Sigrid Hessel

Title: The Innovative Contributions of Sigrid Hessel

Introduction: Sigrid Hessel, a notable inventor based in Haltern am See, Germany, has made significant strides in the field of additive manufacturing. With two patents to his name, his work focuses on devices and materials that enhance the production of three-dimensional objects, showcasing his expertise and dedication to innovation.

Latest Patents: Hessel's latest patents include a groundbreaking device for producing three-dimensional objects layer by layer through a powder bed fusion process. This sophisticated device features a building space equipped with an energy source and a building area that includes a platform and container, designed to facilitate the layer-by-layer construction of objects. A key innovation is the unique thermal properties of the building space platform; the upper side boasts a thermal conductivity of at least 20 W/(m·K), while the underside maintains a significantly lower thermal conductivity of a maximum of 0.5 W/(m·K). This careful design results in a contact surface that is raised by at least 20% compared to a standard planar platform.

Additionally, Hessel has patented a method for producing moldings from a polymer powder that contains a specific type of block polyetheramide. This polymer powder is particularly suitable for use in a layer-by-layer process, where electromagnetic energy selectively melts regions of the powder layer to create intricate shapes.

Career Highlights: Throughout his career, Sigrid Hessel has been associated with prestigious companies, including Degussa Aktiengesellschaft and Evonik Operations GmbH. His contributions to the field of materials science and additive manufacturing have positioned him as a key figure in the ongoing development of 3D printing technologies.

Collaborations: Hessel has worked alongside talented colleagues such as Maik Grebe and Sylvia Monsheimer. These collaborations have fostered an environment of creativity and innovation, leading to the advancement of products and processes that push the boundaries of traditional manufacturing.

Conclusion: Sigrid Hessel's contributions to the field of innovation are significant. With his patents showcasing advanced technologies in 3D object production and material applications, he exemplifies the role of inventors in transforming ideas into functional and impactful solutions. As the landscape of additive manufacturing continues to evolve, the work of inventors like Hessel remains crucial in driving the industry forward.