanced his research and development efforts in chemical engineering.
Conclusion
Gerd Dahlhoff's contributions to the production of epsilon-caprolactam through innovative methods and processes highlight his importance in the field of chemical engineering. His patents reflect a commitment to advancing industrial practices and improving efficiency in chemical production.