Sigrid Hessel-Geldmann

Title: Sigrid Hessel-Geldmann: Innovator in Three-Dimensional Object Production

Introduction

Sigrid Hessel-Geldmann, an inventive force based in Haltern am See, Germany, has made significant contributions to the field of material science and additive manufacturing. With a robust portfolio of six patents, Hessel-Geldmann has established herself as a notable figure among inventors striving to revolutionize how three-dimensional objects are produced.

Latest Patents

Among her latest patents, Hessel-Geldmann has developed a groundbreaking process for melting and sintering powder particles for the layer-by-layer production of three-dimensional objects. This innovative method involves applying a layer of powder material which solidifies under electromagnetic radiation, heating the material just below its melting point, and selectively melting regions to correspond with the object's cross-section. The process is carefully repeated to yield the complete object.

Another notable patent involves composite particles consisting of core particles coated with a precipitated polymer. This inventive approach includes the preparation of these particles through the dissolution of a polymer in solvent and the subsequent precipitation in the presence of core glass particle suspension. These findings lay the groundwork for advanced layer-by-layer molding processes.

Career Highlights

Sigrid Hessel-Geldmann has demonstrated strong expertise through her roles at companies such as Evonik Operations GmbH and Evonik Degussa GmbH. Her involvement in these prominent organizations has further honed her skills and broadened her impact on the industry.

Collaborations

Hessel-Geldmann has collaborated with esteemed colleagues, including Maik Grebe and Wolfgang Diekmann. Their collective efforts in research and product development significantly contribute to advancements in material technologies and innovative processes.

Conclusion

Through her inventive spirit and significant contributions to patentable technology, Sigrid Hessel-Geldmann is paving the way for future advancements in 3D production and material science. Her work not only influences the industry, but also inspires a new generation of innovators eager to explore the possibilities within the realm of additive manufacturing.