Location History:
- Gersthofen, DE (1994)
- Meitingen, DE (1998)
- Frankfurt-am-Main, DE (1992 - 2001)
Company Filing History:
Years Active: 1992-2001
Title: Wolfgang Wanzke: Innovator in Fluorination Processes
Introduction
Wolfgang Wanzke is a notable inventor based in Frankfurt am Main, Germany. He has made significant contributions to the field of chemical engineering, particularly in the area of fluorination processes. With a total of 4 patents to his name, Wanzke's work has had a considerable impact on the industry.
Latest Patents
Wanzke's latest patents include a process for the preparation of 1,1,1,2-tetrafluoroethane. This invention relates to a method of producing 1,1,1,2-tetrafluoroethane from 1,1,1-trifluoro-2-chloroethane and hydrogen fluoride in the gas phase. A catalyst containing chromium and magnesium is utilized, which is obtained by precipitating chromium(III) hydroxide through a specific reaction involving a water-soluble chromium(III) salt and magnesium hydroxide or magnesium oxide. The process involves creating a paste of chromium hydroxide and a magnesium salt, which is then dried and treated with hydrogen fluoride at temperatures ranging from 20 to 500 °C. Another significant patent is for regenerating a fluorination catalyst. This process involves treating a used catalyst containing chromium and magnesium with a mixture that includes at least 10 mol % of HF, 30 to 90 mol % of O₂, and up to 60 mol % of inert gas.
Career Highlights
Throughout his career, Wolfgang Wanzke has worked with prominent companies such as Hoechst Aktiengesellschaft and Solvay. His experience in these organizations has allowed him to develop and refine his innovative processes in the field of fluorination.
Collaborations
Wanzke has collaborated with notable colleagues, including Gunter Siegemund and Martin Sicken. These partnerships have contributed to the advancement of his research and the successful development of his patents.
Conclusion
Wolfgang Wanzke is a distinguished inventor whose work in fluorination processes has led to significant advancements in chemical engineering. His innovative patents and collaborations highlight his contributions to the field, making him a key figure in the industry.