Company Filing History:
4 out of 283 
1 out of 125 Years Active: 1981-1984
Title: Erwin Vangermain: Innovator in Chemical Processes
Introduction
Erwin Vangermain is a notable inventor based in Marl, Germany. He has made significant contributions to the field of chemical engineering, particularly in the production of various chemical compounds. With a total of 5 patents to his name, Vangermain's work has had a lasting impact on the industry.
Latest Patents
One of his latest patents involves a process for the production of p-tert-octyl phenol. This innovative method utilizes the reaction of phenol with diisobutene in the presence of an acidic ion exchanger and water. The process occurs in a solid-bed reactor at temperatures ranging from 110 to 140 degrees Celsius and under an excess pressure of up to 5 bar. Additionally, the resultant dioctyl phenol formed as a by-product is further alkylated in a second stage to obtain additional p-tert-octyl phenol. Another significant patent focuses on supported silver catalysts mixed with promoter metal compounds. This invention extends the activity and service life of these catalysts used in the preparation of ethylene oxide through catalytic vapor phase oxidation of ethylene with molecular oxygen.
Career Highlights
Throughout his career, Erwin Vangermain has worked with prominent companies in the chemical industry. Notably, he has been associated with Chemische Werke Huls Aktiengesellschaft, where he contributed to various innovative projects. His expertise in chemical processes has made him a valuable asset in the field.
Collaborations
Vangermain has collaborated with several professionals in his field, including Horst Ueberschaer and Claus-Dieter Mengler. These collaborations have further enhanced his contributions to chemical engineering.
Conclusion
Erwin Vangermain's innovative work in chemical processes and his numerous patents highlight his significant role in advancing the industry. His contributions continue to influence the field of chemical engineering today.