| Patent application number | Description | Published |
|---|
| 20080206651 | ANODE, METHOD OF MANUFACTURING IT, AND BATTERY - A battery having a high charge and discharge efficiency is provided. An anode being provided with an anode active material layer on an anode current collector, in which the anode active material layer contains silicon as an anode active material and includes a compound film having Si—O bond and Si—N bond on at least part of the surface of the anode active material layer. | 08-28-2008 |
| 20080233478 | ANODE, METHOD OF MANUFACTURING IT, BATTERY, AND METHOD OF MANUFACTURING IT - A battery capable of improving the cycle characteristics and the swollenness characteristics is provided. The battery includes a cathode, an anode, and an electrolytic solution. The node has an anode current collector and an anode active material layer provided thereon, and the anode active material layer contains a plurality of anode active material particles having silicon, and a metal material having a metal element not being alloyed with an electrode reactant in a gap between the anode active material particles. | 09-25-2008 |
| 20080254368 | CATHODE ACTIVE MATERIAL, CATHODE, NONAQUEOUS ELECTROLYTE BATTERY, AND METHOD FOR MANUFACTURING CATHODE - A cathode active material has: a lithium composite oxide which contains the highest proportion of nickel among constituent metal elements except lithium; and a phosphorus compound which is contained near the surface of the lithium composite oxide, a cathode including the cathode active material, and a method for manufacturing the cathode. | 10-16-2008 |
| 20080311472 | ANODE AND METHOD OF MANUFACTURING THE SAME, AND BATTERY AND METHOD OF MANUFACTURING THE SAME - A battery capable of improving cycle characteristics is provided. An anode includes: an anode current collector; an anode active material arranged on the anode current collector; and a coating arranged on the anode active material layer, in which the coating includes at least one of a metal salt represented by Chemical Formula 1 and a metal salt of oxocarbonic acid. | 12-18-2008 |
| 20090004568 | ANODE AND BATTERY - A battery capable of improving the cycle characteristics is provided. The battery includes a cathode, an anode and an electrolytic solution. The anode has an anode current collector, an anode active material layer provided on the anode current collector, and a coat provided on the anode active material layer, in which the coat contains a fluorine resin having an ether bond. | 01-01-2009 |
| 20090029252 | ANODE, BATTERY, AND METHODS OF MANUFACTURING THEM - A battery capable of improving the cycle characteristics is provided. The battery includes a cathode, an anode and an electrolytic solution. The anode has a coat on an anode active material layer provided on an anode current collector. The anode active material layer contains an anode material that is capable of inserting and extracting an electrode reactant and has at least one of a metal element and a metalloid element. The coat contains a metal salt having sulfur and oxygen. | 01-29-2009 |
| 20090092892 | ANODE AND METHOD OF MANUFACTURING THE SAME, AND BATTERY AND METHOD OF MANUFACTURING THE SAME - An anode capable of improving charge-discharge efficiency, and a method of manufacturing the anode, and a battery using the anode are provided. An anode | 04-09-2009 |
| 20090098458 | ANODE AND BATTERY - A battery capable of obtaining superior cycle characteristics and safety is provided. The battery includes a cathode, an anode, and an electrolytic solution. The electrolytic solution is impregnated in a separator provided between the cathode and the anode. The anode has an insulative coat on an anode active material layer provided on an anode current collector. The coat contains an insulating material such as a meal hydroxide and a metal oxide. The coat is in a form of plate divided into a plurality of portions. The insulation property of the coat prevents internal short circuit. A plurality of portions of the coat prevent separation of the anode active material layer and decomposition of the electrolytic solution. Further, even when short circuit occurs, heat generation is prevented by heat absorption characteristics of the coat. | 04-16-2009 |
| 20090111019 | ANODE AND BATTERY - A battery capable of improving the cycle characteristics is provided. The battery includes a cathode, an anode, and an electrolytic solution. The electrolytic solution is impregnated in a separator provided between the cathode and the anode. The anode has a coat on an anode active material layer provided on an anode current collector. The coat contains a fluorine resin. A terminal of the fluorine resin is a hydroxyl group or the like capable of being fixed (for example, being absorbed or bound) on the surface of the anode active material layer (anode active material). | 04-30-2009 |
| 20090111020 | ANODE AND METHOD OF MANUFACTURING THE SAME, AND SECONDARY BATTERY - An anode and a secondary battery capable of improving the charge and discharge efficiency are provided. The anode includes an anode current collector, and an anode active material layer provided on the anode current collector. The anode active material layer has a plurality of anode active material particles containing at least one of a simple substance of silicon, a compound of silicon, a simple substance of tin and a compound of tin, and has a coat containing an oxo acid salt in at least part of the surface of the anode active material particles. | 04-30-2009 |
| 20090136855 | ANODE, BATTERY, AND METHODS OF MANUFACTURING THEM - A battery capable of improving the cycle characteristics and the swollenness characteristics is provided. The battery includes a cathode, an anode, and an electrolytic solution. The electrolytic solution is impregnated in a separator provided between the cathode and the anode. The anode has a coat on an anode active material layer provided on an anode current collector. The coat contains a metal salt. The metal salt has a hydroxyl group and at least one of a sulfonic acid group and a carboxylic acid group. Thereby, lithium ions are easily inserted in the anode and extracted from the anode, and decomposition of the electrolytic solution is prevented. | 05-28-2009 |
| 20090148771 | CATHODE AND NONAQUEOUS ELECTROLYTE BATTERY - A nonaqueous electrolyte battery includes a cathode having a cathode active material layer including a lithium phosphate compound having an olivine structure; an anode having an anode active material; and a nonaqueous electrolyte, wherein the cathode active material layer includes a carbon material, of which a ratio of a peak intensity at 1,360 cm | 06-11-2009 |
| 20090148778 | ANODE, METHOD OF MANUFACTURING IT, AND BATTERY - A battery having a high charge and discharge efficiency in which a spirally wound electrode body having a lamination structure of a cathode, an anode | 06-11-2009 |
| 20100028768 | POSITIVE ELECTRODE ACTIVE MATERIAL, POSITIVE ELECTRODE USING THE SAME AND NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY - A positive electrode active material includes: a complex oxide particle containing at least lithium and one or plural transition metals; and a coating layer provided in at least a part of the complex oxide particle, wherein the coating layer contains at least one element M which is different from the principal transition metal constituting the complex oxide particle and which is selected among elements belonging to the Groups 2 to 13, and at least one element X selected among phosphorus (P), silicon (Si) and germanium (Ge), and the element M and the element X show different distribution from each other in the coating layer. | 02-04-2010 |
| 20100055567 | POSITIVE ELECTRODE ACTIVE MATERIAL, POSITIVE ELECTRODE USING THE SAME AND NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY - A positive electrode active material includes: a particle containing a positive electrode material capable of intercalating and deintercalating an electrode reactant; and a film provided in at least a part of the particle and having a peak of C | 03-04-2010 |
| 20110014518 | SECONDARY BATTERY, ANODE, CATHODE, AND ELECTROLYTE - A secondary battery, a cathode, an anode, and an electrolyte are provided. For example, a secondary battery is provided including an anode; a cathode; and an electrolyte, wherein the anode includes an anode active material and a coat including a substance selected from the group consisting of metal barium and barium compounds. | 01-20-2011 |
| 20110027647 | ANODE, BATTERY, AND METHODS OF MANUFACTURING THEM - A battery including an electrolytic solution. The electrolytic solution including a compound having a sulfonyl group and at least one peak of ions is selected from the group consisting of Li | 02-03-2011 |
| 20110086269 | ANODE AND METHOD OF MANUFACTURING THE SAME, AND BATTERY AND METHOD OF MANUFACTURING THE SAME - An anode in which an anode active material layer is arranged on an anode current collector. The anode active material layer includes anode active material particles made of an anode active material including at least one of silicon and tin as an element. An oxide-containing film including an oxide of at least one kind selected from the group consisting of silicon, germanium and tin is formed in a region in contact with an electrolytic solution of the surface of each anode active material particle by a liquid-phase method such as a liquid-phase deposition method. The region in contact with the electrolytic solution of the surface of each anode active material particle is covered with the oxide-containing film, to thereby improve the chemical stability of the anode and the charge-discharge efficiency. The thickness of the oxide-containing film is preferably within a range from 0.1 nm to 500 nm both inclusive. | 04-14-2011 |
