Patent application number | Description | Published |
20140220438 | NONAQUEOUS ELECTROLYTE SECONDARY BATTERY AND CATHODE SHEET THEREFOR - The invention provides a nonaqueous electrolyte secondary battery having a cathode and an anode arranged so as to be opposite to each other, and an electrolyte layer put therebetween;
| 08-07-2014 |
20150162613 | POWER STORAGE DEVICE POSITIVE ELECTRODE AND PRODUCTION METHOD THEREFOR, POSITIVE ELECTRODE ACTIVE SUBSTANCE FOR POWER STORAGE DEVICE AND PRODUCTION METHOD THEREFOR, AND POWER STORAGE DEVICE - A power storage device positive electrode which ensures development of a higher capacity at the initial stage of a charge/discharge process and a higher capacity density is provided. The power storage device positive electrode contains an electrically conductive polymer as a positive electrode substance, where the electrically conductive polymer is present in a particulate form having a median diameter of not greater than 5 μm. | 06-11-2015 |
20150235777 | POWER STORAGE DEVICE POSITIVE ELECTRODE, POWER STORAGE DEVICE, AND METHOD FOR PRODUCING SLURRY FOR POWER STORAGE DEVICE POSITIVE ELECTRODE - A higher performance positive electrode for a power storage device is provided, which ensures a higher capacity density per unit weight of an active substance and, particularly, a higher initial capacity in initial charge/discharge. The power storage device positive electrode includes electrically conductive polymer particles as an active substance, and the electrically conductive polymer particles each have a flat shape. | 08-20-2015 |
20150303475 | POWER STORAGE DEVICE, ELECTRODE USED THEREIN, AND POROUS SHEET - In order to achieve a novel power storage device having high-speed charge/discharge and a high capacity density, an electrode which is used in the power storage device, and a porous sheet, the present invention provides a power storage device which includes an electrolyte layer | 10-22-2015 |
20150303476 | POWER STORAGE DEVICE, AND ELECTRODE AND POROUS SHEET USED IN SAME - A power storage device including an electrolyte layer, and a positive electrode and a negative electrode provided, with the electrolyte layer interposed therebetween. At least one of the electrodes is a composite including at least a thiophene polymer (A) having electrical conductivity varied by ion insertion/desertion, and a polycarboxylic acid (B). The polycarboxylic acid (B) is fixed in the electrode. A high-performance power storage device having an excellent capacity density per active substance weight and excellent high-speed charge and discharge characteristics is provided. | 10-22-2015 |
20150318540 | NONAQUEOUS ELECTROLYTE SECONDARY BATTERY AND METHOD FOR MANUFACTURING SAME - A nonaqueous electrolyte secondary battery is provided, which includes a positive electrode, a negative electrode, a separator disposed between the positive electrode and negative electrode, and an electrolyte solution containing a supporting salt having ion conductivity, wherein the positive electrode comprises a composition containing components (a) and (b) below and satisfying a requirement (α) below, and wherein the negative electrode contains metal lithium and at least one selected from materials capable of lithium ion insertion/desorption: | 11-05-2015 |
20150318549 | ELECTRICITY STORAGE DEVICE, ELECTRODE USED THEREIN, AND POROUS SHEET - For achievement of a novel electricity storage device excellent in charge and discharge velocity and in capacity density, and an electrode and a porous sheet for use in the same, an electricity storage device including an electrolyte layer, a positive electrode, and a negative electrode is provided, wherein the electrolyte layer is interposed between the electrodes, and wherein at least one of the electrodes is a porous film made from a solution having an electrically conductive polymer in a reduced state. | 11-05-2015 |