Plano – November 03, 2026 -- ISU Specialty Chemical and Ares Materials will jointly develop polymer materials for solid-state batteries, along with the AI tools used to optimize them. The deal pairs a lithium sulfide producer with 2025 revenue of about KRW 411.5 billion (US$290 million) and a materials-AI company based in Plano, Texas, and Guadalajara, Mexico.