Patent application number | Description | Published |
20080236909 | ACTIVE MATERIAL, NONAQUEOUS ELECTROLYTE BATTERY, BATTERY PACK AND VEHICLE - An active material including a metal oxide represented by the following formula (1): | 10-02-2008 |
20080239628 | PROTECTION DEVICE FOR ASSEMBLED BATTERY, AND BATTERY PACK UNIT - A protection device for an assembled battery includes a sampling unit which individually samples voltages of batteries of the assembled battery to generate sampled voltages, a holding unit which holds the sampled voltages to generate a plurality of holding voltages, a multiplexer which sequentially reads the holding voltages and outputs each voltage to a common output node, a measuring unit configured to measure the individual voltages and the state of charges of the batteries based on a voltage of the node in a measuring period within a constant measuring cycle, and a control unit configured to turn on/off the sample switches at the same time within the measuring period and repeatedly turn on/off at least one sample switch selected from the plurality of sample switches in accordance with the state of charge in a term other than the measuring period. | 10-02-2008 |
20090035658 | ASSEMBLED BATTERY AND BATTERY PACK - According to an aspect of the invention, there is provided an assembled battery including: a conductive filler; a first cell comprising a flat first electrode tab made of aluminum or an aluminum alloy; a second cell comprising a flat second electrode tab formed of aluminum or an aluminum alloy. The second electrode tab is electrically connected to the first electrode tab through the conductive filler intervening between the first cell and the second cell and through weld surfaces of the first cell and the second cell which are at least partly welded to each other. | 02-05-2009 |
20090053605 | ACTIVE MATERIAL OF NEGATIVE ELECTRODE FOR NON-AQUEOUS ELECTROLYTE BATTERY, METHOD OF MANUFACTURING ACTIVE MATERIAL OF NEGATIVE ELECTRODE FOR NON-AQUEOUS ELECTROLYTE BATTERY AND NON-AQUEOUS ELECTROLYTE BATTERY - There is disclosed a negative electrode active material for a non-aqueous electrolyte battery, which comprises lithium titanium composite oxide represented by a general formula of: Li | 02-26-2009 |
20090087727 | BATTERY PACK - There is disclosed a battery pack which comprises a packing case, a combination battery housed in the packing case and having a plurality of flat and rectangular type secondary batteries which are laminated each other, a hollow body interposed at least between the flat and rectangular type secondary batteries in the combination battery and made of a thermoplastic resin film having a melting point of 110 to 200° C., and a cooling medium passed through the hollow body and includes an nonflammable insulating solvent. | 04-02-2009 |
20110045328 | NON-AQUEOUS ELECTROLYTE BATTERY AND BATTERY PACK - According to one embodiment, a non-aqueous electrolyte battery includes an outer case, a positive electrode housed in the outer case and containing a positive electrode active material, a negative electrode housed in the outer case and containing a monoclinic crystal β-type titanium composite oxide, and a non-aqueous electrolyte filled in the outer case. An absolute value of a gradient of a potential of the negative electrode is larger than that of the positive electrode. Wherein, each of the gradients of a potential of the negative and positive electrodes is found from variations in potential which come at the state of full charge on an open-circuit potential curve drawn from potentials of the positive electrode and the negative electrode. | 02-24-2011 |
20110052942 | ACTIVE MATERIAL FOR BATTERY, NON-AQUEOUS ELECTROLYTE BATTERY AND BATTERY PACK - According to one embodiment, an active material for a battery includes a titanium composite oxide. The titanium composite oxide contains a monoclinic β-type titanium composite oxide as its main phase and has a ratio (A | 03-03-2011 |
20110052993 | ACTIVE MATERIAL - According to one embodiment, a negative electrode active material includes monoclinic system titanium dioxide having an average pore diameter falling within a range of 8 nm to 25 nm. A volume of pores having a diameter of 10 nm or less falls within a range of 10% to 30% of a total pore volume. | 03-03-2011 |
20110052994 | ACTIVE MATERIAL - A negative electrode active material according to one embodiment includes a titanium oxide compound having a crystal structure of monoclinic system titanium dioxide. The titanium oxide compound is modified by at least one kind of ion selected from the group consisting of an alkali metal cation, an alkali earth metal cation, a transition metal cation, a sulfide ion, a sulfuric acid ion and a chloride ion. | 03-03-2011 |
20110262800 | NONAQUEOUS ELECTROLYTE BATTERY, LITHIUM TITANIUM COMPOSITE OXIDE AND BATTERY PACK - A nonaqueous electrolyte battery is provided and includes: a negative electrode including a lithium titanium composite oxide showing an X-ray diffraction pattern in which each of main peak intensities of rutile TiO | 10-27-2011 |
20120009449 | ACTIVE MATERIAL FOR BATTERY, NONAQUEOUS ELECTROLYTE BATTERY, BATTERY PACK, AND VEHICLE - According to one embodiment, there is provided an active material for a battery. The active material includes secondary particle which contains primary particles of a monoclinic β-type titanium composite oxide having an average primary particle diameter of 1 nm to 10 μm. The secondary particle has an average secondary particle diameter of 1 μm to 100 μm. The secondary particle has compression fracture strength of 20 MPa or more. | 01-12-2012 |
20120028108 | ACTIVE MATERIAL FOR BATTERY, NONAQUEOUS ELECTROLYTE BATTERY, BATTERY PACK, AND VEHICLE - According to one embodiment, there is provided an active material for a battery. The active material comprises a monoclinic β-type titanium composite oxide which contains fluorine. | 02-02-2012 |
20120058395 | BATTERY ELECTRODE, METHOD OF PRODUCING THE SAME, NONAQUEOUS ELECTROLYTE BATTERY, BATTERY PACK, AND ACTIVE MATERIAL - According to one embodiment, there is provided a battery electrode. The battery electrode includes a titanium oxide compound having a monoclinic titanium dioxide crystal structure and a basic polymer. | 03-08-2012 |
20120070717 | NEGATIVE ELECTRODE MATERIAL FOR NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY, METHOD FOR MANUFACTURING NEGATIVE ELECTRODE MATERIAL FOR NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY, NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY, AND BATTERY PACK - According to one embodiment, a non-aqueous electrolyte secondary battery includes a positive electrode which inserts and extracts lithium, a negative electrode containing a negative electrode material including a porous conductive particle and an active material formed on the surface and/or within the pores of the porous conductive particle and composed of a lithium titanium complex oxide having at least one structure selected from the group consisting of nanotubes and nanowires, the lithium titanium complex oxide being expressed by a general formula Li | 03-22-2012 |
20120070719 | NEGATIVE ELECTRODE ACTIVE MATERIAL FOR NONAQUEOUS ELECTROLYTE BATTERY, METHOD OF PRODUCING THE SAME, NONAQUEOUS ELECTROLYTE BATTERY AND BATTERY PACK - According to one embodiment, a negative electrode active material for nonaqueous electrolyte battery includes a titanium oxide compound having a crystal structure of monoclinic titanium dioxide. When a monoclinic titanium dioxide is used as the active material, the effective capacity is significantly lower than the theoretical capacity though the theoretical capacity was about 330 mAh/g. The invention comprises a titanium oxide compound which has a crystal structure of monoclinic titanium dioxide and a (001) plane spacing of 6.22 Å or more in the powder X-ray diffraction method using a Cu-Kα radiation source, thereby making an attempt to improve effective capacity. | 03-22-2012 |
20120070726 | ELECTRODE MATERIAL, A BATTERY ELECTRODE, METHOD OF PRODUCING THEM, NONAQUEOUS ELECTROLYTE BATTERY AND BATTERY PACK - According to one embodiment, there is provided an electrode material. The electrode material includes an active material which includes a titanium oxide compound having a monoclinic titanium dioxide crystal structure. The electrode material further includes a compound which exists on the surface of the active material and has a trialkylsilyl group represented by the formula (I). | 03-22-2012 |
20120077074 | ACTIVE MATERIAL, METHOD OF PRODUCING THE SAME, NONAQUEOUS ELECTROLYTE BATTERY AND BATTERY PACK - According to one embodiment, there is provided an active material including a titanium oxide compound having a monoclinic titanium dioxide crystal structure and satisfying the equation (I). | 03-29-2012 |
20120107692 | BATTERY ACTIVE MATERIAL, NONAQUEOUS ELECTROLYTE BATTERY AND BATTERY PACK - According to one embodiment, a battery active material is provided. The battery active material includes monoclinic complex oxide represented by the formula Li | 05-03-2012 |
20120115032 | NEGATIVE ELECTRODE ACTIVE MATERIAL, NONAQUEOUS ELECTROLYTE BATTERY AND BATTERY PACK - According to one embodiment, a negative electrode active material includes a compound having a crystal structure of monoclinic titanium dioxide. The compound has a highest intensity peak detected by an X-ray powder diffractometry using a Cu-Kα radiation source. The highest intensity peak is a peak of a (001) plane, (002) plane, or (003) plane. A half-width (2θ) of the highest intensity peak falls within a range of 0.5 degree to 4 degrees. | 05-10-2012 |
20120129015 | ACTIVE MATERIAL FOR BATTERIES, NON-AQUEOUS ELECTROLYTE BATTERY, AND BATTERY PACK - According to one embodiment, an active material for batteries includes monoclinic β-type titanium composite oxide containing at least one element selected from the group consisting of V, Nb, Ta, Al, Ga, and In, the at least one element being contained in an amount of 0.03 wt % or more and 3 wt % or less. | 05-24-2012 |
20120129016 | ACTIVE MATERIAL FOR BATTERIES, NON-AQUEOUS ELECTROLYTE BATTERY AND BATTERY PACK - According to one embodiment, an active material for batteries includes a titanium composite oxide, wherein the titanium composite oxide includes a monoclinic β-type titanium composite oxide as a main phase, and when an integral intensity of the main peak of the monoclinic β-type titanium composite oxide obtained with a wideangle X-ray diffraction method having a CuKα-ray as an X-ray source is 100, the relative value of the integral intensity of the main peak that presents the range of 2θ=25.1 to 25.5° attributed to at least one sub-phase selected from anatase-type TiO | 05-24-2012 |
20120135294 | NEGATIVE ELECTRODE ACTIVE MATERIAL FOR NONAQUEOUS ELECTROLYTE BATTERY, NONAQUEOUS ELECTROLYTE BATTERY, BATTERY PACK, AND VEHICLE - A negative electrode active material contains a metal-displaced lithium-titanium oxide of a ramsdellite structure expressed by the formula Li | 05-31-2012 |
20120171550 | ACTIVE MATERIAL FOR BATTERIES, NON-AQUEOUS ELECTROLYTE BATTERY, AND BATTERY PACK - According to one embodiment, an active material for batteries includes monoclinic β-type titanium composite oxide having a crystallite, wherein the monoclinic β-type titanium composite oxide has a first diameter of the crystallite calculated from a peak present at an angle | 07-05-2012 |
20120183836 | NONAQUEOUS ELECTROLYTE BATTERY, ACTIVE MATERIAL, METHOD FOR PRODUCING SAME, METHOD FOR PRODUCING ALKALI TITANATE COMPOUND, AND BATTERY PACK - According to one embodiment, a negative electrode active material for a nonaqueous electrolyte battery is provided. The active material includes a titanium oxide compound having a crystal structure of a monoclinic titanium dioxide and having a crystallite, the crystallite having a crystallite size of 5 to 25 nm when it is calculated by using the half width of the peak of a (110) plane obtained by a powder X-ray diffraction (XRD) method using a Cu-Kα ray. | 07-19-2012 |
20120244442 | BATTERY ACTIVE MATERIAL, NONAQUEOUS ELECTROLYTE BATTERY AND BATTERY PACK - According to one embodiment, a battery active material includes a complex oxide containing Nb and Ti and an element M. In the active material, the molar ratio (M/Ti) of the element M to Ti satisfies the following formula (I): 009-27-2012 | |
20130065101 | ACTIVE MATERIAL, NONAQUEOUS ELECTROLYTE BATTERY AND BATTERY PACK - According to one embodiment, an active material includes a monoclinic system β-type titanium composite oxide. The monoclinic system β-type titanium composite oxide includes a first element including at least one of Mo and W and satisfies the following formula (1): | 03-14-2013 |
20130071724 | ELECTRODE FOR BATTERY, NONAQUEOUS ELECTROLYTE BATTERY, AND BATTERY PACK - According to one embodiment, there is provided an electrode for battery. The electrode includes a current collector and an active material layer provided on the current collector. The active material layer includes a first powder of a monoclinic titanium dioxide compound and a second powder a monoclinic titanium dioxide compound. The first powder has a minor-axis average dimension of primary particles in the range from 0.5 μm to 5 μm and a major-axis average dimension of primary particles in the range from 0.5 μm to 20 μm. The second powder has a minor-axis average dimension of primary particles in the range from 0.01 μm to 0.3 μm and a major-axis average dimension of primary particles in the range from 0.5 μm to 1 μm. | 03-21-2013 |
20130143118 | NEGATIVE ELECTRODE ACTIVE MATERIAL, NONAQUEOUS ELECTROLYTE BATTERY AND BATTERY PACK - According to one embodiment, a negative electrode active material includes a compound having a crystal structure of monoclinic titanium dioxide. The compound has a highest intensity peak detected by an X-ray powder diffractometry using a Cu-Kα radiation source. The highest intensity peak is a peak of a (001) plane, (002) plane, or (003) plane. A half-width (2θ) of the highest intensity peak falls within a range of 0.5 degree to 4 degrees. | 06-06-2013 |
20130209863 | ACTIVE MATERIAL FOR BATTERY, NONAQUEOUS ELECTROLYTE BATTERY, AND BATTERY PACK - According to one embodiment, there is provided a active material for a battery including a complex oxide containing niobium and titanium. A ratio M | 08-15-2013 |
20130216868 | ACTIVE MATERIAL FOR BATTERIES, NON-AQUEOUS ELECTROLYTE BATTERY, AND BATTERY PACK - According to one embodiment, an active material for batteries includes monoclinic β-type titanium composite oxide containing at least one element selected from the group consisting of V, Nb, Ta, Al, Ga, and In, the at least one element being contained in an amount of 0.03 wt % or more and 3 wt % or less. | 08-22-2013 |
20130260210 | NONAQUEOUS ELECTROLYTE BATTERY AND BATTERY PACK - According to one embodiment, a nonaqueous electrolyte battery includes a positive electrode, a negative electrode and a nonaqueous electrolyte. The positive electrode includes a compound, which is represented by LiFe | 10-03-2013 |
20130337315 | ELECTRODE FOR BATTERY AND PRODUCTION METHOD THEREOF, NONAQUEOUS ELECTROLYTE BATTERY, BATTERY PACK, AND ACTIVE MATERIAL - According to one embodiment, there is provided an electrode for battery which includes a current collector and an active material layer provided on the current collector. The active material layer contains particles of a lithium titanate compound having a spinel structure and a basic polymer. Here, the basic polymer is coating at least a part of the surface of the particles of the lithium titanate compound. | 12-19-2013 |
20140017520 | ACTIVE MATERIAL, NONAQUEOUS ELECTROLYTE BATTERY, AND BATTERY PACK - According to one embodiment, an active material includes an element M and a monoclinic crystal structure represented by the formula TiNb | 01-16-2014 |
20140044997 | ACTIVE MATERIAL, NONAQUEOUS ELECTROLYTE BATTERY, AND BATTERY PACK - According to one embodiment, an active material containing a monoclinic oxide is provided. The monoclinic oxide is represented by the formula Li | 02-13-2014 |
20140120380 | ACTIVE MATERIAL - According to one embodiment, an active material is provided. The active material includes orthorhombic system oxide represented by the following formula: Li | 05-01-2014 |
20140120404 | ACTIVE MATERIAL, NONAQUEOUS ELECTROLYTE BATTERY, BATTERYPACK, AND METHOD OF PRODUCING ACTIVE MATERIAL - According to one embodiment, an active material containing a niobium titanium composite oxide is provided. The niobium titanium composite oxide has average composition represented by Li | 05-01-2014 |
20140170451 | ELECTRODE - According to one embodiment, there is provided an electrode. The electrode includes an active material-containing layer and a current collector. The current collector includes first and second regions. The first region has a surface roughness Ra | 06-19-2014 |
20140193689 | ELECTROCHEMICAL CELL, METHOD OF PRODUCING ELECTROCHEMICAL CELL, BATTERY PACK, AND CAR - According to one embodiment, an electrochemical cell includes a positive electrode, a negative electrode, a sulfide-based solid electrolyte layer and an oxide-based solid electrolyte layer. The positive electrode includes positive electrode active material particles which absorb and release lithium ions at a potential of 3 V (vs. Li/Li | 07-10-2014 |
20140193717 | SOLID ELECTROLYTE, MANUFACTURING METHOD OF SOLID ELECTROLYTE, BATTERY AND BATTERY PACK - According to one embodiment, a solid electrolyte includes a sintered body of ceramic grains. The sintered body includes a crystal plane having an ion conducting path. The crystal plane is oriented in a direction which intersects at least one surface of the solid electrolyte. | 07-10-2014 |
20140193718 | SOLID ELECTROLYTE MATERIAL, SOLID ELECTROLYTE, AND BATTERY - According to one embodiment, a solid electrolyte material is an oxide represented by ABO | 07-10-2014 |
20140287285 | ACTIVE MATERIAL FOR BATTERY, NONAQUEOUS ELECTROLYTEBATTERY, AND BATTERY PACK - In general, according to one embodiment, the active material for a battery contains a niobium composite oxide represented by the formula: Li | 09-25-2014 |
20140295231 | ACTIVE SUBSTANCE - According to one embodiment, there is provided an active substance. The active substance contains active material particles. The active material particles comprise a compound represented by the formula: Ti | 10-02-2014 |
20140295247 | BATTERY ACTIVE MATERIAL, NONAQUEOUS ELECTROLYTE BATTERY, AND BATTERY PACK - According to one embodiment, there are provided an active material for a battery having a high effective capacity, a nonaqueous electrolyte battery, and a battery pack. The active material contains a niobium-titanium composite oxide. When the active material is subjected to powder X-ray diffraction (XRD) using a Cu-Kα ray source, a peak appears in a range of 2θ=5°±0.5° in the diffraction pattern. | 10-02-2014 |
20140295282 | ACTIVE MATERIAL FOR BATTERY, NONAQUEOUS ELECTROLYTE BATTERY, BATTERY PACK, AND METHOD FOR MANUFACTURING ACTIVE MATERIAL FOR BATTERY - In general, according to one embodiment, an active material for battery includes a monoclinic complex oxide. The monoclinic complex oxide is expressed by the general formula Li | 10-02-2014 |
20150041709 | ACTIVE MATERIAL FOR BATTERY, NONAQUEOUS ELECTROLYTE BATTERY, AND BATTERY PACK - According to one embodiment, there is provided a active material for a battery including a complex oxide containing niobium and titanium. A ratio M | 02-12-2015 |