Patent application number | Description | Published |
20110114873 | MATERIAL FOR LITHIUM SECONDARY BATTERY OF HIGH PERFORMANCE - Provided is a lithium mixed transition metal oxide having a composition represented by Formula I of Li | 05-19-2011 |
20110114874 | METHOD OF PREPARING MATERIAL FOR LITHIUM SECONDARY BATTERY OF HIGH PERFORMANCE - Provided is a method for preparing a lithium mixed transition metal oxide, comprising subjecting Li | 05-19-2011 |
20110117662 | MATERIAL FOR LITHIUM SECONDARY BATTERY OF HIGH PERFORMANCE - Provided is a cathode active material containing a Ni-based lithium mixed transition metal oxide. More specifically, the cathode active material comprises the lithium mixed transition metal oxide having a composition represented by Formula I of Li | 05-19-2011 |
20130122363 | CATHODE ACTIVE MATERIAL AND LITHIUM SECONDARY BATTERY COMPRISING THE SAME - Disclosed is a cathode active material for secondary batteries comprising at least one compound selected from the following formula 1: (1−s−t)[Li(Li | 05-16-2013 |
20130177816 | CATHODE ACTIVE MATERIAL AND LITHIUM SECONDARY BATTERY COMPRISING THE SAME - Disclosed is a cathode active material for secondary batteries comprising one or more compounds having a layered-crystal structure, represented by the following Formula 1, wherein a transition metal layer contains Li, in an amount lower than 20%, based on a total amount of a transition metal site, and a ratio of Ni positioned in a lithium layer, that is, a cation mixing ratio is 1% to 4.5%, based on a total amount of a lithium site in the lithium layer to stably support the layered-crystal structure: (1-s-t)[Li(Li | 07-11-2013 |
20130196232 | MATERIAL FOR LITHIUM SECONDARY BATTERY OF HIGH PERFORMANCE - Provided is a lithium mixed transition metal oxide having a composition represented by Formula I of Li | 08-01-2013 |
20130221283 | LITHIUM SECONDARY BATTERY POSITIVE ELECTRODE MATERIAL FOR IMPROVING OUTPUT CHARACTERISTICS AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME - Provided are a positive electrode active material for improving an output and a lithium secondary battery including the same. Particularly, graphite and conductive carbon which have shapes and sizes different from each other, may be simultaneously coated on a mixed positive electrode material of a 3-component system lithium-containing metal oxide having a layered structure and expressed as following Chemical Formula 1 and LiFePO | 08-29-2013 |
20130248758 | MATERIAL FOR LITHIUM SECONDARY BATTERY OF HIGH PERFORMANCE - Provided is a cathode active material containing a Ni-based lithium mixed transition metal oxide. More specifically, the cathode active material comprises the lithium mixed transition metal oxide having a composition represented by Formula I of Li | 09-26-2013 |
20130334457 | METHOD OF PREPARING MATERIAL FOR LITHIUM SECONDARY BATTERY OF HIGH PERFORMANCE - Provided is a method for preparing a lithium mixed transition metal oxide, comprising subjecting Li | 12-19-2013 |
20140246620 | MATERIAL FOR LITHIUM SECONDARY BATTERY OF HIGH PERFORMANCE - Provided is a lithium mixed transition metal oxide having a composition represented by Formula I of Li | 09-04-2014 |
20140272548 | SECONDARY BATTERY STRUCTURE - The present invention relates to a secondary battery structure. The secondary battery structure includes: a can an electrode assembly accommodated in the can, the electrode assembly including a cathode tab and an anode tab; a cap plate sealing an opened upper end of the can; and an upper insulator disposed between the can and the cap plate, the upper insulator having a cathode tab hole for the cathode tab, an anode tab hole for the anode tab, and an injection/impregnation hole for injecting and impregnating, wherein each of the cathode tab hole, the anode tab hole, and the injection/impregnation hole extends in a length or width direction of the upper insulator and is symmetrical with respect to at least one of a line (a) that equally divides the upper insulator in a width direction and a line (b) that equally divides the upper insulator in a length direction. | 09-18-2014 |
20140302615 | MATERIAL FOR LITHIUM SECONDARY BATTERY OF HIGH PERFORMANCE - Provided is a cathode active material containing a Ni-based lithium mixed transition metal oxide. More specifically, the cathode active material comprises the lithium mixed transition metal oxide having a composition represented by Formula I of Li | 10-09-2014 |
20140353545 | METHOD OF PREPARING MATERIAL FOR LITHIUM SECONDARY BATTERY OF HIGH PERFORMANCE - Provided is a method for preparing a lithium mixed transition metal oxide, comprising subjecting Li | 12-04-2014 |