Company Filing History:
Years Active: 1998
Title: Kerstin Ruhnau: Innovator in Purple Pigment Production
Introduction
Kerstin Ruhnau is a notable inventor based in Colditz, Germany. She has made significant contributions to the field of pigment production, particularly through her innovative processes that simplify the creation of purple pigments.
Latest Patents
Kerstin Ruhnau holds a patent for a process for the production of purple pigments. This invention involves the reduction of a gold compound in the presence of a chemical reducing agent. The process allows for the production of purple pigments more simply by intimately mixing and/or grinding the support material and the gold compound in dry form. Alternatively, an aqueous solution or suspension of a gold compound and a support material can be brought into contact and thermally treated. This treatment occurs at a temperature above the decomposition temperature of the gold compound and below the sintering temperature of the support material, resulting in the conversion of the gold compound into colloidal gold.
Career Highlights
Kerstin is associated with Cerdec Aktiengesellschaft Keramische Farben, where she applies her expertise in pigment production. Her innovative approach has positioned her as a key figure in her field.
Collaborations
Kerstin has collaborated with notable colleagues, including Klaus-Dieter Fritsche and Bernd Dorbath, contributing to advancements in their shared field of expertise.
Conclusion
Kerstin Ruhnau's work in the production of purple pigments showcases her innovative spirit and dedication to simplifying complex processes. Her contributions continue to impact the field positively.