About 54 results
https://drivepatents.com/patents/995243 · 12 Dec 2012
The present invention provides a positive electrode active material for a lithium ion battery with excellent battery characteristics can be provided. The positive electrode active material for a lithium ion battery is represented by the following compositi...
https://drivepatents.com/patents/996138 · 14 Nov 2012
The invention is to provide a material which, when used as a positive-electrode material for lithium secondary battery, brings about a reduction, in cost, an increase in safety, and an increase in load characteristics and further brings about an improvemen...
https://drivepatents.com/patents/996218 · 7 Nov 2012
Disclosed are an electrode active material, a method of manufacturing the same, and an electrode and a lithium battery adopting the same. The electrode active material includes a core capable of occluding and emitting lithium; and a surface treatment layer...
https://drivepatents.com/patents/996392 · 31 Oct 2012
A positive electrode active material for non-aqueous electrolyte secondary battery, comprising particles of a lithium transition metal complex oxide represented by the general formula: Li a Ni 1-x-y-z Co x Mn y M' z M" w O 2 wherein 1.00 ¤ a ¤ 1.25, 0 ¤...
https://drivepatents.com/patents/998304 · 19 Sep 2012
A polycrystalline CO-Ni-Mn ternary anode material is consisted of at least two crystalline bases selected from the group consisting of LiCoO, LiNiO, LiMnO, LiCoNiMnO, LiNiMn-xO, LiCoNiOand LiMnO, a compact density thereof is 3,9~4.3g/cm3, a capacity thereo...
https://drivepatents.com/patents/999718 · 8 Aug 2012
A layered lithium-nickel-based compound oxide powder for a positive electrode material for a high density lithium secondary cell, capable of providing a lithium secondary cell having a high capacity and excellent in the rate characteristics also, is provid...
https://drivepatents.com/patents/1001056 · 27 Jun 2012
It is an object of the present invention to provide an active material for a lithium secondary battery having high discharge capacity and excellent in high rate discharge characteristics and a lithium secondary battery using the same. The active material f...
https://drivepatents.com/patents/1005594 · 1 Feb 2012
A non-aqueous electrolyte secondary cell having high temperature storage characteristics and cycle characteristics is provided. This object is realized by adopting the following configuration. The non-aqueous electrolyte secondary cell includes a positive ...
https://drivepatents.com/patents/1006005 · 25 Jan 2012
Disclosed is a mixed metal oxide comprising Na, M, and M, where Mrepresents at least one element selected from the group consisting of Mg, Ca, Sr, and Ba; and Mrepresents at least one element selected from the group consisting of Mn, Fe, Co, and Ni, wherei...
https://drivepatents.com/patents/1006506 · 4 Jan 2012
Disclosed are a cathode active material for lithium seco ndary batteries, a method for preparing the same, and lithium secondary batteries comprising the same. The cathode active material for lithium secondary batteries comprises a lithium metal oxide seco...