Supplier SK On claims solid-state EV battery “breakthroughs”

BlueOvalSK Battery Park  -  rendering, September 2021Battery supplier SK On recently gave an update on its research into solid-state batteries for electric vehicles, claiming "breakthroughs" that could bring these batteries closer to production-readiness. In a press release, SK On said it's developing two types of solid-state batteries: one with a sulfide-based electrolyte, and one with an...

GM sidesteps China with synthetic graphite for EV batteries from US

2024 Chevrolet Equinox EVGeneral Motors on Wednesday signed a multi-year agreement with Norway's Vianode for supply of synthetic graphite anode material for electric vehicle batteries. The deal runs from 2027, when Vianode expects to begin producing synthetic graphite at a new North American plant, to 2033, according the companies. The material will be used in battery...

Ford’s EV battery pack could stay put for module replacement

2024 Ford Mustang Mach-E RallyFord is looking at ways to make electric vehicle battery packs easier to repair—especially as their cooling systems become more advanced—a patent filing indicates. The document, which was published by the United States Patent and Trademark Office (USPTO) Dec. 12, 2024, after being submitted by Ford Jun. 12, 2023, details how battery...

Mazda plans to build an EV battery factory in Japan

2025 Mazda Mazda3Mazda on Monday announced a new Japanese battery plant that will assemble cylindrical cells into modules and battery packs for use in a planned electric vehicle based on a dedicated platform. Located in Iwakuni City, in Japan's Yamaguchi Prefecture, the plant targets 10 GWh of annual production, Mazda said. Cells will be supplied by Panasonic...

GM proposes making prismatic EV batteries differently

GM electric pickup silhouette  -  from 2020 Ultium platform previewGeneral Motors is investigating a new way of configuring prismatic battery cells to improve cooling characteristics. A patent filing from the automaker published by the United States Patent and Trademark Office (USPTO), dated Dec. 26, 2024 but originally filed by GM Jun. 23, 2023, details stacking of layers in an inverted "U" shape, as opposed to...