Lead Story
Sep 19, 2026
Factorial and Mitsui Kinzoku Partner to Scale All-Solid-State Battery Manufacturing
Factorial Energy has signed a joint development agreement with Japan's Mitsui Kinzoku to industrialize its Solstice all-solid-state battery platform. The partnership pairs Factorial's cell design and manufacturing validation with Mitsui Kinzoku's sulfide solid electrolyte and advanced materials expertise.
Priya Sharma