3M, the leading U.S. battery materials supplier, is investing in research and manufacturing of novel silicon (Si)-based 3M anode materials. The technology enables advanced batteries for reliable power that is required to keep up with the global increase of mobile societies and electric vehicles. 3M was recently granted another U.S. patent, 8,071,238, for its silicon anode compositions that can increase cell capacity by more than 40 percent when matched with high-energy battery cathodes. The c...