Hans-Rudolf Wuhrmann

Title: Innovations of Hans-Rudolf Wuhrmann

Introduction

Hans-Rudolf Wuhrmann is a notable inventor based in Lampenberg, Switzerland. He has made significant contributions to the field of ion-selective electrodes, holding a total of 2 patents. His work focuses on innovative methods for analyzing selected ions, which have important applications in various scientific fields.

Latest Patents

Wuhrmann's latest patents include a method of manufacturing ion-selective electrodes for analyzing selected ions. This process involves the production of a laminar electrode through the successive superposition of an insulating support, a conductive layer, a stable-potential internal reference element, and an ion-selective diaphragm. The method ensures a completely tight seal between the mask and the ion-selective diaphragm by casting the diaphragm in a solution containing a binder that dissolves and mixes intimately with the mask material. Another significant patent involves selectively ion-permeable dry electrodes for analyzing selected ions. This electrode features an internal reference half-cell at stable potential, comprising a conductive sheet covered by a redox system. The redox system includes a thin dehydrated layer of Prussian blue, which is deposited through contact between the sheet and a mixture of alkaline ferrocyanide and a ferric salt.

Career Highlights

Wuhrmann has had a distinguished career, working with Hoffmann-La Roche Inc., a leading company in the pharmaceutical and biotechnology sectors. His expertise in electrode technology has contributed to advancements in analytical chemistry and related fields.

Collaborations

One of his notable collaborators is Iqbal Siddiqi, with whom he has worked on various projects related to ion-selective electrodes.

Conclusion

Hans-Rudolf Wuhrmann's innovative work in the field of ion-selective electrodes has led to significant advancements in analytical techniques. His contributions continue to impact the scientific community positively.