公开(公告)号：US20110206990A1

公开(公告)日：2011-08-25

申请号：US13126024

申请日：2009-10-07

申请人： Ryuichi Akagi ,  Hiroaki Kitayama ,  Yoshinobu Ishikawa ,  Kenichi Nishimura ,  Takamitsu Saito ,  Tamaki Miura ,  Hiroshi Miyakubo

发明人： Ryuichi Akagi ,  Hiroaki Kitayama ,  Yoshinobu Ishikawa ,  Kenichi Nishimura ,  Takamitsu Saito ,  Tamaki Miura ,  Hiroshi Miyakubo

IPC分类号： H01M4/485 ,  C01D1/02 ,  C01G45/12 ,  C01G53/04 ,  C01G51/04

CPC分类号： H01M4/1391 ,  C01G45/1228 ,  C01G51/42 ,  C01P2004/61 ,  C01P2006/12 ,  C01P2006/14 ,  C01P2006/16 ,  H01M4/02 ,  H01M4/0471 ,  H01M4/485 ,  H01M2004/021

摘要： A sintered lithium complex oxide characterized in that the sintered lithium complex oxide is constituted by sintering fine particles of a lithium complex oxide, the peak pore size giving the maximum differential pore volume is 0.80-5.00 μm, the total pore volume is 0.10-2.00 mL/g, the average particle size is not less than the above-specified peak pore size but not more than 20 μm, there is a sub-peak giving a differential pore volume not less than 10% of the maximum differential pore volume on the smaller pore size side with respect to the above-specified peak pore size, the pore size corresponding to the sub-peak is more than 0.50 μm but not more than 2.00 μm, the BET specific surface area of the sintered lithium complex oxide is 1.0-10.0 m2/g, and the half width of the maximum peak among X-ray diffraction peaks in an X-ray diffraction measurement is 0.12-0.30 deg.

摘要翻译： 一种烧结锂复合氧化物，其特征在于，烧结锂复合氧化物是通过烧结锂复合氧化物的细颗粒构成的，提供最大微孔容积的峰值孔径为0.80-5.00μm，总孔体积为0.10-2.00mL / g，平均粒径不小于上述规定的峰值孔径但不大于20μm，具有不小于最大微孔容积的10％的微孔容积的次峰值在较小的 相对于上述规定的峰值孔径的孔径侧，与亚峰对应的孔径大于0.50μm且不大于2.00μm，烧结的锂复合氧化物的BET比表面积为1.0〜10.0 m 2 / g，X射线衍射测定中的X射线衍射峰中的最大峰的半值宽度为0.12-0.30度。

公开(公告)号：US20100248034A1

公开(公告)日：2010-09-30

申请号：US12745873

申请日：2008-12-03

申请人： Kazuo Oki ,  Minoru Sawai ,  Hiroaki Kitayama ,  Takamitsu Saito ,  Tamaki Miura ,  Kyoichi Watanabe

发明人： Kazuo Oki ,  Minoru Sawai ,  Hiroaki Kitayama ,  Takamitsu Saito ,  Tamaki Miura ,  Kyoichi Watanabe

IPC分类号： H01M4/583 ,  H01M4/88

CPC分类号： H01M4/13 ,  H01M4/02 ,  H01M4/139 ,  H01M4/364 ,  H01M4/622 ,  H01M4/625 ,  H01M2004/021 ,  H01M2004/028

摘要： The present invention provides a composite material for positive electrodes of lithium batteries, which provides a lithium battery having excellent high rate electrical discharge characteristics, has a sufficiently secured diffusion passage for Li, and has high conductivity, a process for producing the same, as well as a positive electrode and a battery using the composite material for positive electrodes of lithium batteries. The present invention relates to a composite material for positive electrodes of lithium batteries, comprising composite particles containing positive electrode active material particles and fibrous carbons, wherein the composite particles have a form in which the positive electrode active material particles are supported by the fibrous carbons.

摘要翻译： 本发明提供一种锂电池正极复合材料，其提供具有优异的高放电特性的锂电池，具有充分确保的Li的扩散通道，并且具有高的导电性，以及其制造方法 作为正极和使用锂电池用正极复合材料的电池。 本发明涉及一种锂电池正极复合材料，其包含含有正极活性物质粒子和纤维状碳的复合粒子，其中复合粒子具有正极活性物质粒子被纤维状碳负担的形式。

公开(公告)号：US20080014498A1

公开(公告)日：2008-01-17

申请号：US11769926

申请日：2007-06-28

申请人： Tomaru OGAWA ,  Takamitsu SAITO ,  Tamaki MIURA ,  Taketo KANEKO

发明人： Tomaru OGAWA ,  Takamitsu SAITO ,  Tamaki MIURA ,  Taketo KANEKO

IPC分类号： H01M6/42 ,  H01M4/38

CPC分类号： H01M4/505 ,  H01M4/131 ,  H01M10/0525 ,  H01M2004/021

摘要： A cell electrode of the present invention has a current collector and an active material layer formed on the current collector. The active material layer contains: an active material in which a mean particle diameter is more than 1 μm to 5 μm or less and a BET specific surface area is 1 to 5 m2/g; and a conductive material of which content is 3 to 50 mass % with respect to 100 mass % of the active material.

摘要翻译： 本发明的电池电极具有形成在集电体上的集电体和活性物质层。 活性物质层含有：平均粒径在1μm〜5μm以下，BET比表面积为1〜5m 2 / g的活性物质， 相对于100质量％的活性物质含有3〜50质量％的导电性材料。

公开(公告)号：US07282297B2

公开(公告)日：2007-10-16

申请号：US10640323

申请日：2003-08-14

申请人： Yasunari Hisamitsu ,  Takaaki Abe ,  Takanori Ito ,  Osamu Shimamura ,  Takamitsu Saito ,  Hideaki Horie ,  Hiroshi Sugawara

发明人： Yasunari Hisamitsu ,  Takaaki Abe ,  Takanori Ito ,  Osamu Shimamura ,  Takamitsu Saito ,  Hideaki Horie ,  Hiroshi Sugawara

IPC分类号： H01M2/06 ,  H01M2/22 ,  H01M2/30

CPC分类号： H01M10/0413 ,  H01M2/0237 ,  H01M2/0295 ,  H01M2/266 ,  H01M10/0445 ,  H01M10/0525 ,  Y02E60/122

摘要： A laminate cell comprises a power generating element formed by sequentially stacking positive electrode plates and negative electrode plates while interposing separators therebetween; a cell package formed of a metal composite film, the cell package hermetically sealing the power generating element and an electrolyte; a positive tab connected to the positive electrode plates; and a negative tab connected to the negative electrode plates. According to the laminate cell, the power generating element and the cell package have approximately rectangular plane shapes, and the positive tab and the negative tab are drawn outward from end edges of long sides of the cell package.

摘要翻译： 层压单元包括通过顺序地堆叠正极板和负极板而在其间插入隔板而形成的发电元件; 由金属复合膜形成的电池组件，所述电池组件密封所述发电元件和电解质; 连接到正极板的正极片; 和连接到负极板的负片。 根据层叠电池，发电元件和电池组件具有近似矩形的平面形状，并且正片和负片从电池组件的长边的端边缘向外拉出。

公开(公告)号：US20070082265A1

公开(公告)日：2007-04-12

申请号：US10581858

申请日：2004-11-29

申请人： Takanori Itou ,  Takamitsu Saito ,  Hideaki Horie

发明人： Takanori Itou ,  Takamitsu Saito ,  Hideaki Horie

IPC分类号： H01M4/52

CPC分类号： H01M4/525 ,  H01M4/131 ,  H01M4/366 ,  H01M10/0413 ,  H01M10/0445 ,  H01M10/0525 ,  H01M10/4235 ,  H01M2004/028

摘要： A positive electrode material for non-aqueous electrolyte lithium ion battery (31, 41) of the present invention has an oxide (11) containing lithium and nickel, and a lithium compound (13) which is deposited on a surface of the oxide (11) and covers nickel present on the surface of the oxide (11). By this structure, it is possible to suppress decomposition of an electrolysis solution as much as possible and drastically reduce swelling of the batteries (31, 41).

摘要翻译： 本发明的非水电解质锂离子电池（31,41）的正极材料具有含有锂和镍的氧化物（11）和沉积在氧化物（11）表面上的锂化合物（13） ）并且覆盖存在于氧化物（11）的表面上的镍。 通过这种结构，可以尽可能地抑制电解液的分解，并且显着减少电池（31,41）的溶胀。

公开(公告)号：US20050132562A1

公开(公告)日：2005-06-23

申请号：US11015037

申请日：2004-12-20

申请人： Takamitsu Saito ,  Hideaki Horie

发明人： Takamitsu Saito ,  Hideaki Horie

IPC分类号： H01M4/04 ,  H01M4/36 ,  H01M10/05 ,  H01M10/0565 ,  H01M10/0585 ,  H01M10/38 ,  H01M10/04 ,  H01M4/62

CPC分类号： H01M10/38 ,  H01M4/0404 ,  H01M4/0416 ,  H01M4/043 ,  H01M10/0565 ,  Y10T29/49115

摘要： A method of manufacturing a solid electrolyte battery includes a step of thermally pressing a composite layer including a positive electrode ink layer, an electrolyte ink layer and a negative electrode ink layer that are formed by coating a positive electrode ink, an electrolyte ink and a negative electrode ink. Further, the positive electrode ink, the electrolyte ink and the negative electrode ink contain a polymer electrolyte. By this method, it is possible to improve the flow of ions across respective interlayers of a positive electrode active material layer, a solid electrolyte layer and a negative electrode active material layer.

摘要翻译： 制造固体电解质电池的方法包括热压由包括正极油墨，电解质油墨和负极油墨形成的正极油墨层，电解质油墨层和负极油墨层的复合层的工序 电极墨水。 此外，正极油墨，电解质油墨和负极油墨含有高分子电解质。 通过该方法，可以改善正极活性物质层，固体电解质层和负极活性物质层的各中间层的离子流动。

公开(公告)号：US20130129914A1

公开(公告)日：2013-05-23

申请号：US13743978

申请日：2013-01-17

申请人： Mori NAGAYAMA ,  Takamitsu SAITO ,  Osamu SHIMAMURA

发明人： Mori NAGAYAMA ,  Takamitsu SAITO ,  Osamu SHIMAMURA

IPC分类号： B05D1/04 ,  H01M4/04 ,  B05D5/12

CPC分类号： H01M4/0404 ,  H01M2/021 ,  H01M4/02 ,  H01M4/366 ,  H01M10/0525 ,  H01M2300/0022 ,  H01M2300/0085 ,  Y02E60/122

摘要： In a nonaqueous electrolyte cell-oriented electrode (10), an electrode active material layer (12) formed on a collector (1) has a density gradient developed with a gradient of a varied concentration of a solid along a thickness from a surface of the electrode active material layer (12) toward the collector (1), and in a gel electrolyte cell-oriented electrode (30), an electrode active material layer (32) formed on a collector (1) has a density gradient developed with (a) gradient(s) of (a) varied concentration(s) of one or both of an electrolyte salt and a film forming material along a thickness from a surface of the electrode active material layer (32) toward the collector (1).

公开(公告)号：US08426064B2

公开(公告)日：2013-04-23

申请号：US12745873

申请日：2008-12-03

申请人： Kazuo Oki ,  Minoru Sawai ,  Hiroaki Kitayama ,  Takamitsu Saito ,  Tamaki Miura ,  Kyoichi Watanabe

发明人： Kazuo Oki ,  Minoru Sawai ,  Hiroaki Kitayama ,  Takamitsu Saito ,  Tamaki Miura ,  Kyoichi Watanabe

IPC分类号： H01M4/04

CPC分类号： H01M4/13 ,  H01M4/02 ,  H01M4/139 ,  H01M4/364 ,  H01M4/622 ,  H01M4/625 ,  H01M2004/021 ,  H01M2004/028

摘要： The present invention provides a composite material for positive electrodes of lithium batteries, which provides a lithium battery having excellent high rate electrical discharge characteristics, has a sufficiently secured diffusion passage for Li, and has high conductivity, a process for producing the same, as well as a positive electrode and a battery using the composite material for positive electrodes of lithium batteries. The present invention relates to a composite material for positive electrodes of lithium batteries, comprising composite particles containing positive electrode active material particles and fibrous carbons, wherein the composite particles have a form in which the positive electrode active material particles are supported by the fibrous carbons.

摘要翻译： 本发明提供一种锂电池正极复合材料，其提供具有优异的高放电特性的锂电池，具有充分确保的Li的扩散通道，并且具有高的导电性，以及其制造方法 作为正极和使用锂电池用正极复合材料的电池。 本发明涉及一种锂电池正极复合材料，其包含含有正极活性物质粒子和纤维状碳的复合粒子，其中复合粒子具有正极活性物质粒子被纤维状碳负担的形式。

公开(公告)号：US08003015B2

公开(公告)日：2011-08-23

申请号：US12305914

申请日：2007-06-27

申请人： Kazuo Oki ,  Yasuhisa Fukumoto ,  Ryuichi Akagi ,  Kenichi Nishimura ,  Taketo Kaneko ,  Tamaki Miura ,  Takamitsu Saito ,  Mikio Kawai ,  Mieko Kawai, legal representative

发明人： Kazuo Oki ,  Yasuhisa Fukumoto ,  Ryuichi Akagi ,  Kenichi Nishimura ,  Taketo Kaneko ,  Tamaki Miura ,  Takamitsu Saito ,  Mikio Kawai

IPC分类号： H01B1/04

CPC分类号： H01M4/505 ,  H01M4/131 ,  H01M4/1391 ,  H01M4/621 ,  H01M4/625 ,  H01M4/661 ,  H01M10/0525 ,  H01M2004/021 ,  Y02T10/7011

摘要： The present invention provides a composite positive electrode material for a lithium ion battery, which is particularly excellent in high-rate discharge characteristics in a battery, and also provides a slurry, positive electrode and battery using the composite positive electrode material. The composite positive electrode material for a lithium ion battery contains: a positive electrode active material (a); a conductive material (b) having a primary particle diameter of 10 to 100 nm and/or a fibrous conductive material (c) having a fiber diameter of 1 nm to 1 μm; and a conductive material (d) having an aspect ratio of 2 to 50.

摘要翻译： 本发明提供了一种用于锂离子电池的复合正极材料，其在电池中的高倍率放电特性方面特别优异，并且还提供了使用复合正极材料的浆料，正极和电池。 锂离子电池用复合正极材料包含：正极活性物质（a）; 一次粒径为10〜100nm的导电材料（b）和/或纤维直径为1nm〜1μm的纤维状导电材料（c） 以及纵横比为2〜50的导电材料（d）。

公开(公告)号：US07923400B2

公开(公告)日：2011-04-12

申请号：US10575346

申请日：2005-12-13

申请人： Takamitsu Saito ,  Takuya Kinoshita ,  Hideaki Horie ,  Kyouichi Watanabe ,  Osamu Shimamura

发明人： Takamitsu Saito ,  Takuya Kinoshita ,  Hideaki Horie ,  Kyouichi Watanabe ,  Osamu Shimamura

IPC分类号： H01M4/88 ,  H01M4/02 ,  H01M4/36 ,  H01M4/60 ,  H01M4/62 ,  B05B3/02 ,  B05B7/08 ,  F23D11/04

CPC分类号： B41J2/01

摘要： A method for preparing an electrode in which droplets of a first electrode ink composition and droplets of a second electrode ink composition are ejected from an ink jet device onto a base material. The first electrode ink composition contains at least one electrode active material and the second electrode ink composition contains at least one binder material. The two ink compositions are deposited in combination to form one of a positive electrode and a negative electrode layer. The resulting electrode is suitable for use in a battery.

摘要翻译： 一种制备电极的方法，其中第一电极墨水组合物的液滴和第二电极墨水组合物的液滴从喷墨装置喷射到基材上。 第一电极墨水组合物含有至少一种电极活性材料，第二电极墨水组合物含有至少一种粘合剂材料。 两种油墨组合物组合沉积形成正极和负极层之一。 所得电极适用于电池。