公开(公告)号：US07749653B2

公开(公告)日：2010-07-06

申请号：US11743428

申请日：2007-05-02

申请人： Shinya Wakita ,  Izaya Okae

发明人： Shinya Wakita ,  Izaya Okae

IPC分类号： H01M4/48 ,  H01M4/62

CPC分类号： H01M4/62 ,  H01M4/133 ,  H01M4/587 ,  H01M10/0525 ,  H01M2004/021 ,  H01M2004/027

摘要： A battery is provided. In the battery including a cathode, an anode having an anode active material layer provided on an anode current collector, said anode active material layer containing a carbon material as an anode active material, and an electrolyte solution, the anode active material layer contains nano-particles of ceramic. The battery limits the precipitation of lithium on the surface of the anode, improves energy density and has an excellent cycle characteristics.

摘要翻译： 提供电池。 在包括阴极的电池中，具有设置在阳极集电体上的负极活性物质层的阳极，所述负极活性物质层含有作为负极活性物质的碳材料和电解质溶液，所述负极活性物质层含有纳米金属， 陶瓷颗粒 电池限制了阳极表面的锂沉淀，提高了能量密度，并具有优异的循环特性。

公开(公告)号：US20090214952A1

公开(公告)日：2009-08-27

申请号：US12368650

申请日：2009-02-10

申请人： Shinya Wakita ,  Izaya Okae

发明人： Shinya Wakita ,  Izaya Okae

IPC分类号： H01M10/36 ,  H01M4/60

CPC分类号： H01M4/587 ,  H01M4/58 ,  H01M4/621 ,  H01M4/623 ,  H01M10/0525 ,  H01M2220/30 ,  Y02E60/122

摘要： A secondary battery capable of providing a high energy density and superior cycle characteristics is provided. The secondary battery includes a cathode, an anode, and an electrolytic solution. The anode has an anode active material layer containing a carbon material and a lithium-containing compound (Li3-aMaN) as an anode active material. M is one or more transition metal elements. a is a numerical value satisfying 0

摘要翻译： 提供能够提供高能量密度和优异的循环特性的二次电池。 二次电池包括阴极，阳极和电解液。 阳极具有含有碳材料和含锂化合物（Li3-aMaN）作为负极活性物质的负极活性物质层。 M是一种或多种过渡金属元素。 a是满足0

公开(公告)号：US09225021B2

公开(公告)日：2015-12-29

申请号：US12689700

申请日：2010-01-19

申请人： Shinya Wakita ,  Masayuki Ihara ,  Izaya Okae

发明人： Shinya Wakita ,  Masayuki Ihara ,  Izaya Okae

IPC分类号： H01M4/58 ,  H01M4/583 ,  H01M4/36 ,  H01M10/0525 ,  H01M10/0567 ,  H01M4/02

CPC分类号： H01M4/5825 ,  H01M4/366 ,  H01M4/583 ,  H01M10/0525 ,  H01M10/0567 ,  H01M2004/027 ,  H01M2004/028 ,  Y02E60/122

摘要： A nonaqueous electrolyte secondary battery includes: a positive electrode; a negative electrode; and a nonaqueous electrolyte, wherein the positive electrode contains a positive electrode active material having an olivine structure, and the nonaqueous electrolyte contains at least one member of sulfone compounds represented by the following formulae (1) and (2). wherein R1 represents CmH2m-n1Xn2; X represents a halogen; m represents an integer of from 2 to 7; each of n1 and n2 independently represents an integer of from 0 to 2m; R2 represents CjH2j-k1Zk2; Z represents a halogen; j represents an integer of from 2 to 7; and each of k1 and k2 independently represents an integer of from 0 to 2j.

摘要翻译： 非水电解质二次电池包括：正极; 负极; 和非水电解质，其中所述正极含有具有橄榄石结构的正极活性物质，所述非水电解质含有由下式（1）和（2）表示的砜化合物中的至少一种。 其中R1表示CmH2m-n1Xn2; X表示卤素; m表示2〜7的整数， n1和n2各自独立地表示0〜2m的整数; R2表示CjH2j-k1Zk2; Z表示卤素; j表示2〜7的整数， k1和k2各自独立地表示0〜2j的整数。

公开(公告)号：US08507132B2

公开(公告)日：2013-08-13

申请号：US12093930

申请日：2007-09-19

申请人： Shinya Wakita ,  Izaya Okae

发明人： Shinya Wakita ,  Izaya Okae

IPC分类号： H01M10/056 ,  H01M4/13 ,  H01M4/60 ,  H01M4/62

CPC分类号： H01M4/0404 ,  H01M4/13 ,  H01M4/131 ,  H01M4/139 ,  H01M4/525 ,  H01M4/587 ,  H01M4/621 ,  H01M4/622 ,  H01M10/052 ,  H01M2300/0042 ,  H01M2300/0045

摘要： A battery capable of obtaining a high energy density and obtaining superior cycle characteristics is provided. A spirally wound electrode body 20 having a lamination structure composed of a cathode 21, an anode 22, and a separator 23 is contained in a battery can 11. In the cathode 21, a cathode active material layer 21B containing an ambient temperature molten salt and a cathode active material is provided on a cathode current collector 21A. The content ratio of the ambient temperature molten salt in the cathode active material layer 21B is in the range from 0.1 mass % to 5 mass %. The ambient temperature molten salt is, for example, a tertiary or quaternary ammonium salt that is composed of a tertiary or quaternary ammonium cation and an anion having a fluorine atom.

摘要翻译： 提供能够获得高能量密度并获得优异的循环特性的电池。 具有由阴极21，阳极22和隔板23构成的​​层叠结构的螺旋卷绕电极体20包含在电池壳体11中。在阴极21中，包含环境温度熔融盐的阴极活性物质层21B和 正极活性物质设置在阴极集电体21A上。 阴极活性物质层21B中的环境温度熔融盐的含有比例为0.1质量％〜5质量％。 环境温度熔融盐是例如由叔或季铵阳离子和具有氟原子的阴离子组成的叔铵盐或季铵盐。

公开(公告)号：US08377598B2

公开(公告)日：2013-02-19

申请号：US11859600

申请日：2007-09-21

申请人： Shinya Wakita ,  Izaya Okae ,  Hiroyuki Yamaguchi ,  Tadahiko Kubota

发明人： Shinya Wakita ,  Izaya Okae ,  Hiroyuki Yamaguchi ,  Tadahiko Kubota

IPC分类号： H01M6/16

CPC分类号： H01M4/587 ,  H01M2/022 ,  H01M4/131 ,  H01M4/133 ,  H01M4/525 ,  H01M10/0525 ,  H01M10/0567 ,  H01M2004/021 ,  H01M2300/0042

摘要： A battery capable of obtaining the high energy density and obtaining the superior cycle characteristics is provided. In an anode, the thickness of a single face of an anode active material layer containing a carbon material as an anode active material is from 75 μm to 120 μm. An electrolytic solution contains difluoroethylene carbonate as a solvent. Thereby, the energy density of the anode is improved, and the diffusion and the acceptance of lithium ions in the anode are improved.

摘要翻译： 提供能够获得高能量密度并获得优异的循环特性的电池。 在阳极中，含有碳材料作为负极活性物质的负极活性物质层的单面的厚度为75μm〜120μm。 电解液含有二氟碳酸亚乙酯作为溶剂。 从而提高了阳极的能量密度，提高了阳极中锂离子的扩散和接受性。

公开(公告)号：US07709142B2

公开(公告)日：2010-05-04

申请号：US11567951

申请日：2006-12-07

申请人： Shinya Wakita ,  Izaya Okae ,  Yosuke Ushio ,  Yoshiaki Takeuchi ,  Saori Tokuoka

发明人： Shinya Wakita ,  Izaya Okae ,  Yosuke Ushio ,  Yoshiaki Takeuchi ,  Saori Tokuoka

IPC分类号： H01M6/04 ,  H01M6/16

CPC分类号： H01M10/0569 ,  H01M10/0587 ,  H01M2004/021 ,  H01M2010/4292

摘要： A battery capable of obtaining a high energy density and obtaining superior cycle characteristics is provided. The thickness of a cathode active material layer is from 100 μm to 130 μm. The thickness of an anode active material layer is from 85 μm to 120 μm, and the volume density of the anode active material layer is from 1.7 g/cm3 to 1.85 g/cm3. An electrolytic solution contains 4-fluoro-1,3-dioxolane-2-one. Thereby, even when the thicknesses of the cathode active material layer and the anode active material layer are increased, the diffusion and acceptance of lithium in an anode are improved, and superior cycle characteristics can be obtained.

摘要翻译： 提供能够获得高能量密度并获得优异的循环特性的电池。 阴极活性物质层的厚度为100μm〜130μm。 负极活性物质层的厚度为85μm〜120μm，负极活性物质层的体积密度为1.7g / cm 3〜1.85g / cm 3。 电解液含有4-氟-1,3-二氧戊环-2-酮。 由此，即使阴极活性物质层和负极活性物质层的厚度增加，也能够提高阳极中的锂的扩散和接受性，能够获得优异的循环特性。

公开(公告)号：US20090197179A1

公开(公告)日：2009-08-06

申请号：US12362941

申请日：2009-01-30

申请人： Shinya Wakita ,  Izaya Okae

发明人： Shinya Wakita ,  Izaya Okae

IPC分类号： H01M4/62 ,  B05D5/12

CPC分类号： H01M4/621

摘要： A non-aqueous electrolyte battery includes a positive electrode, a negative electrode having a negative electrode active material layer provided on a negative electrode collector and a non-aqueous electrolyte, wherein the negative electrode active material layer contains a polyvinylidene fluoride-containing binder and a nano ceramic particle having a primary particle size of not more than 100 nm; and the binder and the nano ceramic particle are complexed.

摘要翻译： 非水电解质电池包括正极，具有设置在负极集电体上的负极活性物质层的负极和非水电解质，其中所述负极活性物质层含有含聚偏二氟乙烯的粘合剂和 初级粒径不大于100nm的纳米陶瓷粒子; 并且粘合剂和纳米陶瓷颗粒复合。

公开(公告)号：US20080160415A1

公开(公告)日：2008-07-03

申请号：US11745941

申请日：2007-05-08

申请人： Shinya Wakita ,  Izaya Okae

发明人： Shinya Wakita ,  Izaya Okae

IPC分类号： H01M4/48

CPC分类号： H01M10/0525 ,  H01M4/13 ,  H01M4/131 ,  H01M4/587 ,  H01M4/62 ,  H01M2004/021 ,  H01M2004/028

摘要： A lithium ion battery including a cathode provided with a cathode active material on a cathode current collector, an anode and an electrolyte solution, wherein the cathode active material layer contains nano-particles of ceramic is provided. The lithium ion battery suppresses the growth of a cathode film on the cathode, improves energy density and has excellent cycle characteristics.

摘要翻译： 提供一种锂离子电池，其包括在阴极集电体上设置有阴极活性物质的阴极，阳极和电解质溶液，其中，所述阴极活性物质层含有纳米粒子的陶瓷。 锂离子电池抑制阴极上的阴极膜的生长，提高能量密度并具有优异的循环特性。

公开(公告)号：US20070148541A1

公开(公告)日：2007-06-28

申请号：US11567951

申请日：2006-12-07

申请人： Shinya Wakita ,  Izaya Okae ,  Yosuke Ushio ,  Yoshiaki Takeuchi ,  Saori Tokuoka

发明人： Shinya Wakita ,  Izaya Okae ,  Yosuke Ushio ,  Yoshiaki Takeuchi ,  Saori Tokuoka

IPC分类号： H01M10/40

CPC分类号： H01M10/0569 ,  H01M10/0587 ,  H01M2004/021 ,  H01M2010/4292

摘要： A battery capable of obtaining a high energy density and obtaining superior cycle characteristics is provided. The thickness of a cathode active material layer is from 100 μm to 130 μm. The thickness of an anode active material layer is from 85 μm to 120 μm, and the volume density of the anode active material layer is from 1.7 g/cm3 to 1.85 g/cm3. An electrolytic solution contains 4-fluoro-1,3-dioxolane-2-one. Thereby, even when the thicknesses of the cathode active material layer and the anode active material layer are increased, the diffusion and acceptance of lithium in an anode are improved, and superior cycle characteristics can be obtained.

摘要翻译： 提供能够获得高能量密度并获得优异的循环特性的电池。 阴极活性物质层的厚度为100〜130μm。 阳极活性物质层的厚度为85μm〜120μm，负极活性物质层的体积密度为1.7g / cm 3〜1.85g / cm 3， / SUP>。 电解液含有4-氟-1,3-二氧戊环-2-酮。 由此，即使阴极活性物质层和负极活性物质层的厚度增加，也能够提高阳极中的锂的扩散和接受性，能够获得优异的循环特性。

公开(公告)号：US08574761B2

公开(公告)日：2013-11-05

申请号：US12357988

申请日：2009-01-22

申请人： Shinya Wakita ,  Izaya Okae

发明人： Shinya Wakita ,  Izaya Okae

IPC分类号： H01M4/02

CPC分类号： H01M4/133 ,  H01M4/62 ,  H01M4/623 ,  H01M10/052 ,  H01M2004/021 ,  H01M2004/027

摘要： A battery including a positive electrode, a negative electrode and an electrolytic solution, wherein the negative electrode has a negative electrode active material layer containing a carbon material and a binder and having a thickness per one face of 70 μm or more and not more than 120 μm; and the binder contains a copolymer A which is obtained by copolymerizing 100 parts by weight of polyvinylidene fluoride (PVDF) and from 0 to 4 parts by weight of hexafluoropropylene (HFP) and a copolymer B which is obtained by copolymerizing 100 parts by weight of polyvinylidene fluoride and from 5 to 12 parts by weight of hexafluoropropylene in a mass content ratio of A/B of from 60/40 to 90/10.

摘要翻译： 一种包含正极，负极和电解液的电池，其中，所述负极具有含有碳材料和粘合剂的负极活性物质层，每一面的厚度为70μm以上至120以下 妈妈 粘合剂含有通过共聚100重量份聚偏二氟乙烯（PVDF）和0-4重量份六氟丙烯（HFP）和共聚物B得到的共聚物A，共聚物100重量份聚偏二 氟化物和5〜12重量份的六氟丙烯，其质量含量比为A / B为60/40至90/10。