Patent application number | Description | Published |
20090197168 | STORAGE ELEMENT - There is provided a battery device having a high operating voltage and a low capacity degradation rate. The battery device comprising: a positive electrode having at least a positive electrode active material layer and a positive electrode collector; a negative electrode; a separator; and an organic electrolytic solution, wherein the positive electrode active material layer contains non-porous carbon having a specific surface area of 500 m | 08-06-2009 |
20090272933 | Process for production of highly pure quaternary ammonium salt - A process for preparing a highly pure quaternary ammonium salt comprising: | 11-05-2009 |
20100038578 | Quaternary ammonium salt, electrolyte, electrolyte solution and electrochemical device - A quaternary ammonium salt of the formula (1), electrolytic solution and electrochemical device using the salt | 02-18-2010 |
20100044617 | Method for producing high-purity quaternary ammonium salt - A process for preparing a high-purity quaternary ammonium salt comprising:
| 02-25-2010 |
20110111288 | PRODUCTION PROCESS OF DIFLUOROPHOSPHATE, NONAQUEOUS ELECTROLYTIC SOLUTION AND NONAQUEOUS ELECTROLYTIC SECONDARY BATTERY - To provide a technique for simply and easily producing a high-purity difluorophosphate and provide a production process of an electrolytic solution using the obtained difluorophosphate, an electrolytic solution and a secondary battery. | 05-12-2011 |
20110123873 | Quaternary ammonium salt and composition, and electrochemical device - A quaternary ammonium salt of the formula (1), a composition containing the quaternary ammonium salt and an organic solvent, and an electrochemical device using the salt | 05-26-2011 |
20110223089 | PRODUCTION PROCESS OF DIFLUOROPHOSPHATE, NONAQUEOUS ELECTROLYTIC SOLUTION AND NONAQUEOUS ELECTROLYTIC SECONDARY BATTERY - To provide a technique for simply and easily producing a high-purity difluorophosphate and provide a production process of an electrolytic solution using the obtained difluorophosphate, an electrolytic solution and a secondary battery. | 09-15-2011 |
20110223488 | PRODUCTION PROCESS OF DIFLUOROPHOSPHATE, NONAQUEOUS ELECTROLYTIC SOLUTION AND NONAQUEOUS ELECTROLYTIC SECONDARY BATTERY - To provide a technique for simply and easily producing a high-purity difluorophosphate and provide a production process of an electrolytic solution using the obtained difluorophosphate, an electrolytic solution and a secondary battery. | 09-15-2011 |
20120202111 | CARBON ACTIVE MATERIAL FOR BATTERY ELECTRODES - There is provided a battery device having a high operating voltage and a low capacity degradation rate. The battery device comprising: a positive electrode having at least a positive electrode active material layer and a positive electrode collector; a negative electrode; a separator; and an organic electrolytic solution, wherein the positive electrode active material layer contains non-porous carbon having a specific surface area of 500 m | 08-09-2012 |
20130004860 | QUATERNARY AMMONIUM SALT AND COMPOSITION, AND ELECTROCHEMICAL DEVICE - A quaternary ammonium salt of the formula (1), a composition containing the quaternary ammonium salt and an organic solvent, and an electrochemical device using the salt | 01-03-2013 |
20150015113 | POLYMER ACTUATOR DEVICE AND APPARATUS AND METHOD FOR DRIVING POLYMER ACTUATOR DEVICE - A polymer actuator device includes a device part including an electrolyte layer, first and second electrode layers disposed on either surface of the electrolyte layer in a thickness direction, and a reference electrode layer disposed between the first and second electrode layers and in contact with the electrolyte layer. The device part bends in response to a voltage applied between the first and second electrode layers. | 01-15-2015 |
20150064091 | METHOD FOR PRODUCING DIFLUOROPHOSPHATE - A process for preparing difluorophosphate comprising reacting difluorophosphoric acid with at least one salt, as a raw material, selected from a halide salt, a carbonate, a phosphate, a hydroxide and an oxide of an alkali metal, an alkaline earth metal or an onium in the difluoraphosphoric acid, then separating a precipitate from the difluorophosphoric acid by solid-liquid separation, the precipitate being precipitated by crystallization operation in the difluorophosphoric acid, and removing the difluorophosphoric acid contained in the precipitate by distillation to obtain difluorophosphate. | 03-05-2015 |