Patent application number | Description | Published |
20080199780 | ELECTROCHEMICAL ELEMENT, METHOD FOR MANUFACTURING ELECTRODE THEREOF, AND LITHIATION TREATMENT METHOD AND LITHIATION TREATMENT APPARATUS - A method for manufacturing an electrode for an electrochemical element capable of absorbing and releasing lithium ions includes a lithiation treatment method for compensating an irreversible capacity of the electrode for an electrochemical element. In the lithiation treatment method, lithium is provided to the electrode by allowing a lithium vapor to flow with a movement route of the lithium vapor limited. | 08-21-2008 |
20080268343 | ELECTROCHEMICAL ELEMENT AND ELECTRODE THEREOF, METHOD AND APPARATUS FOR MANUFACTURING THE ELECTRODE, METHOD AND APPARATUS FOR LITHIATION TREATMENT - A method for manufacturing an electrode of an electrochemical element includes providing lithium and an element that has a larger atomic weight than that of lithium and is other than a constituting material of the electrode to an electrode by using a lithium vapor and a vapor of the element. | 10-30-2008 |
20090098459 | ELECTROCHEMICAL ELEMENT, AND METHOD AND APPARATUS FOR MANUFACTURING ELECTRODE THEREOF - A method for manufacturing an electrode of an electrochemical element includes: (A) forming an active material layer on a current collector; and (B) providing lithium to the active material layer. The A step and the B step are carried out in continuous space. | 04-16-2009 |
20090104536 | NEGATIVE ELECTRODE FOR LITHIUM ION SECONDARY BATTERY, METHOD FOR PRODUCING THE SAME, AND LITHIUM ION SECONDARY BATTERY USING THE SAME - A negative electrode for a lithium ion secondary battery including a current collector and an active material layer carried on the current collector, wherein the active material layer includes an active material represented by the general formula: Li | 04-23-2009 |
20100112451 | NEGATIVE ELECTRODE FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERY - A negative electrode | 05-06-2010 |
20100151322 | NONAQUEOUS ELECTROLYTE SECONDARY BATTERY AND METHOD OF MANUFACTURING NEGATIVE ELECTRODE THEREOF - Disclosed is a method for producing a negative electrode for nonaqueous electrolyte batteries, which comprises the following three steps: (A) a step for forming a negative electrode by depositing a negative electrode active material on a collector; (B) a step for subjecting the negative electrode to a heat treatment; and (C) a step for providing the negative electrode active material with lithium after the step (B). | 06-17-2010 |
20100151329 | NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY AND METHOD OF MANUFACTURING NEGATIVE ELECTRODE THEREOF - A method of manufacturing a negative electrode includes: a first step of forming a plurality of columnar active material blocks capable of electrochemically storing and releasing lithium ions on the surface of a current collector; and a second step of disposing particulate lithium in the gaps between the active material blocks. | 06-17-2010 |
20100167112 | LITHIUM ION SECONDARY BATTERY - A lithium ion secondary battery including: a positive electrode current collector; a positive electrode active material layer that is provided in contact with the positive electrode current collector; a separator layer that is provided on a side of the positive electrode active material layer on which the positive electrode current collector is not provided; a negative electrode active material layer that is provided on a side of the separator layer on which the positive electrode active material layer is not provided, that primarily contains silicon or tin, and that includes a opposing portion opposing the positive electrode active material layer and a non-opposing portion not opposing the positive electrode active material layer, the opposing portion and the non-opposing portion containing lithium produced by a thin film-forming method; and a negative electrode current collector that is provided on a side of the negative electrode active material layer on which the separator layer is not provided. Thereby, deformation of the negative electrode and deterioration in cycle characteristics accompanied by such deformation can be prevented. | 07-01-2010 |
20100196623 | FILM FORMING METHOD AND FILM FORMING APPARATUS - The present invention provides a film forming method and a film forming apparatus each of which is capable of forming films at low cost. The film forming method of the present invention includes the steps of (i) melting a solid material | 08-05-2010 |
20100216033 | CATHODE MATERIAL AND NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY USING IT - A negative electrode material for non-aqueous electrolyte secondary batteries, characterized in that the negative electrode material comprises a composite particle including solid phases A and B, the solid phase A being dispersed in the solid phase B, and the ratio (I | 08-26-2010 |
20110111276 | ELECTRODE PLATE FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERY AND NONAQUEOUS ELECTROLYTE SECONDARY BATTERY - An electrode plate for a nonaqueous electrolyte secondary battery includes: a current collector made of metal foil in the shape of a band; a mixture layer containing an active material and provided on each surface of the current collector; and an extension lead connected to the current collector. The current collector has an exposed portion having first and second surfaces on each of which the mixture layer is not provided. The exposed portion extends perpendicularly to a longitudinal direction of the current collector. The extension lead is connected to the first surface of the exposed portion. A portion of the first surface on which the mixture layer is not provided has a width larger than that of a portion of the second surface on which the mixture layer is not provided. | 05-12-2011 |
20110111297 | NONAQUEOUS ELECTROLYTE SECONDARY BATTERY - A nonaqueous electrolyte secondary battery including: an electrode group which includes a positive electrode containing lithium-containing composite oxide, a negative electrode capable of inserting and extracting lithium ions, and a porous insulator interposed between the positive electrode and the negative electrode, and is sealed in a battery case together with a nonaqueous electrolyte, wherein the porous insulator has a Gurley number of 100 sec/100 ml to 1000 sec/100 ml, both inclusive, and an average pore diameter of 0.05 μm to 0.15 μm, both inclusive. | 05-12-2011 |
20110111302 | ELECTRODE PLATE FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERY, METHOD FOR FABRICATING THE SAME, AND NONAQUEOUS ELECTROLYTE SECONDARY BATTERY - Winding dislocation in forming an electrode group of a nonaqueous electrolyte secondary battery is prevented. | 05-12-2011 |
20110129736 | NONAQUEOUS ELECTROLYTE SECONDARY BATTERY AND METHOD FOR MANUFACTURING THE SAME - A nonaqueous electrolyte secondary battery includes: a positive electrode | 06-02-2011 |
20110135981 | NONAQUEOUS ELECTROLYTE SECONDARY BATTERY AND METHOD FOR FABRICATING THE SAME - A negative electrode of a nonaqueous electrolyte secondary battery includes a negative electrode current collector ( | 06-09-2011 |
20110135997 | SECONDARY BATTERY, BATTERY PACK INCLUDING SECONDARY BATTERY, AND METHOD FOR FABRICATING SECONDARY BATTERY - The disclosed secondary battery is a flat secondary battery | 06-09-2011 |
20110200869 | LITHIUM SECONDARY BATTERY AND METHOD FOR FABRICATING THE SAME - An electrode group | 08-18-2011 |
20110287297 | NONAQUEOUS ELECTROLYTE SECONDARY BATTERY - A separator ( | 11-24-2011 |
20120032647 | METHOD FOR DETERMINING COMPLETION OF CHARGE OF LITHIUM ION SECONDARY BATTERY, METHOD FOR DETERMINING TERMINATION OF DISCHARGE OF LITHIUM ION SECONDARY BATTERY, CHARGE CONTROL CIRCUIT, DISCHARGE CONTROL CIRCUIT, AND POWER SUPPLY - A method for determining completion of charge of a long-duration lithium ion secondary battery is provided. | 02-09-2012 |
20140020242 | METHOD FOR FABRICATING A NONAQUEOUS ELECTROLYTE SECONDARY BATTERY - A nonaqueous electrolyte secondary battery includes: a positive electrode | 01-23-2014 |