Category: Batteries

GM working on mixed-chemistry EV battery packs

Ultium EV platform - GMC Hummer EVGeneral Motors is following a handful of other automakers and battery firms in developing mixed-chemistry battery packs for electric vehicles. GM laid out its version of this concept in a patent filing published by the United States Patent and Trademark Office (USPTO) Nov. 28, 2024. In that document, which was first filed by GM Aug. 2, 2023, the...

Northvolt battery maker files for bankruptcy

Northvolt lithium-ion battery cellSwedish battery firm Northvolt filed for U.S. Chapter 11 bankruptcy protection Thursday, with CEO Peter Carlsson stepping down the following day. Northvolt needs to raise between $1 billion and $1.2 billion to restore itself to full operations, Carlsson told Reuters and other media Friday. On Thursday, the company said it only had enough cash to...