Katharina Alt

Title: Katharina Alt: Innovator in Scratch-Resistant Glass Technology

Introduction

Katharina Alt, an accomplished inventor based in Mainz, Germany, has made significant contributions to the field of material science. She is known for her innovative work in developing glass elements with high scratch tolerance, showcasing her expertise and dedication to enhancing everyday materials.

Latest Patents

Katharina Alt holds a patent for a unique glass element characterized by its impressive scratch tolerance. The patent describes a glass formulation consisting of SiO, AlO, BO, and NaO, specifically designed to withstand surface scratches. When subjected to a Knoop diamond indenter—with a force of 4 Newtons and a traverse speed of 0.4 mm/s—no more than 20% of scratches of 1 mm in length exhibit a noticeable width, with visible chipping greater than 25 micrometers. Additionally, the patent describes a process involving chemical tempering, which partially exchanges sodium ions for potassium ions, creating a compressive stress zone at the glass surface with a minimum compressive stress of 700 MPa and an alkali ion exchange depth of at least 25 micrometers.

Career Highlights

Katharina Alt currently works at Schott AG, a leading company in high-performance glass and materials. Her role in the organization highlights her commitment to advancing glass technology. With one patent under her name, she stands out as an innovative force in her field, paving the way for future developments and applications.

Collaborations

Throughout her career, Katharina has collaborated with notable colleagues such as Oliver Hochrein and Inge Burger. These collaborations have allowed her to combine expertise and share insights that contribute to the ongoing advancement of glass technology within the industry.

Conclusion

Katharina Alt's contributions to the field of scratch-resistant glass demonstrate the impact of innovation in material science. Her work not only enhances the durability of glass products but also inspires future innovations in the industry. As a testament to her skills as an inventor, her achievements at Schott AG and her patent exemplify the importance of research and development in creating practical, resilient materials for everyday use.