Company Filing History:
Years Active: 1982
Title: Walter Preisendanz: Innovator in Silicon Crystal Exposure
Introduction
Walter Preisendanz is a notable inventor based in Hardt, Germany. He has made significant contributions to the field of materials science, particularly in the processing of silicon crystals. His innovative approach has led to advancements in the way silicon is exposed on aluminum alloys.
Latest Patents
Walter Preisendanz holds a patent for a process that exposes silicon crystals on the surface of a component. This process involves using an aluminum alloy with high silicon content and undissolved silicon particles. The aluminum alloy is connected as the cathode in an electrolyte containing an aqueous alkali nitrate solution, which is at least 0.01 molar with respect to the nitrate ions. The process is subjected to electrolysis with a minimum current density of 0.5 A/dm² to effectively remove aluminum from the alloy surface without affecting the silicon crystals. Additionally, the electrolyte can include fluoride ions and nitrite ions to suppress the generation of hydrogen and oxygen during the electrolysis process.
Career Highlights
Walter Preisendanz is associated with Daimler-Benz AG, where he has applied his expertise in materials science. His work has contributed to the development of advanced materials used in various applications. His innovative methods have garnered attention in the industry, showcasing his commitment to enhancing material processing techniques.
Collaborations
Walter has collaborated with notable colleagues such as Wilfried Rauchle and Leonhard Scholtissek. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.
Conclusion
Walter Preisendanz is a distinguished inventor whose work in silicon crystal exposure has made a significant impact in materials science. His innovative processes and collaborations highlight his dedication to advancing technology in this field.