Wolgang Herrmann

Title: Innovations of Wolgang Herrmann in Silica Particle Preparation

Introduction

Wolgang Herrmann is a notable inventor based in Gothenburg, Sweden. He has made significant contributions to the field of materials science, particularly in the preparation of silica particles. His innovative methods have implications for various applications, including chromatography.

Latest Patents

Herrmann holds a patent for a "Method for preparation of silica particles." This invention focuses on creating silica particles that are substantially spherical, with a particle size ranging from 1 to 100 µm. The particles exhibit a very narrow pore size distribution and a low alkali metal content. The preparation process utilizes a sol-gel technique combined with an emulsification technique for drop formation. The method includes a sol growth step in a basic environment, utilizing ammonium or amines, followed by a post-treatment in the same environment. These silica particles are particularly advantageous for chromatography due to their excellent particle and porosity properties, as well as their high purity.

Career Highlights

Wolgang Herrmann is associated with Eka Nobel AB, where he has been instrumental in advancing research and development in silica particle technology. His work has garnered attention for its innovative approach and practical applications in various scientific fields.

Collaborations

Throughout his career, Herrmann has collaborated with esteemed colleagues, including Mats G. Nystrom and Bernt Larsson. These partnerships have contributed to the successful development and implementation of his patented methods.

Conclusion

Wolgang Herrmann's contributions to the preparation of silica particles highlight his innovative spirit and dedication to advancing materials science. His patented methods not only enhance the quality of silica particles but also open new avenues for their application in chromatography and beyond.