Helmut Printzen

Title: Helmut Printzen: Innovator in Iron Oxide Yellow Pigments

Introduction

Helmut Printzen is a notable inventor based in Krefeld, Germany. He has made significant contributions to the field of pigment production, particularly focusing on iron oxide yellow pigments. With a total of 5 patents to his name, Printzen's work has advanced the methods used in pigment manufacturing.

Latest Patents

Printzen's latest patents include a novel process for the production of iron oxide yellow pigments. This innovative method combines both precipitation processes and the Penniman process to produce low-silking iron oxide yellow pigments with improved color qualities. The pigments are nucleated and grown through precipitation, achieving a multiplication factor of 2.5 to 7, followed by additional growth via the Penniman process. Another significant patent involves an improved process for preparing iron yellow pigments from iron-(II) salt solutions. This method utilizes iron scrap and involves the injection of air at elevated temperatures, resulting in lighter and purer yellow pigments.

Career Highlights

Helmut Printzen has dedicated his career to advancing pigment technology. His work at Bayer Aktiengesellschaft has positioned him as a key figure in the development of innovative pigment production techniques. His patents reflect a commitment to enhancing the quality and efficiency of pigment manufacturing processes.

Collaborations

Throughout his career, Printzen has collaborated with esteemed colleagues such as Bernd Krockert and Wilfried Burow. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas in the field of pigment technology.

Conclusion

Helmut Printzen's contributions to the field of iron oxide yellow pigments demonstrate his innovative spirit and dedication to advancing pigment production methods. His patents not only highlight his expertise but also pave the way for future developments in the industry.