Wednesday, May 28, 2008

US Patent 7378192 - Lithium iron nanoparticle electrode

http://www.freepatentsonline.com/7378192.html

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.

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