Peter Frey

Title: The Innovative Contributions of Peter Frey

Introduction

Peter Frey is a notable inventor based in Hofheim am Taunus, Germany. He has made significant contributions to the field of dyeing processes, particularly in the production of water-insoluble azo dyestuffs. His innovative approach has led to advancements that enhance the quality and efficiency of dyeing techniques.

Latest Patents

Peter Frey holds a patent for a process titled "Process for the production of water-insoluble azo dyestuffs on the fiber." This patent describes an improved method for preparing water-insoluble azo dyestuffs on vegetable fibers using the ice-color technique. The process involves impregnating the fibrous material with an azo component and subsequently developing it with a diazo solution of an aromatic amino compound. The use of alkali metal borate as a neutralizing agent in this process prevents foam formation in the surfactant-containing diazo solution, resulting in dyeings with excellent fastness properties and high color yields.

Career Highlights

Peter Frey has been associated with Hoechst Aktiengesellschaft, where he has applied his expertise in dyeing processes. His work has contributed to the company's reputation for innovation in the chemical industry. Frey's dedication to improving dyeing techniques has made a lasting impact on the field.

Collaborations

Peter Frey has collaborated with Hasso Hertel, working together to advance their research and development efforts in dyeing processes. Their partnership has fostered innovation and has led to significant improvements in the quality of azo dyestuffs.

Conclusion

Peter Frey is a distinguished inventor whose work in the dyeing industry has led to important advancements in the production of azo dyestuffs. His innovative processes continue to influence the field, showcasing the importance of creativity and research in driving progress.