Sep 30, 2025 6:50 AM Eastern Daylight Time QuantumScape and Corning Announce Agreement for Ceramic Separator Development & Commercialization Share SAN JOSE, Calif. & CORNING, N.Y.--(BUSINESS WIRE)--QuantumScape Corporation (NYSE: QS), a global leader in next-generation solid-state lithium-metal battery technology, and Corning Incorporated (NYSE:GLW), one of the world's leading innovators in glass, ceramics, and materials science, today announced an agreement to jointly develop ceramic separator manufacturin ...