Patent application number | Description | Published |
20090127503 | Active Material for Lithium Ion Battery Having A1-Containing Lithium Titanate and Lithium Ion Battery - It is an object of the present invention to provide an active material for lithium ion battery capable of producing a lithium ion battery having an excellent high rate charge and discharge performance and a lithium ion battery having an excellent high rate charge and discharge performance. | 05-21-2009 |
20110037440 | Process for producing lithium secondary battery - A process for producing a lithium secondary battery employs a charging method where a positive electrode upon charging has a maximum achieved potential of 4.3 V (vs. Li/Li+) or lower. The process includes charging the lithium secondary battery to reach at least a region with relatively flat fluctuation of potential appearing in a positive electrode potential region exceeding 4.3 V (vs. Li/Li | 02-17-2011 |
20120145954 | ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY, ELECTRODE FOR LITHIUM SECONDARY BATTERY, LITHIUM SECONDARY BATTERY, AND METHOD FOR PRODUCING THE SAME - 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 for a lithium secondary battery containing a solid solution of a lithium-transition metal composite oxide having an α-NaFeO | 06-14-2012 |
20130146808 | ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY, ELECTRODE FOR LITHIUM SECONDARY BATTERY, AND LITHIUM SECONDARY BATTERY | 06-13-2013 |
20130230775 | ACTIVE MATERIAL FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERY, METHOD FOR PRODUCTION OF THE ACTIVE MATERIAL, ELECTRODE FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERY AND NONAQUEOUS ELECTROLYTE SECONDARY BATTERY - There is provided an active material for a nonaqueous electrolyte secondary battery, including a lithium-transition metal composite oxide which has an α-NaFeO | 09-05-2013 |
20130313471 | POSITIVE ACTIVE MATERIAL FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERY, METHOD OF MANUFACTURING THE POSITIVE ACTIVE MATERIAL, ELECTRODE FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERY, NONAQUEOUS ELECTROLYTE SECONDARY BATTERY AND METHOD OF MANUFACTURING THE SECONDARY BATTERY - An object of the present invention is to provide a positive active material for a nonaqueous electrolyte secondary battery which has a large discharge capacity and is superior in charge-discharge cycle performance, initial efficiency and high rate discharge performance, and a nonaqueous electrolyte secondary battery using the positive active material. The present invention pertains to a positive active material for a nonaqueous electrolyte secondary battery containing a lithium transition metal composite oxide which has a crystal structure of an α-NaFeO | 11-28-2013 |
20130344387 | POSITIVE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY, PRECURSOR OF POSITIVE ACTIVE MATERIAL, ELECTRODE FOR LITHIUM SECONDARY BATTERY AND LITHIUM SECONDARY BATTERY - Provided is a positive active material for a lithium secondary battery includes a lithium transition metal composite oxide having an α-NaFeO | 12-26-2013 |
20140004423 | POSITIVE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY, METHOD FOR PRODUCTION THEREOF, ELECTRODE FOR LITHIUM SECONDARY BATTERY AND LITHIUM SECONDARY BATTERY | 01-02-2014 |
20140038053 | POSITIVE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY, MANUFACTURING METHOD THEREOF, LITHIUM SECONDARY BATTERY ELECTRODE, AND LITHIUM SECONDARY BATTERY - A positive active material for a lithium secondary battery contains a lithium-transition metal composite oxide represented by a composition formula of Li | 02-06-2014 |
20140059845 | METHOD FOR PRODUCING ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY AND METHOD OF USING LITIUM SECONDARY BATTERY - A lithium secondary battery is produced by employing a charging method where a positive electrode upon charging has a maximum achieved potential of 4.3 V (vs. Li/Li | 03-06-2014 |