Patent application number | Description | Published |
20090023954 | Ionic liquid containing phosphonium ion and method for producing the same - An ionic liquid of the present invention is “an ionic liquid comprising an organic substance represented by the following general formula (1) as a cation component” and “an ionic liquid comprising a cation component and an anion component, and the cation component is one or plural kinds selected from the group consisting of cation components represented by the following formula (1)”. | 01-22-2009 |
20090130559 | METHOD OF PRODUCING POSITIVE ELECTRODE ACTIVE MATERIAL AND NONAQUEOUS ELECTROLYTE BATTERY USING THE SAME - The present invention provides a positive electrode active material that has rate characteristics suitable for nonaqueous electrolyte batteries and particularly nonaqueous electrolyte secondary batteries, a method by which this positive electrode active material can be easily mass produced, and a high-performance nonaqueous electrolyte battery that has a positive electrode active material obtained by this method. | 05-21-2009 |
20090163394 | IONIC LIQUID CONTAINING PHOSPHONIUM CATION HAVING P-N BOND AND METHOD FOR PRODUCING SAME - An ionic liquid which contains an organic matter represented by the following general formula (1) as a cation component. The ionic liquid is stably in a liquid state over a wide temperature range and is excellent in electrochemical stability. The ionic liquid is advantageously used for applications such as electric power storage devices, lithium secondary batteries, electrical double layer capacitors, dye-sensitized solar cells, fuel cells, and reaction solvents. | 06-25-2009 |
20100148114 | POSITIVE ELECTRODE ACTIVE MATERIAL AND METHOD OF PRODUCING THE SAME AND NONAQUEOUS ELECTROLYTE BATTERY HAVING POSITIVE ELECTRODE CONTAINING POSITIVE ELECTRODE ACTIVE MATERIAL - The present invention provides an olivine-type positive electrode active material that is an inexpensive and very safe positive electrode active material that also exhibits excellent battery properties even at high energy densities. The present invention also provides a method of producing this olivine-type positive electrode active material and a nonaqueous electrolyte battery that has a positive electrode that contains this olivine-type positive electrode active material. The present invention relates to a positive electrode active material that comprises an olivine-type lithium manganese phosphate compound represented by the following general formula (1) | 06-17-2010 |