Wednesday, May 28, 2008

US Patent 7378192 - Lithium iron nanoparticle electrode

This patent from Matsushita teaches the use of lithium iron nanoparticles in electrodes of electrolytic batteries that enhance the battery capacity while avoiding decomposition of the electrolyte. Claim 1 reads:

1. A material useful as a positive electrode active material, said material comprising pore free primary particles of an iron compound, wherein the primary particles are 1 to 300 nm, and wherein the iron compound comprises lithium.