The electrode material includes metal oxide nanoparticles formed by applying shear force and centrifugal force to reactants containing a reaction inhibitor in a rotating reaction vessel during a chemical reaction; and carbon nanotubes with a specific area ...

Provided is a highly safe lithium-ion secondary battery with a gradual voltage decrease, high charge/discharge capacity, and ease of handling, in which explosion due to expansion, heat generation, ignition, and the like is prevented. A non-stoichiometric t...

The present invention provides a method for manufacturing lithium titanate for a lithium secondary battery active material that can provide excellent rapid charge and discharge characteristics to a lithium secondary battery when used as a negative electrod...

The present invention provides a method for manufacturing lithium titanate for a lithium secondary battery active material in which substantially no titanium dioxide, raw material, is present and which can provide excellent rapid charge and discharge chara...

In order to provide a 3V level non-aqueous electrolyte secondary battery with a flat voltage and excellent cycle life at a high rate with low cost, the present invention provides a positive electrode represented by the formula: Li2+/- alpha ÄMeÜ4O8-x, wh...

An insertion lithium compound is derived by substitution of dioxide of manganese lithia of spinel structure and has the formula (I) LiMn2-(x+y)(MxM'y)4 (I) x 0; y 0; X+Y 0.50 M = Ni (nickel) or Co (cobalt); and M' = Ti (titanium), Al (aluminium), Co (cobal...

Nanostructured Li4Ti5O12 (spinel) was prepared via a method employing lithium ethoxide and Ti(IV) alkoxides as the starting reagents. The optimized materials contained less than 1% of anatase as the main impurity and, depending on the synthetic conditions,...