On October 2, 2025, Corning Incorporated and QuantumScape Corporation announced a partnership to jointly develop ceramic separator manufacturing capabilities for QuantumScape’s solid‑state lithium‑metal batteries. The agreement, disclosed in a BusinessWire release, aims to scale high‑volume production of the ceramic separators that are a core component of QuantumScape’s next‑generation battery technology.
Corning’s expertise in glass and ceramic science positions it as an ideal partner for QuantumScape, which seeks to accelerate the commercialization of its solid‑state batteries. By combining Corning’s manufacturing capabilities with QuantumScape’s battery design, the collaboration could reduce production costs, improve safety, and speed time‑to‑market for the batteries.
The partnership is significant for investors because it opens a new revenue stream for Corning in the rapidly growing solid‑state battery market and strengthens its strategic footprint in advanced materials. The collaboration also enhances Corning’s supply‑chain integration with a leading battery developer, potentially positioning the company for future contracts and market share gains in the energy‑storage sector.
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