Patent application number | Description | Published |
20120282526 | PRODUCTION PROCESS FOR COMPOSITE OXIDE, POSITIVE-ELECTRODE ACTIVE MATERIAL FOR LITHIUM-ION SECONDARY BATTERY AND LITHIUM-ION SECONDARY BATTERY - A composite oxide, whose major component is a lithium-manganese-system oxide including Li and tetravalent Mn at least and having a crystal structure that belongs to a layered rock-salt structure, is produced via the following:
| 11-08-2012 |
20120315544 | PRODUCTION PROCESS FOR COMPOSITE OXIDE, POSITIVE-ELECTRODE ACTIVE MATERIAL FOR LITHIUM-ION SECONDARY BATTERY AND LITHIUM-ION SECONDARY BATTERY - A composite oxide is produced via the following:
| 12-13-2012 |
20120321954 | PRODUCTION PROCESS FOR COMPOSITE OXIDE, POSITIVE-ELECTRODE ACTIVE MATERIAL FOR LITHIUM-ION SECONDARY BATTERY AND LITHIUM-ION SECONDARY BATTERY - The present invention is a production process for composite oxide being expressed by a compositional formula: LiMn | 12-20-2012 |
20120321955 | LITHIUM-ION SECONDARY BATTERY - A lithium-ion secondary battery is characterized in that it is equipped with:
| 12-20-2012 |
20130017449 | POSITIVE-ELECTRODE ACTIVE MATERIAL FOR LITHIUM-ION SECONDARY BATTERY AND LITHIUM-ION SECONDARY BATTERYAANM Yasuda; NaotoAACI Kariya-shiAACO JPAAGP Yasuda; Naoto Kariya-shi JPAANM Murase; HitotoshiAACI Kariya-shiAACO JPAAGP Murase; Hitotoshi Kariya-shi JPAANM Isomura; RyotaAACI Kariya-shiAACO JPAAGP Isomura; Ryota Kariya-shi JPAANM Abe; ToruAACI Kariya-shiAACO JPAAGP Abe; Toru Kariya-shi JP - The present invention is characterized in that it is a positive-electrode active material for lithium-ion secondary battery, the positive-electrode active material being capable of absorbing and releasing lithium; it includes the following at least: a first compound exhibiting an irreversible capacity; and a second compound being capable of absorbing more lithium than an amount of lithium that has been released at the time of first-round charging; and it exhibits an irreversible capacity decreasing as a whole of active material. | 01-17-2013 |
20130171525 | PRODUCTION PROCESS FOR COMPOSITE OXIDE, POSITIVE-ELECTRODE ACTIVE MATERIAL FOR SECONDARY BATTERY AND SECONDARY BATTERY - A production process according to the present invention is a novel production process for composite oxide, production process whose a major product is a lithium-manganese-based oxide that includes at least the following: a lithium (Li) element; and a tetravalent manganese (Mn) element, and lithium-manganese-based oxide whose crystal structure belongs to a layered rock-salt structure;
| 07-04-2013 |
20140093779 | NEGATIVE-ELECTRODE ACTIVE MATERIAL FOR LITHIUM-ION SECONDARY BATTERY AND PROCESS FOR PRODUCING THE SAME AS WELL AS LITHIUM-ION SECONDARY BATTERY AND PROCESS FOR MANUFACTURING THE SAME - An object of the present invention is to provide a negative-electrode active material for lithium-ion secondary battery, negative-electrode active material which makes it possible for lithium-ion secondary batteries to exhibit higher capacities, and which makes it feasible to charge and discharge lithium-ion secondary batteries at a faster speed. In a production process according to the present invention, oxidized titanium fluoride is obtained by heating a mixed raw material, which includes a mixture of anatase-type TiO | 04-03-2014 |
20140134491 | LITHIUM CONTAINING COMPOSITE OXIDE POWDER AND MANUFACTURING PROCESS FOR THE SAME - Provided is a lithium containing composite oxide powder suitable for the positive electrode active material of the non-aqueous electrolysis solution secondary battery such as the lithium ion secondary battery, and a manufacturing process for the same. A lithium containing composite oxide powder includes a single crystal particle containing a lithium containing composite oxide that is manufactured by a molten salt method and that includes at least lithium and another one or more metal elements and in which a crystal structure belongs to a lamellar rock salt structure, wherein an average primary particle diameter is greater than or equal to 200 nm and smaller than or equal to 30 μm. The lithium containing composite oxide powder is grown by reacting the metal containing ingredient in the molten salt of the lithium hydroxide at a reaction temperature of higher than or equal to 650° C. and lower than or equal to 900° C. | 05-15-2014 |