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公开(公告)号：US09159997B2
公开(公告)日：2015-10-13
申请号：US13537863
申请日：2012-06-29
CPC分类号： H01M4/485 , C01G23/005 , C01P2002/72 , C01P2006/12 , C01P2006/40 , H01M4/131 , H01M4/483 , H01M4/622 , H01M10/0525 , H01M2004/021 , H01M2004/027 , Y02E60/122 , Y02T10/7011
摘要： 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.
摘要翻译： 根据一个实施方案，提供了一种用于非水电解质电池的电极。 电极包括活性物质层。 活性物质层包括单斜晶系型钛复合氧化物。 当使用Cu-Kα射线源对电极进行X射线衍射测定时，衍生自单斜晶系的晶体的平面（020）的峰的反射强度I（020）的比例 钛复合氧化物的反射强度I（001）为衍生自单斜晶系型钛复合氧化物晶体平面（001）的峰值的范围为0.6〜1.2。
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2.发明申请公开(公告)号：US20130115508A1
公开(公告)日：2013-05-09
申请号：US13537863
申请日：2012-06-29
IPC分类号： H01M4/485
CPC分类号： H01M4/485 , C01G23/005 , C01P2002/72 , C01P2006/12 , C01P2006/40 , H01M4/131 , H01M4/483 , H01M4/622 , H01M10/0525 , H01M2004/021 , H01M2004/027 , Y02E60/122 , Y02T10/7011
摘要： 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.
摘要翻译： 根据一个实施方案，提供了一种用于非水电解质电池的电极。 电极包括活性物质层。 活性物质层包括单斜晶β型钛复合氧化物。 当使用Cu-Kalpha射线源对电极进行X射线衍射测量时，衍生自单斜晶β型钛晶体的平面（020）的峰的反射强度I（020） 复合氧化物与衍生自单斜晶β型钛复合氧化物晶体的平面（001）的峰的反射强度I（001）在0.6〜1.2的范围内。
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公开(公告)号：US09231248B2
公开(公告)日：2016-01-05
申请号：US13679182
申请日：2012-11-16
申请人： Takuya Iwasaki , Hiroki Inagaki , Kazuhiro Yasuda , Keigo Hoshina , Mitsuru Ishibashi , Yorikazu Yoshida , Norio Takami
发明人： Takuya Iwasaki , Hiroki Inagaki , Kazuhiro Yasuda , Keigo Hoshina , Mitsuru Ishibashi , Yorikazu Yoshida , Norio Takami
IPC分类号： H01M4/02 , H01M4/485 , H01M2/02 , H01M4/131 , H01M10/0525
CPC分类号： H01M4/485 , H01M2/02 , H01M2/0207 , H01M4/131 , H01M10/0525 , H01M2004/021 , Y02E60/122 , Y02T10/7011
摘要： 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+) or more. The first peak has a mode diameter of 0.01 to 0.1 μm in a diameter distribution of pores detected by mercury porosimetry. The second peak has a mode diameter of 0.2 μm (exclusive) to 1 μm (inclusive) in the diameter distribution of pores. The pore volume detected by the mercury porosimetry is within a range of 0.1 to 0.3 mL per gram of a weight of the electrode excluding a weight of the current collector.
摘要翻译： 根据一个实施例，电极包括集电器，含活性材料的层，第一峰，第二峰和孔体积。 含活性物质的层含有锂吸收电位为0.4V（相对于Li / Li +）以上的活性物质。 在通过水银孔率法检测的孔的直径分布中，第一峰的模式直径为0.01〜0.1μm。 第二峰在孔的直径分布中的模式直径为0.2μm（不包括）至1μm。 通过水银孔率法检测的孔体积在0.1至0.3mL /克重量的电极之外，不包括集电体的重量。
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公开(公告)号：US09184441B2
公开(公告)日：2015-11-10
申请号：US13679027
申请日：2012-11-16
申请人： Mitsuru Ishibashi , Takuya Iwasaki , Kazuhiro Yasuda , Keigo Hoshina , Yorikazu Yoshida , Hiroki Inagaki , Norio Takami
发明人： Mitsuru Ishibashi , Takuya Iwasaki , Kazuhiro Yasuda , Keigo Hoshina , Yorikazu Yoshida , Hiroki Inagaki , Norio Takami
CPC分类号： H01M4/485 , H01M2/02 , H01M4/131 , H01M10/0525 , H01M2004/021 , Y02E60/122 , Y02T10/7011
摘要： 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 P1 appears in a range of 0.3 μm to 3 μm and a second peak P2 appears in a range of 5 μm to 20 μm in the frequency distribution diagram. The ratio FP1/FP2 of the frequency FP1 of the first peak P1 to the frequency FP2 of the second peak P2 is 0.4 to 2.3.
摘要翻译： 根据一个实施例，电池电极包括活性材料层和集电器。 活性物质层含有单斜晶型的钛复合氧化物颗粒和具有尖晶石结构的钛酸锂的颗粒。 当通过激光衍射和散射方法测量包含在活性材料层中的颗粒的粒度频率分布时，第一峰P1出现在0.3μm至3μm的范围内，第二峰P2出现在5μm的范围 到20μm的频率分布图。 第一峰P1的频率FP1与第二峰P2的频率FP2的比FP1 / FP2为0.4〜2.3。
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公开(公告)号：US20130122349A1
公开(公告)日：2013-05-16
申请号：US13679182
申请日：2012-11-16
申请人： Takuya IWASAKI , Hiroki Inagaki , Kazuhiro Yasuda , Keigo Hoshina , Mitsuru Ishibashi , Yorikazu Yoshida , Norio Takami
发明人： Takuya IWASAKI , Hiroki Inagaki , Kazuhiro Yasuda , Keigo Hoshina , Mitsuru Ishibashi , Yorikazu Yoshida , Norio Takami
CPC分类号： H01M4/485 , H01M2/02 , H01M2/0207 , H01M4/131 , H01M10/0525 , H01M2004/021 , Y02E60/122 , Y02T10/7011
摘要： 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+) or more. The first peak has a mode diameter of 0.01 to 0.1 μm in a diameter distribution of pores detected by mercury porosimetry. The second peak has a mode diameter of 0.2 μm (exclusive) to 1 μm (inclusive) in the diameter distribution of pores. The pore volume detected by the mercury porosimetry is within a range of 0.1 to 0.3 mL per gram of a weight of the electrode excluding a weight of the current collector.
摘要翻译： 根据一个实施例，电极包括集电器，含活性材料的层，第一峰，第二峰和孔体积。 含活性物质的层含有锂吸收电位为0.4V（相对于Li / Li +）以上的活性物质。 第一峰在通过水银孔率法检测的孔的直径分布中具有0.01至0.1μm的模式直径。 第二峰在孔的直径分布中具有0.2μm（独占）至1μm（含）的模式直径。 通过水银孔率法检测的孔体积在0.1至0.3mL /克重量的电极之外，不包括集电体的重量。
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公开(公告)号：US20130122348A1
公开(公告)日：2013-05-16
申请号：US13679027
申请日：2012-11-16
申请人： Mitsuru ISHIBASHI , Takuya Iwasaki , Kazuhiro Yasuda , Keigo Hoshina , Yorikazu Yoshida , Hiroki Inagaki , Norio Takami
发明人： Mitsuru ISHIBASHI , Takuya Iwasaki , Kazuhiro Yasuda , Keigo Hoshina , Yorikazu Yoshida , Hiroki Inagaki , Norio Takami
CPC分类号： H01M4/485 , H01M2/02 , H01M4/131 , H01M10/0525 , H01M2004/021 , Y02E60/122 , Y02T10/7011
摘要： 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 P1 appears in a range of 0.3 μm to 3 μm and a second peak P2 appears in a range of 5 μm to 20 μm in the frequency distribution diagram. The ratio FP1/FP2 of the frequency FP1 of the first peak P1 to the frequency FP2 of the second peak P2 is 0.4 to 2.3.
摘要翻译： 根据一个实施例，电池电极包括活性材料层和集电器。 活性物质层含有单斜晶型β型钛复合氧化物颗粒和具有尖晶石结构的钛酸锂颗粒。 当通过激光衍射和散射法测量包含在活性物质层中的粒子的粒度频率分布时，第一峰P1出现在0.3μm至3μm的范围内，第二峰P2出现在5μm的范围内 在频率分布图中为20 mum。 第一峰P1的频率FP1与第二峰P2的频率FP2的比FP1 / FP2为0.4〜2.3。
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公开(公告)号：US20130059184A1
公开(公告)日：2013-03-07
申请号：US13538153
申请日：2012-06-29
CPC分类号： H01M2/263 , H01M4/131 , H01M4/485 , H01M4/661 , Y02E60/122
摘要： According to one embodiment, a non-aqueous electrolyte battery includes an electrode group. The electrode group includes a positive electrode and a negative electrode. At least one of the positive electrode or the negative electrode has a first electrode part and a second electrode part. The first electrode part includes a first metal substrate and an active material-containing part. The second electrode part includes a second metal substrate and an active material-containing part. The first metal substrate has a tensile strength larger than a tensile strength of the second metal substrate. A part of the first electrode part is provided more outside of the electrode group than a part of the second electrode group.
摘要翻译： 根据一个实施方案，非水电解质电池包括电极组。 电极组包括正极和负极。 正极或负极中的至少一个具有第一电极部和第二电极部。 第一电极部分包括第一金属基底和含活性物质的部分。 第二电极部分包括第二金属基底和含活性物质的部分。 第一金属基板的拉伸强度大于第二金属基板的拉伸强度。 第一电极部分的一部分比第二电极组的一部分更加设置在电极组的外侧。
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公开(公告)号：US08846229B2
公开(公告)日：2014-09-30
申请号：US13538153
申请日：2012-06-29
CPC分类号： H01M2/263 , H01M4/131 , H01M4/485 , H01M4/661 , Y02E60/122
摘要： According to one embodiment, a non-aqueous electrolyte battery includes an electrode group. The electrode group includes a positive electrode and a negative electrode. At least one of the positive electrode or the negative electrode has a first electrode part and a second electrode part. The first electrode part includes a first metal substrate and an active material-containing part. The second electrode part includes a second metal substrate and an active material-containing part. The first metal substrate has a tensile strength larger than a tensile strength of the second metal substrate. A part of the first electrode part is provided more outside of the electrode group than a part of the second electrode group.
摘要翻译： 根据一个实施方案，非水电解质电池包括电极组。 电极组包括正极和负极。 正极或负极中的至少一个具有第一电极部和第二电极部。 第一电极部分包括第一金属基底和含活性物质的部分。 第二电极部分包括第二金属基底和含活性物质的部分。 第一金属基板的拉伸强度大于第二金属基板的拉伸强度。 第一电极部分的一部分比第二电极组的一部分更加设置在电极组的外侧。
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公开(公告)号：US09184445B2
公开(公告)日：2015-11-10
申请号：US13234452
申请日：2011-09-16
申请人： Keigo Hoshina , Hiroki Inagaki , Norio Takami
发明人： Keigo Hoshina , Hiroki Inagaki , Norio Takami
IPC分类号： H01M4/134 , H01M4/38 , H01M4/58 , H01M4/485 , H01M10/0569
CPC分类号： H01M4/5825 , H01M4/485 , H01M10/0569 , Y02E60/122
摘要： 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.
摘要翻译： 根据一个实施例，提供非水电解质电池。 电池包括正极，负极和非水电解质。 正极包括具有橄榄石结构的磷酸铁锂作为正极活性物质。 负极包括具有尖晶石结构的钛酸锂和作为负极活性材料的单斜晶系型复合氧化物。
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10.发明授权公开(公告)号：US08945773B2
公开(公告)日：2015-02-03
申请号：US13238415
申请日：2011-09-21
申请人： Yasuhiro Harada , Norio Takami , Hiroki Inagaki , Keigo Hoshina
发明人： Yasuhiro Harada , Norio Takami , Hiroki Inagaki , Keigo Hoshina
IPC分类号： H01M4/48 , C01G23/047
CPC分类号： H01M4/131 , C01G23/047 , H01M4/483 , H01M4/485 , H01M4/505 , H01M4/525 , H01M10/0525 , H01M2004/027 , H01M2300/0017
摘要： 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.
摘要翻译： 根据一个实施方案，非水电解质电池用负极活性物质包括具有单斜钛白粉的晶体结构的氧化钛化合物。 当使用单斜钛白粉作为活性材料时，有效容量明显低于理论容量，理论容量约为330mAh / g。 本发明包括在使用Cu-Kα辐射源的粉末X射线衍射法中具有单斜钛氧化钛的晶体结构和（001）面间距为6.22以上的氧化钛化合物，从而试图改善 有效能力。
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