Vitro collaborates with the University of Pennsylvania to jointly develop LionGlass compatible with the float process

2026-01-13 08:41:58

Vitro Architectural glass has reached a research collaboration agreement with Pennsylvania State University, with the core objective of advancing the large-scale implementation of Lionglass technology to adapt it for various flat glass products in the construction and automotive markets. As a patented technology developed by Penn State University, LionGlass represents a groundbreaking innovation in the glass industry. It not only reduces the carbon footprint of glass manufacturing by half but also lowers the melting temperature by approximately 400 degrees Celsius, eliminating the need for carbonate raw materials entirely. In terms of performance, its damage resistance is significantly enhanced, with fracture resistance in certain applications reaching ten times that of conventional glass, combining both environmental and practical advantages.

The collaboration with Penn State University enables us to leverage world-class materials science resources and carry forward the profound legacy of glass innovation. Adam Polcyn, Vice President of Vitro architectural glass R&D, stated that the other team's collaborative spirit and technical expertise make them an ideal partner for driving the future development of the glass industry.

It is reported that this collaboration will last until July 2028, with the core task being to adapt the LionGlass production process to the Float glass manufacturing method—the standard technique for flat glass production, which involves drawing molten glass into shape by floating it over a pool of molten tin.

Flat glass is widely used in products such as doors and windows, windshields, and solar panels, making it the largest segment in the global glass industry. This collaboration marks a crucial step toward the large-scale commercialization of LionGlass. John Mauro, a joint inventor and head of the Department of Materials Science and Engineering at Penn State University, emphasized, "This is far from an ordinary research agreement but a strategic partnership that could reshape the landscape of glass manufacturing."

It is worth mentioning that this collaboration continues Pennsylvania's long history of glass manufacturing. The PPG Group initially started in the state with its architectural and automotive glass businesses before being acquired by Vitro in 2016-2017. Today, Vitro still maintains its U.S. headquarters, R&D laboratories, and four float Glass production lines (two in Carlisle and two in Midland).

For Penn State University, a land-grant institution, this collaboration holds special significance. Mauro stated that partnering with companies rooted in the state fully aligns with the university's mission of serving the community through research and innovation. Moving forward, the research team will focus on verifying the compatibility of LionGlass with industrial float processes, optimizing its composition formulation, and testing the technology's adaptability to downstream value-added processes in construction, automotive, and solAR glass industries, paving the way for large-scale applications.