Tjakko Zijlema

Title: Tjakko Zijlema: Innovator in Zinc Oxide and Silicon Production

Introduction

Tjakko Zijlema is a notable inventor based in Rotselaar, Belgium. He has made significant contributions to the fields of materials science and chemical engineering, particularly in the production of zinc oxide and high-purity silicon. With a total of 3 patents to his name, Zijlema's work emphasizes ecological and economical benefits in industrial processes.

Latest Patents

One of Zijlema's latest patents focuses on the production of zinc oxide coated powders. This innovation addresses the need for a more efficient alternative to bulk zinc oxide particles, offering a higher specific surface area per mass unit. The process involves heating a metallic zinc bath to create a zinc-vapor atmosphere, where calcium carbonate particles are injected as core compounds. This method is not only clean and sustainable but also produces no unnecessary phases.

Another significant patent relates to the manufacture of high-purity silicon, which serves as a base material for crystalline silicon solar cells. In this process, silicon carbide is converted to silicon metal by reacting with liquid zinc, resulting in a silicon-bearing alloy. This method preserves the high purity of the silicon carbide and allows for continuous recycling of zinc, making it a straightforward and efficient technology.

Career Highlights

Zijlema has worked with prominent companies such as Umicore, where he has contributed to advancements in materials technology. His experience in these organizations has allowed him to refine his innovative processes and develop new applications for his inventions.

Collaborations

Throughout his career, Tjakko Zijlema has collaborated with talented individuals, including Eric Robert and Stijn Kusters. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.

Conclusion

Tjakko Zijlema's contributions to the fields of zinc oxide and silicon production highlight his commitment to innovation and sustainability. His patents reflect a deep understanding of materials science and a dedication to improving industrial processes. Zijlema's work continues to influence the industry and pave the way for future advancements.