Patent application number | Description | Published |
20090029249 | NONAQUEOUS ELECTROLYTE BATTERY AND BATTERY PACK - A nonaqueous electrolyte battery includes a positive electrode, a negative electrode and a nonaqueous electrolyte. The positive electrode contains active material particles and a coating material. The active material particles are represented by any one of the following formulae (1) to (3) and have an average particle diameter of 0.1 to 10 μm. The coating material comprises at least particles having an average particle diameter of 60 nm or less or layers having an average thickness of 60 nm or less. The particles or the layers contain at least one element selected from the group consisting of Mg, Ti, Zr, Ba, B and C. | 01-29-2009 |
20090081551 | NON-AQUEOUS ELECTROLYTE BATTERY AND BATTERY PACK - A non-aqueous electrolyte battery comprises a negative electrode comprising a current collector, and a negative electrode layer formed on one or both surfaces of the current collector, a positive electrode, and a separator interposed between the negative electrode and the positive electrode. The negative electrode layer comprises a plurality of layers laminated each other and containing a different active material each other, the layers comprising a first layer which is contacted with the current collector and contains spinel-type lithium titanate as an active material, and a second layer which is disposed to face the separator and contains Ramsdellite-type lithium titanate or anatase-type titanium oxide as an active material. | 03-26-2009 |
20090081558 | ACTIVE MATERIALS FOR NON-AQUEOUS ELECTROLYTE BATTERY AND NON-AQUEOUS ELECTROLYTE BATTERY - There is disclosed an active material for a non-aqueous electrolyte battery includes titanium-containing oxide having a crystal structure belonging to P4 | 03-26-2009 |
20100255352 | ACTIVE MATERIAL FOR BATTERY, NON-AQUEOUS ELECTROLYTE BATTERY AND BATTERY PACK - According to one embodiment, a non-aqueous electrolyte battery includes an outer package, a positive electrode housed in the outer package, a negative electrode housed with a space from the positive electrode in the outer package and including an active material, and a non-aqueous electrolyte filled in the outer package. The active material includes a lithium-titanium composite oxide particle, and a coating layer formed on at least a part of the surface of the particle and including at least one metal selected from the group consisting of Mg, Ca, Sr, Ba, Zr, Fe, Nb, Co, Ni, Cu and Si, an oxide of at least one metal selected from the group or an alloy containing at least one metal selected from the group. | 10-07-2010 |
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 |
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 |
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 |
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 |
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 |
20120225346 | NONAQUEOUS ELECTROLYTE BATTERY AND BATTERY PACK - According to one embodiment, a nonaqueous electrolyte battery is provided. The battery includes a positive electrode, a negative electrode, and a nonaqueous electrolyte. The positive electrode includes lithium iron phosphate having an olivine structure as positive electrode active material. The negative electrode includes lithium titanate having a spinel structure and a monoclinic β-type titanium complex oxide as a negative electrode active material. | 09-06-2012 |
20130078504 | ACTIVE MATERIAL, METHOD OF MANUFACTURING THE SAME, NONAQUEOUS ELECTROLYTE BATTERY AND BATTERY PACK - According to one embodiment, there is provided an active material. The active material includes a titanate oxide compound. The active material has a peak appearing in a range of 1580 cm | 03-28-2013 |
20130115508 | NONAQUEOUS ELECTROLYTE BATTERY, ELECTRODE FOR THE SAME, AND BATTERY PACK - According to one embodiment, there is provided an electrode for a nonaqueous electrolyte battery. The electrode includes an active material layer. The active material layer includes a monoclinic β-type titanium composite oxide. When the electrode is subjected to an X-ray diffraction measurement using a Cu-Kα ray source, a ratio of a reflection intensity I(020) of a peak derived from a plane (020) of a crystal of the monoclinic β-type titanium composite oxide to a reflection intensity I(001) of a peak derived from a plane (001) of the crystal of the monoclinic β-type titanium composite oxide being in the range from 0.6 to 1.2. | 05-09-2013 |
20130122348 | BATTERY ELECTRODE, NONAQUEOUS ELECTROLYTE BATTERY, AND BATTERY PACK - According to one embodiment, a battery electrode includes an active material layer and a current collector is provided. The active material layer contains particles of a monoclinic β-type titanium complex oxide and particles of a lithium titanate having a spinel structure. When a particle size frequency distribution of particles contained in the active material layer is measured by the laser diffraction and scattering method, a first peak P | 05-16-2013 |
20130122349 | ELECTRODE, NONAQUEOUS ELECTROLYTE BATTERY, AND BATTERY PACK - According to one embodiment, an electrode includes a current collector, an active material-containing layer, a first peak, a second peak and a pore volume. The active material-containing layer contains an active material having a lithium absorption potential of 0.4 V (vs. Li/Li | 05-16-2013 |
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 |
20130164633 | Nonaqueous Electrolyte Battery and Battery Pack - A nonaqueous electrolyte battery includes a positive electrode, a negative electrode and a nonaqueous electrolyte. The positive electrode contains active material particles and a coating material. The active material particles are represented by any one of the following formulae (1) to (3): | 06-27-2013 |
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 |
20130224531 | ACTIVE MATERIAL FOR BATTERY, NON-AQUEOUS ELECTROLYTE BATTERY AND BATTERY PACK - According to one embodiment, a non-aqueous electrolyte battery includes an outer package, a positive electrode housed in the outer package, a negative electrode housed with a space from the positive electrode in the outer package and including an active material, and a non-aqueous electrolyte filled in the outer package. The active material includes a lithium-titanium composite oxide particle, and a coating layer formed on at least a part of the surface of the particle and including at least one metal selected from the group consisting of Mg, Ca, Sr, Ba, Zr, Fe, Nb, Co, Ni, Cu and Si, an oxide of at least one metal selected from the group or an alloy containing at least one metal selected from the group. | 08-29-2013 |
20130252076 | NONAQUEOUS ELECTROLYTE BATTERY AND BATTERY PACK - According to one embodiment, a nonaqueous electrolyte battery is provided. A positive electrode contains a lithium-nickel-cobalt-manganese complex oxide represented by the formula Li | 09-26-2013 |
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 |
20140193693 | LITHIUM-ION CONDUCTIVE SULFIDE, SOLID ELECTROLYTE SECONDARY BATTERY AND BATTERY PACK - According to one embodiment, a solid electrolyte secondary battery includes a positive electrode containing an active material, a negative electrode containing an active material, and a solid electrolyte layer. The solid electrolyte layer includes a lithium-ion conductive sulfide containing at least one element selected from a group consisting of Al, Si, Fe, Ni, and Zr, the total content of the element in the lithium-ion conductive sulfide is 0.03% by mass or more and 0.3% by mass or less. | 07-10-2014 |
20140193695 | LITHIUM-ION CONDUCTING OXIDE, SOLID ELECTROLYTE SECONDARY BATTERY AND BATTERY PACK - According to one embodiment, a solid electrolyte secondary battery includes a positive electrode, a negative electrode and a solid electrolyte layer. The solid electrolyte layer includes a lithium-ion conducting oxide containing at least one element selected from the group consisting of B, N, F and S, wherein a total content of the element in the lithium-ion conducting oxide is 0.05% by mass or more and 1% by mass or less. | 07-10-2014 |
20140199598 | ELECTRODE FOR SOLID ELECTROLYTE SECONDARY BATTERY, SOLID ELECTROLYTE SECONDARY BATTERY, AND BATTERY PACK - According to one embodiment, a solid electrolyte secondary battery includes a positive electrode, a negative electrode, and a solid electrolyte layer, wherein at least one selected from the positive electrode and the negative electrode comprises active material particles, first solid electrolyte particles located the vicinity of a surface of the active material particles, and second solid electrolyte particles located a gap between the active material particles. A particle size ratio of a second solid electrolyte particle size D2 to a first solid electrolyte particle size D1 (D2/D1) satisfies the relation of 307-17-2014 | |
20140212769 | NONAQUEOUS ELECTROLYTE BATTERY AND BATTERY PACK - A nonaqueous electrolyte battery includes a positive electrode, a negative electrode and a nonaqueous electrolyte. The positive electrode contains active material particles and a coating material. The active material particles are represented by any one of the following formulae (1) to (3): | 07-31-2014 |
20140295276 | POSITIVE ELECTRODE ACTIVE MATERIAL, NONAQUEOUS ELECTROLYTE BATTERY, AND BATTERY PACK - According to one embodiment, there is provided a positive electrode active material containing positive electrode active material particles. The positive electrode active material particles have an olivine structure. The positive electrode active material particles are represented by LiMn | 10-02-2014 |